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        <link:definition>9952175 - Disclosure - Accounts Payable, Accrued Liabilities, and Other Liabilities</link:definition>
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        <link:definition>9955517 - Disclosure - Equity and Redeemable Noncontrolling Interests (Tables)</link:definition>
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        <link:definition>9955518 - Disclosure - Earnings Per Common Share (Tables)</link:definition>
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        <link:definition>9955523 - Disclosure - Derivative Financial Instruments (Tables)</link:definition>
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        <link:definition>9955524 - Disclosure - Accounts Payable, Accrued Liabilities, and Other Liabilities (Tables)</link:definition>
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        <link:definition>9955525 - Disclosure - Deferred Revenue (Tables)</link:definition>
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        <link:definition>9955526 - Disclosure - Business (Details)</link:definition>
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        <link:definition>9955527 - Disclosure - Summary of Significant Accounting Policies (Details)</link:definition>
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        <link:definition>9955528 - Disclosure - Real Estate Investments (Details)</link:definition>
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        <link:definition>9955529 - Disclosure - Dispositions of Real Estate (Details)</link:definition>
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        <link:definition>9955530 - Disclosure - Leases - Schedule of Lease Income (Details)</link:definition>
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        <link:definition>9955532 - Disclosure - Loans Receivable - Schedule of Loans Receivable (Details)</link:definition>
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  <xs:element id="peak_JanusLivingIncMember" abstract="true" name="JanusLivingIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_HealthpeakMember" abstract="true" name="HealthpeakMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SaleOfStockPeriodOfDurationForUnderwriters" abstract="false" name="SaleOfStockPeriodOfDurationForUnderwriters" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="peak_InterestIncomeFromSaleOfStockTransaction" abstract="false" name="InterestIncomeFromSaleOfStockTransaction" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_SeniorHousingCommunitiesMember" abstract="true" name="SeniorHousingCommunitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SH2019VenturesLLVJVMember" abstract="true" name="SH2019VenturesLLVJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SeniorHousingPropertiesMember" abstract="true" name="SeniorHousingPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_LabLandParcelsMember" abstract="true" name="LabLandParcelsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_OutpatientMedicalBuildingsMember" abstract="true" name="OutpatientMedicalBuildingsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SeniorHousingMember" abstract="true" name="SeniorHousingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_LabBuildingsMember" abstract="true" name="LabBuildingsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_NAPLESFLORIDAMember" abstract="true" name="NAPLESFLORIDAMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SouthSanFranciscoCaliforniaMember" abstract="true" name="SouthSanFranciscoCaliforniaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_GatewayPortfolioJVMember" abstract="true" name="GatewayPortfolioJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_NumberOfPropertiesAcquired" abstract="false" name="NumberOfPropertiesAcquired" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_CommitmentsDevelopmentAndRedevelopmentProjectsAndTenantImprovementsAmountIncreaseDecrease" abstract="false" name="CommitmentsDevelopmentAndRedevelopmentProjectsAndTenantImprovementsAmountIncreaseDecrease" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_CommitmentsDevelopmentAndRedevelopmentProjectsAndTenantImprovements" abstract="false" name="CommitmentsDevelopmentAndRedevelopmentProjectsAndTenantImprovements" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_LandParcelMember" abstract="true" name="LandParcelMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_NineOutpatientMedicalBuildingsMember" abstract="true" name="NineOutpatientMedicalBuildingsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SixteenOutpatientMedicalBuildingsMember" abstract="true" name="SixteenOutpatientMedicalBuildingsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_DispositionsOf2026Member" abstract="true" name="DispositionsOf2026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_DispositionsOf2025Member" abstract="true" name="DispositionsOf2025Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_BrookefieldJVMember" abstract="true" name="BrookefieldJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_NumberOfPropertiesSold" abstract="false" name="NumberOfPropertiesSold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_NumberOfStatesInWhichPropertiesLocated" abstract="false" name="NumberOfStatesInWhichPropertiesLocated" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_JointVentureGrossValuation" abstract="false" name="JointVentureGrossValuation" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_JointVentureNetAnnualReturnRate" abstract="false" name="JointVentureNetAnnualReturnRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="peak_PropertiesHeldForSaleNumber" abstract="false" name="PropertiesHeldForSaleNumber" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_InitialDirectCostsNet" abstract="false" name="InitialDirectCostsNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_StraightLineRentReceivableNetOfAllowancesExcludingAssetHeldForSaleNet" abstract="false" name="StraightLineRentReceivableNetOfAllowancesExcludingAssetHeldForSaleNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_SecuredMortgageLoansMember" abstract="true" name="SecuredMortgageLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_MezzanineLoansMember" abstract="true" name="MezzanineLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_LoansAndLeasesReceivableRemainingCommitments" abstract="false" name="LoansAndLeasesReceivableRemainingCommitments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_SunriseSeniorHousingPortfolioMember" abstract="true" name="SunriseSeniorHousingPortfolioMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_OtherSHOPSellerFinancingMember" abstract="true" name="OtherSHOPSellerFinancingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_TwoOutpatientMedicalBuildingsMember" abstract="true" name="TwoOutpatientMedicalBuildingsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InvestmentsInLoansReceivable" abstract="false" name="InvestmentsInLoansReceivable" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_LoansReceivableNumberOfExtensions" abstract="false" name="LoansReceivableNumberOfExtensions" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_LoanReceivablePeriodOfExtension" abstract="false" name="LoanReceivablePeriodOfExtension" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="peak_LoansReceivableInterestRateStatedPercentage" abstract="false" name="LoansReceivableInterestRateStatedPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="peak_MarkToMarketDiscountOfRealEstate" abstract="false" name="MarkToMarketDiscountOfRealEstate" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_NoncashOrPartNoncashInterestIncome" abstract="false" name="NoncashOrPartNoncashInterestIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterestUnfundedLoanCommitments" abstract="false" name="FinancingReceivableAllowanceForCreditLossExcludingAccruedInterestUnfundedLoanCommitments" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_LoansReceivableNet" abstract="false" name="LoansReceivableNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_AdvancesOnAndAcquisitionsOfLoansReceivable" abstract="false" name="AdvancesOnAndAcquisitionsOfLoansReceivable" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_ReceiptsOnLoansReceivableAndOtherReductions" abstract="false" name="ReceiptsOnLoansReceivableAndOtherReductions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_WatchListFinancingReceivableMember" abstract="true" name="WatchListFinancingReceivableMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_WorkoutFinancingReceivableMember" abstract="true" name="WorkoutFinancingReceivableMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_CurrentPeriodGrossWriteOffsMember" abstract="true" name="CurrentPeriodGrossWriteOffsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_CurrentPeriodRecoveriesMember" abstract="true" name="CurrentPeriodRecoveriesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_CurrentPeriodNetWriteOffsMember" abstract="true" name="CurrentPeriodNetWriteOffsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_MezzanineLoansAndOtherMember" abstract="true" name="MezzanineLoansAndOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SouthSanFranciscoJVsMember" abstract="true" name="SouthSanFranciscoJVsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_CallanRidgeJVMember" abstract="true" name="CallanRidgeJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_HQPointInvestmentMember" abstract="true" name="HQPointInvestmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_BXJVIAndIIMember" abstract="true" name="BXJVIAndIIMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_LabJVMember" abstract="true" name="LabJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_PMAKJVMember" abstract="true" name="PMAKJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_NeedhamLandParcelJVMember" abstract="true" name="NeedhamLandParcelJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_MedicalOfficeJVMember" abstract="true" name="MedicalOfficeJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_HCPVenturesIVLLCMember" abstract="true" name="HCPVenturesIVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SuburbanPropertiesLLCMember" abstract="true" name="SuburbanPropertiesLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_DavisJVMember" abstract="true" name="DavisJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SWFSHJVMember" abstract="true" name="SWFSHJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_OtherNonReportingSegmentMember" abstract="true" name="OtherNonReportingSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_NumberOfUnconsolidatedJointVenture" abstract="false" name="NumberOfUnconsolidatedJointVenture" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_NumberOfJointVenturesFormed" abstract="false" name="NumberOfJointVenturesFormed" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_EquityInvestmentAggregateCost" abstract="false" name="EquityInvestmentAggregateCost" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_LeaseUpIntangibleAssetsGross" abstract="false" name="LeaseUpIntangibleAssetsGross" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_AboveMarketLeaseIntangibleAssetsGross" abstract="false" name="AboveMarketLeaseIntangibleAssetsGross" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_LeaseUpIntangibleAssetsAccumulatedDepreciationAndAmortization" abstract="false" name="LeaseUpIntangibleAssetsAccumulatedDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_AboveMarketLeaseIntangibleAssetsAccumulatedDepreciationAndAmortization" abstract="false" name="AboveMarketLeaseIntangibleAssetsAccumulatedDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_FiniteLivedIntangibleLiabilitiesGross" abstract="false" name="FiniteLivedIntangibleLiabilitiesGross" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_FiniteLivedIntangibleLiabilitiesAccumulatedAmortization" abstract="false" name="FiniteLivedIntangibleLiabilitiesAccumulatedAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_FiniteLivedIntangibleLiabilitiesNet" abstract="false" name="FiniteLivedIntangibleLiabilitiesNet" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_AcquiredFiniteLivedIntangibleLiabilitiesWeightedAverageUsefulLife" abstract="false" name="AcquiredFiniteLivedIntangibleLiabilitiesWeightedAverageUsefulLife" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="peak_FiniteLivedIntangibleLiabilitiesAcquired" abstract="false" name="FiniteLivedIntangibleLiabilitiesAcquired" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_OutpatientMedicalMember" abstract="true" name="OutpatientMedicalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_A2027TermLoanFacilitiesMember" abstract="true" name="A2027TermLoanFacilitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_A2028TermLoanFacilitiesMember" abstract="true" name="A2028TermLoanFacilitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_A2027TermLoanFacilitiesOneMember" abstract="true" name="A2027TermLoanFacilitiesOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_A2027TermLoanFacilitiesTwoMember" abstract="true" name="A2027TermLoanFacilitiesTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_A2031TermLoanFacilityMember" abstract="true" name="A2031TermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_JanusLivingCreditFacilitiesMember" abstract="true" name="JanusLivingCreditFacilitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_TermLoanAgreementMember" abstract="true" name="TermLoanAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_UnsecuredTermLoanMember" abstract="true" name="UnsecuredTermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_UnsecuredDelayedDrawTermLoanMember" abstract="true" name="UnsecuredDelayedDrawTermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_A2029TermLoanMember" abstract="true" name="A2029TermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_A2031TermLoanMember" abstract="true" name="A2031TermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_A2028TermLoanMember" abstract="true" name="A2028TermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SeniorUnsecuredTermLoanMember" abstract="true" name="SeniorUnsecuredTermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_VariableRateComponentAxis" abstract="true" name="VariableRateComponentAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="peak_VariableRateComponentDomain" abstract="true" name="VariableRateComponentDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_VariableRateComponentOneMember" abstract="true" name="VariableRateComponentOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_LineOfCreditFacilityMaximumBorrowingCapacityAccordionFeature" abstract="false" name="LineOfCreditFacilityMaximumBorrowingCapacityAccordionFeature" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_DebtInstrumentNumberOfExtensions" abstract="false" name="DebtInstrumentNumberOfExtensions" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_DebtInstrumentPeriodOfExtension" abstract="false" name="DebtInstrumentPeriodOfExtension" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="peak_DebtInstrumentCovenantDebtToAssets" abstract="false" name="DebtInstrumentCovenantDebtToAssets" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="peak_DebtInstrumentCovenantSecuredDebtToAssets" abstract="false" name="DebtInstrumentCovenantSecuredDebtToAssets" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="peak_DebtInstrumentCovenantUnsecuredDebtToUnencumberedAssets" abstract="false" name="DebtInstrumentCovenantUnsecuredDebtToUnencumberedAssets" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="peak_DebtInstrumentCovenantFixedChargeRatioMinimum" abstract="false" name="DebtInstrumentCovenantFixedChargeRatioMinimum" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="peak_DebtInstrumentCovenantNetWorthMinimum" abstract="false" name="DebtInstrumentCovenantNetWorthMinimum" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_DebtInstrumentCovenantPercentageOfNetProceedsReceivedFromEquityOfferingsAfterClosingDate" abstract="false" name="DebtInstrumentCovenantPercentageOfNetProceedsReceivedFromEquityOfferingsAfterClosingDate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="peak_DebtInstrumentCovenantMinimumUnsecuredInterestCoverageRatio" abstract="false" name="DebtInstrumentCovenantMinimumUnsecuredInterestCoverageRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="peak_LineOfCreditFacilityAdditionalAvailableBorrowingCapacityMaximum" abstract="false" name="LineOfCreditFacilityAdditionalAvailableBorrowingCapacityMaximum" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_DebtInstrumentInterestRateReductionAvailableForSustainabilityMetrics" abstract="false" name="DebtInstrumentInterestRateReductionAvailableForSustainabilityMetrics" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="peak_CommercialPaperProgramMember" abstract="true" name="CommercialPaperProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_DebtInstrumentMaximumBorrowingCapacity" abstract="false" name="DebtInstrumentMaximumBorrowingCapacity" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_SeniorUnsecuredNotes3.25Member" abstract="true" name="SeniorUnsecuredNotes3.25Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SeniorUnsecuredNotes5.38Member" abstract="true" name="SeniorUnsecuredNotes5.38Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SeniorUnsecuredNotes4.75Member" abstract="true" name="SeniorUnsecuredNotes4.75Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SeniorUnsecuredNotes3.40Member" abstract="true" name="SeniorUnsecuredNotes3.40Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_SeniorUnsecuredNotes4.00Member" abstract="true" name="SeniorUnsecuredNotes4.00Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_DebtInstrumentCollateralHealthcareFacilitiesCarryingValue" abstract="false" name="DebtInstrumentCollateralHealthcareFacilitiesCarryingValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_DebtInstrumentAccruedInterestAndPrepaymentPenalties" abstract="false" name="DebtInstrumentAccruedInterestAndPrepaymentPenalties" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_DebtInstrumentRedemptionRemainderOfFiscalYearMember" abstract="true" name="DebtInstrumentRedemptionRemainderOfFiscalYearMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_DebtInstrumentRedemptionPeriodThereafterMember" abstract="true" name="DebtInstrumentRedemptionPeriodThereafterMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_LongTermDebtMaturityAfterYearFour" abstract="false" name="LongTermDebtMaturityAfterYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_DebtInstrumentWeightedAverageMaturity" abstract="false" name="DebtInstrumentWeightedAverageMaturity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="peak_NumberOfObligationsExpiring" abstract="false" name="NumberOfObligationsExpiring" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_ContributionOfPropertyNumberOfProperties" abstract="false" name="ContributionOfPropertyNumberOfProperties" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_MinimumLiquidReserveEscrow" abstract="false" name="MinimumLiquidReserveEscrow" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_RestrictedCashInEscrow" abstract="false" name="RestrictedCashInEscrow" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_AtTheMarketProgramMember" abstract="true" name="AtTheMarketProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_A2023AtTheMarketProgramMember" abstract="true" name="A2023AtTheMarketProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_ATMDirectIssuancesMember" abstract="true" name="ATMDirectIssuancesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_A2024ShareRepurchaseProgramMember" abstract="true" name="A2024ShareRepurchaseProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_A2026ShareRepurchaseProgramMember" abstract="true" name="A2026ShareRepurchaseProgramMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_GatewayCrossingJVMember" abstract="true" name="GatewayCrossingJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_PublicInvestorsMember" abstract="true" name="PublicInvestorsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_HealthpeakOPMember" abstract="true" name="HealthpeakOPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_JanusLivingOPMember" abstract="true" name="JanusLivingOPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_DownREITMember" abstract="true" name="DownREITMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_AtmEquityOfferingProgramAggregateAmountAuthorized" abstract="false" name="AtmEquityOfferingProgramAggregateAmountAuthorized" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_OptionIndexedToIssuersEquityTerm" abstract="false" name="OptionIndexedToIssuersEquityTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="peak_ATMEquityOfferingProgramAggregateAmountRemaining" abstract="false" name="ATMEquityOfferingProgramAggregateAmountRemaining" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_DefinedBenefitPlanNumberOfPlanParticipants" abstract="false" name="DefinedBenefitPlanNumberOfPlanParticipants" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_NoncontrollingInterestsCurrentlyExercisablePutOptions" abstract="false" name="NoncontrollingInterestsCurrentlyExercisablePutOptions" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_NoncontrollingInterestsExercisableUponCompletionOfDevelopmentProjects" abstract="false" name="NoncontrollingInterestsExercisableUponCompletionOfDevelopmentProjects" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_NoncontrollingInterestsAmountRedeemableAfterCertainPassageOfTime" abstract="false" name="NoncontrollingInterestsAmountRedeemableAfterCertainPassageOfTime" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_UnitsIssuedDuringPeriodNewIssues" abstract="false" name="UnitsIssuedDuringPeriodNewIssues" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_CommonStockUnitRedemptionShareAmount" abstract="false" name="CommonStockUnitRedemptionShareAmount" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="peak_UnitsOutstanding" abstract="false" name="UnitsOutstanding" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_UnitsOutstandingCriteriaRedemption" abstract="false" name="UnitsOutstandingCriteriaRedemption" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_UnitsCriteriaRedemptionValue" abstract="false" name="UnitsCriteriaRedemptionValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_DownREITUnitsOutstanding" abstract="false" name="DownREITUnitsOutstanding" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="peak_CommonStockConvertibleSharesIssuable" abstract="false" name="CommonStockConvertibleSharesIssuable" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="peak_NumberOfDownREITLLCs" abstract="false" name="NumberOfDownREITLLCs" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_DownREITUnitsMarketValue" abstract="false" name="DownREITUnitsMarketValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_IncrementalCommonSharesAttributableToDilutiveEffectOfOPUnits" abstract="false" name="IncrementalCommonSharesAttributableToDilutiveEffectOfOPUnits" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="peak_IncrementalCommonSharesAttributableToDilutiveEffectOfEquityAwards" abstract="false" name="IncrementalCommonSharesAttributableToDilutiveEffectOfEquityAwards" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="peak_IncrementalCommonSharesAttributableToAntiDilutiveEffectOfOPUnitsOutstanding" abstract="false" name="IncrementalCommonSharesAttributableToAntiDilutiveEffectOfOPUnitsOutstanding" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="peak_IncrementalCommonSharesAttributableToDilutiveEffectOfOPUnitsOutstanding" abstract="false" name="IncrementalCommonSharesAttributableToDilutiveEffectOfOPUnitsOutstanding" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="peak_LabMember" abstract="true" name="LabMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_RealEstateRevenuesFromJointVentureAttributableToParent" abstract="false" name="RealEstateRevenuesFromJointVentureAttributableToParent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_RealEstateRevenuesFromJointVentureAttributableToNoncontrollingInterest" abstract="false" name="RealEstateRevenuesFromJointVentureAttributableToNoncontrollingInterest" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_NetOperatingIncomeFromContinuingOperations" abstract="false" name="NetOperatingIncomeFromContinuingOperations" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_NonCashAdjustmentsToNetOperatingIncomeFromContinuingOperations" abstract="false" name="NonCashAdjustmentsToNetOperatingIncomeFromContinuingOperations" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_AdjustedNetOperatingIncomeFromContinuingOperations" abstract="false" name="AdjustedNetOperatingIncomeFromContinuingOperations" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_CompensationAndPropertyManagement" abstract="false" name="CompensationAndPropertyManagement" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_FoodExpense" abstract="false" name="FoodExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_RepairsAndMaintenance" abstract="false" name="RepairsAndMaintenance" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_UtilitiesExpense" abstract="false" name="UtilitiesExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedNonCashAdjustments" abstract="false" name="ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedNonCashAdjustments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_OtherNonReportableRevenues" abstract="false" name="OtherNonReportableRevenues" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_OtherNonReportableOperatingExpenses" abstract="false" name="OtherNonReportableOperatingExpenses" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_ImpairmentsAndAllowanceForCreditLossReserves" abstract="false" name="ImpairmentsAndAllowanceForCreditLossReserves" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_NetIncomeLossJointVenturePartnersAttributableToParent" abstract="false" name="NetIncomeLossJointVenturePartnersAttributableToParent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_NoncashOrPartNoncashLeaseConsideration" abstract="false" name="NoncashOrPartNoncashLeaseConsideration" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_NoncashOrPartNoncashRetainedInvestmentsInConnectionWithJointVentures" abstract="false" name="NoncashOrPartNoncashRetainedInvestmentsInConnectionWithJointVentures" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_CashCashEquivalentsAndRestrictedCashIncludingDiscontinuedOperationsRollForward" abstract="true" name="CashCashEquivalentsAndRestrictedCashIncludingDiscontinuedOperationsRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="peak_VenturesVLLCMember" abstract="true" name="VenturesVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_MorganStanleyRealEstateInvestmentJVMember" abstract="true" name="MorganStanleyRealEstateInvestmentJVMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_DownreitPartnershipsMember" abstract="true" name="DownreitPartnershipsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_OtherEquityMember" abstract="true" name="OtherEquityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_OtherMember" abstract="true" name="OtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_NumberOfHospitals" abstract="false" name="NumberOfHospitals" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_LoansReceivableOutstandingBalance" abstract="false" name="LoansReceivableOutstandingBalance" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_VariableInterestEntityNotPrimaryBeneficiaryEquityInvestmentMember" abstract="true" name="VariableInterestEntityNotPrimaryBeneficiaryEquityInvestmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_VariableInterestEntityNotPrimaryBeneficiaryInvestmentInJointVentureMember" abstract="true" name="VariableInterestEntityNotPrimaryBeneficiaryInvestmentInJointVentureMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_VariableInterestEntityNotPrimaryBeneficiaryLoansReceivableInvestmentsMember" abstract="true" name="VariableInterestEntityNotPrimaryBeneficiaryLoansReceivableInvestmentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_NumberOfAssetHeldForSale" abstract="false" name="NumberOfAssetHeldForSale" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="peak_MortgageDebtMember" abstract="true" name="MortgageDebtMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap499PayRateMember" abstract="true" name="InterestRateSwap499PayRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap454PayRateMember" abstract="true" name="InterestRateSwap454PayRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap260PayRateMember" abstract="true" name="InterestRateSwap260PayRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap254PayRateMember" abstract="true" name="InterestRateSwap254PayRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap3.59PayRateMember" abstract="true" name="InterestRateSwap3.59PayRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap3.59PayRateOneMember" abstract="true" name="InterestRateSwap3.59PayRateOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap3.59PayRateTwoMember" abstract="true" name="InterestRateSwap3.59PayRateTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap3.59PayRateThreeMember" abstract="true" name="InterestRateSwap3.59PayRateThreeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_TwoInterestRateSwapInstrumentsMember" abstract="true" name="TwoInterestRateSwapInstrumentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_OneInterestRateSwapInstrumentMember" abstract="true" name="OneInterestRateSwapInstrumentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap3.56PayRateMember" abstract="true" name="InterestRateSwap3.56PayRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap3.57PayRateMember" abstract="true" name="InterestRateSwap3.57PayRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap3.58PayRateMember" abstract="true" name="InterestRateSwap3.58PayRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap3.60PayRateMember" abstract="true" name="InterestRateSwap3.60PayRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_InterestRateSwap3.61PayRateMember" abstract="true" name="InterestRateSwap3.61PayRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_RefundableEntranceFeesCurrentAndNoncurrent" abstract="false" name="RefundableEntranceFeesCurrentAndNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_NonrefundableEntranceFees" abstract="false" name="NonrefundableEntranceFees" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_OtherDeferredRevenue" abstract="false" name="OtherDeferredRevenue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_ProceedsFromCollectionOfNonrefundableEntranceFees" abstract="false" name="ProceedsFromCollectionOfNonrefundableEntranceFees" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_ProceedsFromAcquisitionOfNonrefundableEntranceFees" abstract="false" name="ProceedsFromAcquisitionOfNonrefundableEntranceFees" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_EntranceFeeReceivables" abstract="false" name="EntranceFeeReceivables" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_ManagementAndServiceFeesBaseFeeAxis" abstract="true" name="ManagementAndServiceFeesBaseFeeAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="peak_ManagementAndServiceFeesBaseFeeDomain" abstract="true" name="ManagementAndServiceFeesBaseFeeDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_ManagementAndServiceFeesBaseFeeLevelOneMember" abstract="true" name="ManagementAndServiceFeesBaseFeeLevelOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_ManagementAndServiceFeesBaseFeeLevelTwoMember" abstract="true" name="ManagementAndServiceFeesBaseFeeLevelTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="peak_ManagementAndServiceFeesBaseFee" abstract="false" name="ManagementAndServiceFeesBaseFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_ManagementAndServiceFeesBaseFeeGrossBookValueThreshold" abstract="false" name="ManagementAndServiceFeesBaseFeeGrossBookValueThreshold" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_ManagementAndServiceFeesBaseRateReduction" abstract="false" name="ManagementAndServiceFeesBaseRateReduction" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="peak_ManagementAndServiceFeesTerm" abstract="false" name="ManagementAndServiceFeesTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="peak_ManagementFeeIncomeReceivedInCash" abstract="false" name="ManagementFeeIncomeReceivedInCash" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_ManagementFeeIncomeReceivedInEquityAwards" abstract="false" name="ManagementFeeIncomeReceivedInEquityAwards" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_ManagementFeeIncomeEarnedButNotYetReceived" abstract="false" name="ManagementFeeIncomeEarnedButNotYetReceived" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="peak_RelatedPartyNumberOfCommonDirectors" abstract="false" name="RelatedPartyNumberOfCommonDirectors" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
</xs:schema>
