<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:hsic="http://henryschein.com/20260627" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:us-gaap="http://fasb.org/us-gaap/2025" xmlns:dei="http://xbrl.sec.gov/dei/2025" xmlns:ecd="http://xbrl.sec.gov/ecd/2025" targetNamespace="http://henryschein.com/20260627" elementFormDefault="qualified">
  <xs:annotation>
    <xs:appinfo>
      <link:roleType id="ELRID_CONDENSEDCONSOLIDATEDBALANCESHEETS" roleURI="http://henryschein.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS">
        <link:definition>000020 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_CONDENSEDCONSOLIDATEDSTATEMENTSOFINCOME" roleURI="http://henryschein.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFINCOME">
        <link:definition>000040 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF INCOME</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" roleURI="http://henryschein.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS">
        <link:definition>000070 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_BasisOfPresentation" roleURI="http://henryschein.com/role/BasisOfPresentation">
        <link:definition>010101 - Disclosure - Basis of Presentation</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_SegmentData" roleURI="http://henryschein.com/role/SegmentData">
        <link:definition>010401 - Disclosure - Segment Data</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_StockBasedCompensation" roleURI="http://henryschein.com/role/StockBasedCompensation">
        <link:definition>011101 - Disclosure - Stock-Based Compensation</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_BusinessAcquisitions" roleURI="http://henryschein.com/role/BusinessAcquisitions">
        <link:definition>010501 - Disclosure - Business Acquisitions</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_EarningsPerShare" roleURI="http://henryschein.com/role/EarningsPerShare">
        <link:definition>011401 - Disclosure - Earnings Per Share</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_ComprehensiveIncome" roleURI="http://henryschein.com/role/ComprehensiveIncome">
        <link:definition>011301 - Disclosure - Comprehensive Income</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_FairValueMeasurements" roleURI="http://henryschein.com/role/FairValueMeasurements">
        <link:definition>010601 - Disclosure - Fair Value Measurements</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_IncomeTaxes" roleURI="http://henryschein.com/role/IncomeTaxes">
        <link:definition>010801 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_SupplementalCashFlowInformation" roleURI="http://henryschein.com/role/SupplementalCashFlowInformation">
        <link:definition>011501 - Disclosure - Supplemental Cash Flow Information</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_PlanOfRestructuringAndRelatedCosts" roleURI="http://henryschein.com/role/PlanOfRestructuringAndRelatedCosts">
        <link:definition>010901 - Disclosure - Plan of Restructuring and Related Costs</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical" roleURI="http://henryschein.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETSParenthetical">
        <link:definition>000030 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_CONDENSEDCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY" roleURI="http://henryschein.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY">
        <link:definition>000050 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_CONDENSEDCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITYParenthetical" roleURI="http://henryschein.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITYParenthetical">
        <link:definition>000060 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_RedeemableNoncontrollingInterests" roleURI="http://henryschein.com/role/RedeemableNoncontrollingInterests">
        <link:definition>011201 - Disclosure - Redeemable Noncontrolling Interests</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_EarningsPerShareTables" roleURI="http://henryschein.com/role/EarningsPerShareTables">
        <link:definition>031403 - Disclosure - Earnings Per Share (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_EarningsPerShareReconciliationOfSharesUsedInCalculatingEarningsPerShareBasicAndDilutedDetails" roleURI="http://henryschein.com/role/EarningsPerShareReconciliationOfSharesUsedInCalculatingEarningsPerShareBasicAndDilutedDetails">
        <link:definition>041401 - Disclosure - Earnings Per Share - Reconciliation of Shares used in Calculating Earnings per Share Basic and Diluted (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_SupplementalCashFlowInformationTables" roleURI="http://henryschein.com/role/SupplementalCashFlowInformationTables">
        <link:definition>031503 - Disclosure - Supplemental Cash Flow Information (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_SupplementalCashFlowInformationDetails" roleURI="http://henryschein.com/role/SupplementalCashFlowInformationDetails">
        <link:definition>041501 - Disclosure - Supplemental Cash Flow Information (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_SegmentDataTables" roleURI="http://henryschein.com/role/SegmentDataTables">
        <link:definition>030403 - Disclosure - Segment Data (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_SegmentDataBusinessSegmentInformationDetails" roleURI="http://henryschein.com/role/SegmentDataBusinessSegmentInformationDetails">
        <link:definition>040402 - Disclosure - Segment Data (Business Segment Information) (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_PlanOfRestructuringRelatedCostsNarrativeDetails" roleURI="http://henryschein.com/role/PlanOfRestructuringRelatedCostsNarrativeDetails">
        <link:definition>040901 - Disclosure - Plan of Restructuring Related Costs - Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_ComprehensiveIncomeAccumulatedOtherComprehensiveLossAndComprehensiveIncomeComponentsDetails" roleURI="http://henryschein.com/role/ComprehensiveIncomeAccumulatedOtherComprehensiveLossAndComprehensiveIncomeComponentsDetails">
        <link:definition>041301 - Disclosure - Comprehensive Income - Accumulated Other Comprehensive Loss and Comprehensive Income Components (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_RedeemableNoncontrollingInterestsComponentsOfTheChangeInRedeemableNoncontrollingInterestsDetails" roleURI="http://henryschein.com/role/RedeemableNoncontrollingInterestsComponentsOfTheChangeInRedeemableNoncontrollingInterestsDetails">
        <link:definition>041201 - Disclosure - Redeemable Noncontrolling Interests - Components of the Change in Redeemable Noncontrolling Interests (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_FairValueMeasurementsTables" roleURI="http://henryschein.com/role/FairValueMeasurementsTables">
        <link:definition>030603 - Disclosure - Fair Value Measurements (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_FairValueMeasurementsAssetsAndLiabilitiesMeasuredAndRecognizedOnARecurringBasisDetails" roleURI="http://henryschein.com/role/FairValueMeasurementsAssetsAndLiabilitiesMeasuredAndRecognizedOnARecurringBasisDetails">
        <link:definition>040603 - Disclosure - Fair Value Measurements - Assets and Liabilities Measured and Recognized on a Recurring Basis (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_Debt" roleURI="http://henryschein.com/role/Debt">
        <link:definition>010701 - Disclosure - Debt</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_DebtUSTradeAccountsReceivableSecuritizationNarrativeDetails" roleURI="http://henryschein.com/role/DebtUSTradeAccountsReceivableSecuritizationNarrativeDetails">
        <link:definition>040705 - Disclosure - Debt - U.S. Trade Accounts Receivable Securitization Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_RedeemableNoncontrollingInterestsTables" roleURI="http://henryschein.com/role/RedeemableNoncontrollingInterestsTables">
        <link:definition>031203 - Disclosure - Redeemable Noncontrolling Interests (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_ComprehensiveIncomeTables" roleURI="http://henryschein.com/role/ComprehensiveIncomeTables">
        <link:definition>031303 - Disclosure - Comprehensive Income (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_StockBasedCompensationTables" roleURI="http://henryschein.com/role/StockBasedCompensationTables">
        <link:definition>031103 - Disclosure - Stock-Based Compensation (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" roleURI="http://henryschein.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME">
        <link:definition>000045 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_DebtTables" roleURI="http://henryschein.com/role/DebtTables">
        <link:definition>030703 - Disclosure - Debt (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_ComprehensiveIncomeTotalComprehensiveIncomeNetOfApplicableTaxesDetails" roleURI="http://henryschein.com/role/ComprehensiveIncomeTotalComprehensiveIncomeNetOfApplicableTaxesDetails">
        <link:definition>041302 - Disclosure - Comprehensive Income - Total Comprehensive Income, Net of Applicable Taxes (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_BusinessAcquisitionsNarrativeDetails" roleURI="http://henryschein.com/role/BusinessAcquisitionsNarrativeDetails">
        <link:definition>040501 - Disclosure - Business Acquisitions - Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_DebtRevolvingCreditAgreementNarrativeDetails" roleURI="http://henryschein.com/role/DebtRevolvingCreditAgreementNarrativeDetails">
        <link:definition>040701 - Disclosure - Debt - Revolving Credit Agreement Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_IncomeTaxesNarrativeDetails" roleURI="http://henryschein.com/role/IncomeTaxesNarrativeDetails">
        <link:definition>040801 - Disclosure - Income Taxes - Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_LegalProceedings" roleURI="http://henryschein.com/role/LegalProceedings">
        <link:definition>011001 - Disclosure - Legal Proceedings</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_DebtPrivatePlacementFacilitiesNarrativeDetails" roleURI="http://henryschein.com/role/DebtPrivatePlacementFacilitiesNarrativeDetails">
        <link:definition>040703 - Disclosure - Debt - Private Placement Facilities Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_StockBasedCompensationSummaryOfActivityOfUnvestedRSUsDetails" roleURI="http://henryschein.com/role/StockBasedCompensationSummaryOfActivityOfUnvestedRSUsDetails">
        <link:definition>041105 - Disclosure - Stock-Based Compensation - Summary of Activity of Unvested RSUs (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_DebtScheduleOfPrivatePlacementFacilityBorrowingsDetails" roleURI="http://henryschein.com/role/DebtScheduleOfPrivatePlacementFacilityBorrowingsDetails">
        <link:definition>040708 - Disclosure - Debt - Schedule of Private Placement Facility Borrowings (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_DebtScheduleOfLongtermDebtDetails" roleURI="http://henryschein.com/role/DebtScheduleOfLongtermDebtDetails">
        <link:definition>040707 - Disclosure - Debt - Schedule of Long-term Debt (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_BasisOfPresentationNarrativeDetails" roleURI="http://henryschein.com/role/BasisOfPresentationNarrativeDetails">
        <link:definition>040101 - Disclosure - Basis of Presentation - Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_SignificantAccountingPoliciesAccountingPronouncementsRecentlyAdoptedAndRecentlyIssuedAccountingPronouncements" roleURI="http://henryschein.com/role/SignificantAccountingPoliciesAccountingPronouncementsRecentlyAdoptedAndRecentlyIssuedAccountingPronouncements">
        <link:definition>010201 - Disclosure - Significant Accounting Policies, Accounting Pronouncements Recently Adopted and Recently Issued Accounting Pronouncements</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_NetSalesFromContractsWithCustomers" roleURI="http://henryschein.com/role/NetSalesFromContractsWithCustomers">
        <link:definition>010301 - Disclosure - Net Sales from Contracts with Customers</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_NetSalesFromContractsWithCustomersDisaggregationOfRevenueDetails" roleURI="http://henryschein.com/role/NetSalesFromContractsWithCustomersDisaggregationOfRevenueDetails">
        <link:definition>040302 - Disclosure - Net Sales from Contracts with Customers - Disaggregation of Revenue (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_NetSalesFromContractsWithCustomersTables" roleURI="http://henryschein.com/role/NetSalesFromContractsWithCustomersTables">
        <link:definition>030303 - Disclosure - Net Sales from Contracts with Customers (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_SignificantAccountingPoliciesAccountingPronouncementsRecentlyAdoptedAndRecentlyIssuedAccountingPronouncementsPolicy" roleURI="http://henryschein.com/role/SignificantAccountingPoliciesAccountingPronouncementsRecentlyAdoptedAndRecentlyIssuedAccountingPronouncementsPolicy">
        <link:definition>020202 - Disclosure - Significant Accounting Policies, Accounting Pronouncements Recently Adopted and Recently Issued Accounting Pronouncements (Policy)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_NetSalesFromContractsWithCustomersNarrativeDetails" roleURI="http://henryschein.com/role/NetSalesFromContractsWithCustomersNarrativeDetails">
        <link:definition>040301 - Disclosure - Net Sales from Contracts with Customers - Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_DebtScheduleOfBankCreditLinesDetails" roleURI="http://henryschein.com/role/DebtScheduleOfBankCreditLinesDetails">
        <link:definition>040706 - Disclosure - Debt - Schedule of Bank Credit Lines (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_CoverPage" roleURI="http://henryschein.com/role/CoverPage">
        <link:definition>000010 - Document - Cover Page</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_RelatedPartyTransactions" roleURI="http://henryschein.com/role/RelatedPartyTransactions">
        <link:definition>011601 - Disclosure - Related Party Transactions</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_RelatedPartyTransactionsNarrativeDetails" roleURI="http://henryschein.com/role/RelatedPartyTransactionsNarrativeDetails">
        <link:definition>041601 - Disclosure - Related Party Transactions - Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_StockBasedCompensationSummaryOfStockOptionActivityDetails" roleURI="http://henryschein.com/role/StockBasedCompensationSummaryOfStockOptionActivityDetails">
        <link:definition>041104 - Disclosure - Stock-Based Compensation - Summary of Stock Option Activity (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_BusinessAcquisitionsTables" roleURI="http://henryschein.com/role/BusinessAcquisitionsTables">
        <link:definition>030503 - Disclosure - Business Acquisitions (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_BusinessAcquisitionsSummaryOfEstimatedFairValueOfConsiderationPaidAndNetAssetsAcquiredDetails" roleURI="http://henryschein.com/role/BusinessAcquisitionsSummaryOfEstimatedFairValueOfConsiderationPaidAndNetAssetsAcquiredDetails">
        <link:definition>040502 - Disclosure - Business Acquisitions - Summary of Estimated Fair Value of Consideration Paid and Net Assets Acquired (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_EarningsPerShareScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetails" roleURI="http://henryschein.com/role/EarningsPerShareScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetails">
        <link:definition>041402 - Disclosure - Earnings Per Share - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_PlanOfRestructuringAndRelatedCostsTables" roleURI="http://henryschein.com/role/PlanOfRestructuringAndRelatedCostsTables">
        <link:definition>030903 - Disclosure - Plan of Restructuring and Related Costs (Tables)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_PlanOfRestructuringRelatedCostsScheduleOfRestructuringCostsDetails" roleURI="http://henryschein.com/role/PlanOfRestructuringRelatedCostsScheduleOfRestructuringCostsDetails">
        <link:definition>040902 - Disclosure - Plan of Restructuring Related Costs - Schedule of Restructuring Costs (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_PlanOfRestructuringRelatedCostsScheduleOfRestructuringReserveActivityDetails" roleURI="http://henryschein.com/role/PlanOfRestructuringRelatedCostsScheduleOfRestructuringReserveActivityDetails">
        <link:definition>040903 - Disclosure - Plan of Restructuring Related Costs - Schedule of Restructuring Reserve Activity (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_DebtTermLoanNarrativeDetails" roleURI="http://henryschein.com/role/DebtTermLoanNarrativeDetails">
        <link:definition>040704 - Disclosure - Debt - Term Loan Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_DebtOtherShortTermBankCreditLinesNarrativeDetails" roleURI="http://henryschein.com/role/DebtOtherShortTermBankCreditLinesNarrativeDetails">
        <link:definition>040702 - Disclosure - Debt - Other Short-Term Bank Credit Lines Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_FairValueMeasurementsNarrativeDetails" roleURI="http://henryschein.com/role/FairValueMeasurementsNarrativeDetails">
        <link:definition>040601 - Disclosure - Fair Value Measurements - Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_BasisOfPresentationPolicy" roleURI="http://henryschein.com/role/BasisOfPresentationPolicy">
        <link:definition>020102 - Disclosure - Basis of Presentation (Policy)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_NetSalesFromContractsWithCustomersContractLiabilitiesDetails" roleURI="http://henryschein.com/role/NetSalesFromContractsWithCustomersContractLiabilitiesDetails">
        <link:definition>040303 - Disclosure - Net Sales from Contracts with Customers - Contract Liabilities (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_FairValueMeasurementsComponentsOfChangeInFairValueOfContingentConsiderationDetails" roleURI="http://henryschein.com/role/FairValueMeasurementsComponentsOfChangeInFairValueOfContingentConsiderationDetails">
        <link:definition>040602 - Disclosure - Fair Value Measurements - Components of Change in Fair Value of Contingent Consideration (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_KKRInvestmentAndAcceleratedShareRepurchaseProgram" roleURI="http://henryschein.com/role/KKRInvestmentAndAcceleratedShareRepurchaseProgram">
        <link:definition>011701 - Disclosure - KKR Investment and Accelerated Share Repurchase Program</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_KKRInvestmentAndAcceleratedShareRepurchaseProgramNarrativeDetails" roleURI="http://henryschein.com/role/KKRInvestmentAndAcceleratedShareRepurchaseProgramNarrativeDetails">
        <link:definition>041701 - Disclosure - KKR Investment and Accelerated Share Repurchase Program - Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_BusinessAcquisitionsSummaryOfIdentifiableIntangibleAssetsAcquiredAndEstimatedUsefulLivesDetails" roleURI="http://henryschein.com/role/BusinessAcquisitionsSummaryOfIdentifiableIntangibleAssetsAcquiredAndEstimatedUsefulLivesDetails">
        <link:definition>040503 - Disclosure - Business Acquisitions - Summary of Identifiable Intangible Assets Acquired and Estimated Useful Lives (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_InsiderTradingArrangements" roleURI="http://henryschein.com/role/InsiderTradingArrangements">
        <link:definition>011901 - Disclosure - Insider Trading Arrangements</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_SegmentDataBusinessSegmentInformationAdjustmentsDetails" roleURI="http://henryschein.com/role/SegmentDataBusinessSegmentInformationAdjustmentsDetails">
        <link:definition>040403 - Disclosure - Segment Data (Business Segment Information - Adjustments) (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_SegmentDataNarrativeDetails" roleURI="http://henryschein.com/role/SegmentDataNarrativeDetails">
        <link:definition>040401 - Disclosure - Segment Data (Narrative) (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_StockBasedCompensationScheduleOfAllocationAndVestingStructureDetails" roleURI="http://henryschein.com/role/StockBasedCompensationScheduleOfAllocationAndVestingStructureDetails">
        <link:definition>041102 - Disclosure - Stock-Based Compensation - Schedule of Allocation and Vesting Structure (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_StockBasedCompensationNarrativeDetails" roleURI="http://henryschein.com/role/StockBasedCompensationNarrativeDetails">
        <link:definition>041101 - Disclosure - Stock-Based Compensation - Narrative (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ELRID_StockBasedCompensationAssumptionsUsedInDeterminingFairValuesOfStockOptionsDetails" roleURI="http://henryschein.com/role/StockBasedCompensationAssumptionsUsedInDeterminingFairValuesOfStockOptionsDetails">
        <link:definition>041103 - Disclosure - Stock-Based Compensation - Assumptions used in Determining Fair Values of Stock Options (Details)</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
      </link:roleType>
      <link:linkbaseRef xlink:type="simple" xlink:href="hsic-20260627_lab.xml" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef"></link:linkbaseRef>
      <link:linkbaseRef xlink:type="simple" xlink:href="hsic-20260627_pre.xml" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef"></link:linkbaseRef>
      <link:linkbaseRef xlink:type="simple" xlink:href="hsic-20260627_cal.xml" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef"></link:linkbaseRef>
      <link:linkbaseRef xlink:type="simple" xlink:href="hsic-20260627_def.xml" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef"></link:linkbaseRef>
    </xs:appinfo>
  </xs:annotation>
  <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"></xs:import>
  <xs:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"></xs:import>
  <xs:import namespace="http://www.xbrl.org/2009/role/negated" schemaLocation="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd"></xs:import>
  <xs:import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd"></xs:import>
  <xs:import namespace="http://fasb.org/us-gaap/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd"></xs:import>
  <xs:import namespace="http://xbrl.sec.gov/dei/2025" schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd"></xs:import>
  <xs:import namespace="http://xbrl.sec.gov/ecd/2025" schemaLocation="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd"></xs:import>
  <xs:element id="hsic_RedeemableNoncontrollingInterestsTextBlock" nillable="true" name="RedeemableNoncontrollingInterestsTextBlock" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_AnimalHealthMember" abstract="true" nillable="true" name="AnimalHealthMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentAttributableToRedeemableNoncontrollingInterestNetOfTax" nillable="true" name="AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentAttributableToRedeemableNoncontrollingInterestNetOfTax" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_ComprehensiveIncomeNetOfApplicableTaxesAbstract" abstract="true" nillable="true" name="ComprehensiveIncomeNetOfApplicableTaxesAbstract" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ComprehensiveIncomeNetOfTaxAttributableToRedeemableNoncontrollingInterest" nillable="true" name="ComprehensiveIncomeNetOfTaxAttributableToRedeemableNoncontrollingInterest" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_RedeemableNoncontrollingDecreaseFromDistributionsByRedeemableNoncontrollingInterest" nillable="true" name="RedeemableNoncontrollingDecreaseFromDistributionsByRedeemableNoncontrollingInterest" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_VariousBankCreditLinesMember" abstract="true" nillable="true" name="VariousBankCreditLinesMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilitiesMember" abstract="true" nillable="true" name="PrivatePlacementFacilitiesMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ComponentsOfComprehensiveIncomeAbstract" abstract="true" nillable="true" name="ComponentsOfComprehensiveIncomeAbstract" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ScheduleOfPrivatePlacementFacilitiesDebtTableTextBlock" nillable="true" name="ScheduleOfPrivatePlacementFacilitiesDebtTableTextBlock" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ComprehensiveIncomeAttributableToNoncontrollingInterestsExcludingComprehensiveIncomeAttributableToRedeemableNoncontrollingInterests" nillable="true" name="ComprehensiveIncomeAttributableToNoncontrollingInterestsExcludingComprehensiveIncomeAttributableToRedeemableNoncontrollingInterests" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_USTradeAccountsReceivableSecuritizationMember" abstract="true" nillable="true" name="USTradeAccountsReceivableSecuritizationMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_DebtPricingCommitmentPeriod" nillable="true" name="DebtPricingCommitmentPeriod" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongtermIncentivePlansSettledInCash" nillable="true" name="AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongtermIncentivePlansSettledInCash" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_AverageAssetBackedCommercialPaperRateMember" abstract="true" nillable="true" name="AverageAssetBackedCommercialPaperRateMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_DebtInstrumentVariableRateBasisAtPeriodEnd" nillable="true" name="DebtInstrumentVariableRateBasisAtPeriodEnd" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="hsic_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxExcludingPortionAttributableToRedeemableNoncontrollingInterest" nillable="true" name="OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxExcludingPortionAttributableToRedeemableNoncontrollingInterest" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentAttributableToNonredeemableNoncontrollingInterestsNetOfTax" nillable="true" name="AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentAttributableToNonredeemableNoncontrollingInterestsNetOfTax" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_AccumulatedOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToRedeemableAndNonredeemableNoncontrollingInterests" nillable="true" name="AccumulatedOtherComprehensiveIncomeLossNetOfTaxIncludingPortionAttributableToRedeemableAndNonredeemableNoncontrollingInterests" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_StockIncentivePlan2020Member" abstract="true" nillable="true" name="StockIncentivePlan2020Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_NonEmployeeDirectorStockIncentivePlanMember" abstract="true" nillable="true" name="NonEmployeeDirectorStockIncentivePlanMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_TotalComprehensiveIncomeNetOfTaxTableTextBlock" nillable="true" name="TotalComprehensiveIncomeNetOfTaxTableTextBlock" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_TimeBasedRestrictedStockRestrictedUnitsMember" abstract="true" nillable="true" name="TimeBasedRestrictedStockRestrictedUnitsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PerformanceBasedRestrictedStockRestrictedUnitsMember" abstract="true" nillable="true" name="PerformanceBasedRestrictedStockRestrictedUnitsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_DebtInstrumentAverageTerm" nillable="true" name="DebtInstrumentAverageTerm" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ReclassificationOfAdditionalPaidInCapitalToRetainedEarnings" nillable="true" name="ReclassificationOfAdditionalPaidInCapitalToRetainedEarnings" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_RestructuringAndRelatedCostExpectedPercentageOfWorkforceEliminated" nillable="true" name="RestructuringAndRelatedCostExpectedPercentageOfWorkforceEliminated" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="hsic_AdjustmentForChangesInUnrecognizedTaxBenefits" nillable="true" name="AdjustmentForChangesInUnrecognizedTaxBenefits" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_RevolvingCreditFacilityApril2022Member" abstract="true" nillable="true" name="RevolvingCreditFacilityApril2022Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_CovetrusIncMember" abstract="true" nillable="true" name="CovetrusIncMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_StrategicPlan2018To2020Member" abstract="true" nillable="true" name="StrategicPlan2018To2020Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_AdjustmentToStockForSpinOffTransactionShares" nillable="true" name="AdjustmentToStockForSpinOffTransactionShares" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_AdjustmentToAdditionalPaidInCapitalSaleOfStockRelatedToSpinOffTransaction" nillable="true" name="AdjustmentToAdditionalPaidInCapitalSaleOfStockRelatedToSpinOffTransaction" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_ThreeHundredSixtyFourDayCreditAgreementMember" abstract="true" nillable="true" name="ThreeHundredSixtyFourDayCreditAgreementMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturities" nillable="true" name="LongTermDebtAndFinanceLeaseObligationsIncludingCurrentMaturities" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_PeriodCoveredByAgreement" nillable="true" name="PeriodCoveredByAgreement" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ProceedsFromPaymentsToAffiliates" nillable="true" name="ProceedsFromPaymentsToAffiliates" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_RatioOfIndebtednessToTotalCapital" nillable="true" name="RatioOfIndebtednessToTotalCapital" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="hsic_NumberOfLenders" nillable="true" name="NumberOfLenders" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_IndebtednessRatioAsbtractAbstract" abstract="true" nillable="true" name="IndebtednessRatioAsbtractAbstract" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_OtherShortTermCreditLinesMember" abstract="true" nillable="true" name="OtherShortTermCreditLinesMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_InternetBrandsIncMember" abstract="true" nillable="true" name="InternetBrandsIncMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValue" nillable="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsIntrinsicValue" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableIntrinsicValue" nillable="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableIntrinsicValue" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_AcquisitionInHealthCareOrTechnologyAndValueAddServicesMember" abstract="true" nillable="true" name="AcquisitionInHealthCareOrTechnologyAndValueAddServicesMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities2026Member" abstract="true" nillable="true" name="PrivatePlacementFacilities2026Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_RevolvingCreditFacilityApril2026Member" abstract="true" nillable="true" name="RevolvingCreditFacilityApril2026Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_EquityMethodInvestmentRealizedGainLossOnDisposalGross" nillable="true" name="EquityMethodInvestmentRealizedGainLossOnDisposalGross" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_CustomerRelationshipsAndListsMember" abstract="true" nillable="true" name="CustomerRelationshipsAndListsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_BusinessCombinationConsiderationTransferredDeferred" nillable="true" name="BusinessCombinationConsiderationTransferredDeferred" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities2023Member" abstract="true" nillable="true" name="PrivatePlacementFacilities2023Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_NumberOfCompaniesIncludedInPrivatePlacementFacilities" nillable="true" name="NumberOfCompaniesIncludedInPrivatePlacementFacilities" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="hsic_NumberOfBanksAsAgentsForDebtInstrument" nillable="true" name="NumberOfBanksAsAgentsForDebtInstrument" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="hsic_EmployeesAndMinorityShareholdersMember" abstract="true" nillable="true" name="EmployeesAndMinorityShareholdersMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_OperatingLeaseLiabilitiesCurrentMember" abstract="true" nillable="true" name="OperatingLeaseLiabilitiesCurrentMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_OperatingLeaseLiabilitiesNoncurrentMember" abstract="true" nillable="true" name="OperatingLeaseLiabilitiesNoncurrentMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_MidwayDentalSupplyMember" abstract="true" nillable="true" name="MidwayDentalSupplyMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_SeveranceAndEmployeeRelatedCostsMember" abstract="true" nillable="true" name="SeveranceAndEmployeeRelatedCostsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_AcceleratedDepreciationAndAmortizationMember" abstract="true" nillable="true" name="AcceleratedDepreciationAndAmortizationMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ExitAndOtherRelatedCostsMember" abstract="true" nillable="true" name="ExitAndOtherRelatedCostsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_IntegrationEmployeeRelatedAndOtherCostsMember" abstract="true" nillable="true" name="IntegrationEmployeeRelatedAndOtherCostsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_DisposalOfUnprofitableUsBusinessMember" abstract="true" nillable="true" name="DisposalOfUnprofitableUsBusinessMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_LossOnDisposalOfBusinessMember" abstract="true" nillable="true" name="LossOnDisposalOfBusinessMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_RelatedPartyConcentrationRiskMember" abstract="true" nillable="true" name="RelatedPartyConcentrationRiskMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_TemporaryEquityDecreaseInRedeemableNoncontrollingInterests" nillable="true" name="TemporaryEquityDecreaseInRedeemableNoncontrollingInterests" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_BiotechDentalMember" abstract="true" nillable="true" name="BiotechDentalMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ProductDevelopmentMember" abstract="true" nillable="true" name="ProductDevelopmentMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities1Member" abstract="true" nillable="true" name="PrivatePlacementFacilities1Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities2Member" abstract="true" nillable="true" name="PrivatePlacementFacilities2Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities3Member" abstract="true" nillable="true" name="PrivatePlacementFacilities3Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities4Member" abstract="true" nillable="true" name="PrivatePlacementFacilities4Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities5Member" abstract="true" nillable="true" name="PrivatePlacementFacilities5Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities6Member" abstract="true" nillable="true" name="PrivatePlacementFacilities6Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities7Member" abstract="true" nillable="true" name="PrivatePlacementFacilities7Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities8Member" abstract="true" nillable="true" name="PrivatePlacementFacilities8Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities9Member" abstract="true" nillable="true" name="PrivatePlacementFacilities9Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities10Member" abstract="true" nillable="true" name="PrivatePlacementFacilities10Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities11Member" abstract="true" nillable="true" name="PrivatePlacementFacilities11Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities12Member" abstract="true" nillable="true" name="PrivatePlacementFacilities12Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_TermCreditAgreementMember" abstract="true" nillable="true" name="TermCreditAgreementMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_NoncontrollingInterestIncreaseDecreaseFromBusinessCombination" nillable="true" name="NoncontrollingInterestIncreaseDecreaseFromBusinessCombination" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_SINImplantSystemMember" abstract="true" nillable="true" name="SINImplantSystemMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_CapitalizedSoftwareCostsInvestmentActivities" nillable="true" name="CapitalizedSoftwareCostsInvestmentActivities" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_ShieldHealthcareIncMember" abstract="true" nillable="true" name="ShieldHealthcareIncMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_September2024ThroughJune2026Member" abstract="true" nillable="true" name="September2024ThroughJune2026Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_September2023ThroughJune2024Member" abstract="true" nillable="true" name="September2023ThroughJune2024Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_CommitmentFeeBasisPointsDependingUponProgramUtilization" nillable="true" name="CommitmentFeeBasisPointsDependingUponProgramUtilization" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_TriMedIncMember" abstract="true" nillable="true" name="TriMedIncMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_Other2023AcquisitionsMember" abstract="true" nillable="true" name="Other2023AcquisitionsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_Plan2022Member" abstract="true" nillable="true" name="Plan2022Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_Plan2024Member" abstract="true" nillable="true" name="Plan2024Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongTermIncentivePlansSettledInCashDecreaseShares" nillable="true" name="AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongTermIncentivePlansSettledInCashDecreaseShares" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongTermIncentivePlansSettledInCashIncreaseShares" nillable="true" name="AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationOtherLongTermIncentivePlansSettledInCashIncreaseShares" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_GlobalDistributionAndValueAddedServicesMember" abstract="true" nillable="true" name="GlobalDistributionAndValueAddedServicesMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_GlobalSpecialtyProductsMember" abstract="true" nillable="true" name="GlobalSpecialtyProductsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_GlobalTechnologyMember" abstract="true" nillable="true" name="GlobalTechnologyMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_GlobalDentalMember" abstract="true" nillable="true" name="GlobalDentalMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_GlobalDentalMerchandiseMember" abstract="true" nillable="true" name="GlobalDentalMerchandiseMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_GlobalDentalEquipmentMember" abstract="true" nillable="true" name="GlobalDentalEquipmentMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_GlobalValueAddedServicesMember" abstract="true" nillable="true" name="GlobalValueAddedServicesMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_GlobalMedicalMember" abstract="true" nillable="true" name="GlobalMedicalMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_CyberIncidentThirdPartyAdvisoryExpensesNetOfInsurance" nillable="true" name="CyberIncidentThirdPartyAdvisoryExpensesNetOfInsurance" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_BusinessAcquisitionChangeInContingentConsideration" nillable="true" name="BusinessAcquisitionChangeInContingentConsideration" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_BusinessCombinationContingentConsiderationArrangementsDecreaseInContingentConsiderationDueToPayments" nillable="true" name="BusinessCombinationContingentConsiderationArrangementsDecreaseInContingentConsiderationDueToPayments" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_BusinessCombinationContingentConsiderationArrangementsChangeInFairValueOfContingentConsideration" nillable="true" name="BusinessCombinationContingentConsiderationArrangementsChangeInFairValueOfContingentConsideration" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_ImpairmentAndAcceleratedDepreciationAndAmortizationMember" abstract="true" nillable="true" name="ImpairmentAndAcceleratedDepreciationAndAmortizationMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_RestructuringReserveSettledWithoutCashAssetImpairmentsAndAcceleratedDepreciationAndAmortization" nillable="true" name="RestructuringReserveSettledWithoutCashAssetImpairmentsAndAcceleratedDepreciationAndAmortization" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_RestructuringReserveSettledWithoutCashLossOnDisposal" nillable="true" name="RestructuringReserveSettledWithoutCashLossOnDisposal" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_PaymentsForRestructuringAndRestructuringReserveAccrualAdjustment" nillable="true" name="PaymentsForRestructuringAndRestructuringReserveAccrualAdjustment" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_AgreementExtendTimeBasedTriggerAndPauseExerciseOfPutOptionPeriod" nillable="true" name="AgreementExtendTimeBasedTriggerAndPauseExerciseOfPutOptionPeriod" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_NumberOfIndependentDirectorsThatJoinedBoardOfDirectorsUponInvestment" nillable="true" name="NumberOfIndependentDirectorsThatJoinedBoardOfDirectorsUponInvestment" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="hsic_BusinessMember" abstract="true" nillable="true" name="BusinessMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_June2026ThroughJune2027Member" abstract="true" nillable="true" name="June2026ThroughJune2027Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_September2027ThroughJune2030Member" abstract="true" nillable="true" name="September2027ThroughJune2030Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceAdjustmentWeightedAverageGrantDateFairValue" nillable="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceAdjustmentWeightedAverageGrantDateFairValue" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceAdjustment" nillable="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPerformanceAdjustment" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_InvestmentBYinvestmentFirmAndAcceleratedShareRepurchaseProgramAbstract" abstract="true" nillable="true" name="InvestmentBYinvestmentFirmAndAcceleratedShareRepurchaseProgramAbstract" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_InvestmentByInvestmentFirmAndAcceleratedShareRepurchaseProgramTextBlock" nillable="true" name="InvestmentByInvestmentFirmAndAcceleratedShareRepurchaseProgramTextBlock" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_May192025Member" abstract="true" nillable="true" name="May192025Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_Acquisitions2025Member" abstract="true" nillable="true" name="Acquisitions2025Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_NoncontrollingInterestInSubsidiaryMember" abstract="true" nillable="true" name="NoncontrollingInterestInSubsidiaryMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_NoncontrollingInterestInSubsidiariesMember" abstract="true" nillable="true" name="NoncontrollingInterestInSubsidiariesMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_DerivativeWeightedAverageInterestRate" nillable="true" name="DerivativeWeightedAverageInterestRate" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="hsic_OriginalMember" abstract="true" nillable="true" name="OriginalMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_RestatedMember" abstract="true" nillable="true" name="RestatedMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_HenryScheinOneLLCMember" abstract="true" nillable="true" name="HenryScheinOneLLCMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_EquityOwnedByRelatedPartyPercentage" nillable="true" name="EquityOwnedByRelatedPartyPercentage" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="hsic_AdditionalSharesPurchaseViaOpenMarketPercentage" nillable="true" name="AdditionalSharesPurchaseViaOpenMarketPercentage" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="hsic_InternetBrandsMember" abstract="true" nillable="true" name="InternetBrandsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_HenryScheinOneMember" abstract="true" nillable="true" name="HenryScheinOneMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_BasisOfPresentationLineItems" abstract="true" nillable="true" name="BasisOfPresentationLineItems" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_BasisOfPresentationTable" abstract="true" nillable="true" name="BasisOfPresentationTable" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_AcquisitionsOfControllingInterestsOfAffiliatesMember" abstract="true" nillable="true" name="AcquisitionsOfControllingInterestsOfAffiliatesMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_BusinessCombinationContingentConsiderationArrangementsChangeInFairValueOfContingentConsiderationInConnectionWithBusinessAcquisitions" nillable="true" name="BusinessCombinationContingentConsiderationArrangementsChangeInFairValueOfContingentConsiderationInConnectionWithBusinessAcquisitions" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_BusinessCombinationContingentConsiderationArrangementsChangeInFairValueOfContingentConsiderationInConnectionWithChangesInOwnershipInConsolidatedSubsidiaries" nillable="true" name="BusinessCombinationContingentConsiderationArrangementsChangeInFairValueOfContingentConsiderationInConnectionWithChangesInOwnershipInConsolidatedSubsidiaries" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_EliminationsAndReconcilingItemsMember" abstract="true" nillable="true" name="EliminationsAndReconcilingItemsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_StockIssuedDuringPeriodValueShareBasedCompensationIncludingNoncontrollingInterests" nillable="true" name="StockIssuedDuringPeriodValueShareBasedCompensationIncludingNoncontrollingInterests" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="hsic_WalterSiegelMember" abstract="true" nillable="true" name="WalterSiegelMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_CostsAssociatedWithShareholderAdvisoryMattersAndSelectImplementationRelatedValueCreationConsultingCosts" nillable="true" name="CostsAssociatedWithShareholderAdvisoryMattersAndSelectImplementationRelatedValueCreationConsultingCosts" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="hsic_Acquisitions2026Member" abstract="true" nillable="true" name="Acquisitions2026Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_Acquisitions2023Member" abstract="true" nillable="true" name="Acquisitions2023Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities13Member" abstract="true" nillable="true" name="PrivatePlacementFacilities13Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities14Member" abstract="true" nillable="true" name="PrivatePlacementFacilities14Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PrivatePlacementFacilities15Member" abstract="true" nillable="true" name="PrivatePlacementFacilities15Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PlanYear2026Member" abstract="true" nillable="true" name="PlanYear2026Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PlanYear2026SignOnMember" abstract="true" nillable="true" name="PlanYear2026SignOnMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PlanYear2025Member" abstract="true" nillable="true" name="PlanYear2025Member" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardAllocationPercent" nillable="true" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardAllocationPercent" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ThirdYearMember" abstract="true" nillable="true" name="ThirdYearMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_FourthYearMember" abstract="true" nillable="true" name="FourthYearMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_ScheduleOfAllocationAndVestingStructureOfShareBasedCompensationTableTextBlock" nillable="true" name="ScheduleOfAllocationAndVestingStructureOfShareBasedCompensationTableTextBlock" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_EmployeeStockIncentivePlanMember" abstract="true" nillable="true" name="EmployeeStockIncentivePlanMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_NonQualifiedStockOptionsMember" abstract="true" nillable="true" name="NonQualifiedStockOptionsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_PerYearMember" abstract="true" nillable="true" name="PerYearMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_RevolvingCreditAgreementAmendmentAndRestatementDate" nillable="true" name="RevolvingCreditAgreementAmendmentAndRestatementDate" substitutionGroup="xbrli:item" type="xbrli:dateItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="hsic_NumberOfSharesToBeReceivedUponVestingPerStockUnit" nillable="true" name="NumberOfSharesToBeReceivedUponVestingPerStockUnit" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"></xs:element>
</xs:schema>
