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  <xs:element name="AccruedAccountingFeesCurrent" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="pfho_AccruedAccountingFeesCurrent"/>
  <xs:element name="SIGNIFICANTACCOUNTINGPOLICIESDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="pfho_SIGNIFICANTACCOUNTINGPOLICIESDetailsTable"/>
  <xs:element name="SIGNIFICANTACCOUNTINGPOLICIESDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_SIGNIFICANTACCOUNTINGPOLICIESDetailsLineItems"/>
  <xs:element name="NumberOfCustomers" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_NumberOfCustomers"/>
  <xs:element name="STOCKHOLDERSEQUITYDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="pfho_STOCKHOLDERSEQUITYDetailsTable"/>
  <xs:element name="STOCKHOLDERSEQUITYDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_STOCKHOLDERSEQUITYDetailsLineItems"/>
  <xs:element name="EARNINGSPERSHAREOFCOMMONSTOCKDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="pfho_EARNINGSPERSHAREOFCOMMONSTOCKDetailsTable"/>
  <xs:element name="EARNINGSPERSHAREOFCOMMONSTOCKDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_EARNINGSPERSHAREOFCOMMONSTOCKDetailsLineItems"/>
  <xs:element name="RELATEDPARTYTRANSACTIONSDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="pfho_RELATEDPARTYTRANSACTIONSDetailsTable"/>
  <xs:element name="RELATEDPARTYTRANSACTIONSDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_RELATEDPARTYTRANSACTIONSDetailsLineItems"/>
  <xs:element name="EmployeeRetentionCreditRefundChecksFromInternalRevenueService" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="pfho_EmployeeRetentionCreditRefundChecksFromInternalRevenueService"/>
  <xs:element name="EmployeeRetentionCreditInterestAmountOfInternalRevenueService" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="pfho_EmployeeRetentionCreditInterestAmountOfInternalRevenueService"/>
  <xs:element name="EmployeeRetentionCreditAdditionalRefundsInternalRevenueService" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="pfho_EmployeeRetentionCreditAdditionalRefundsInternalRevenueService"/>
  <xs:element name="EmployeeRetentionCreditEligibilityRemainsPeriodInternalRevenueService" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_EmployeeRetentionCreditEligibilityRemainsPeriodInternalRevenueService"/>
  <xs:element name="CustomerAMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_CustomerAMember"/>
  <xs:element name="CustomerBMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_CustomerBMember"/>
  <xs:element name="CustomerCMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_CustomerCMember"/>
  <xs:element name="CustomerDMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_CustomerDMember"/>
  <xs:element name="FourCustomersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_FourCustomersMember"/>
  <xs:element name="HCOMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_HCOMember"/>
  <xs:element name="MPNMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_MPNMember"/>
  <xs:element name="MedicalBillReviewMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_MedicalBillReviewMember"/>
  <xs:element name="MedicalCaseManagementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_MedicalCaseManagementMember"/>
  <xs:element name="MrBalzanoMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_MrBalzanoMember"/>
  <xs:element name="MsKubotaMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_MsKubotaMember"/>
  <xs:element name="OtherRevenuesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_OtherRevenuesMember"/>
  <xs:element name="ShareholdersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_ShareholdersMember"/>
  <xs:element name="ThreeCustomersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_ThreeCustomersMember"/>
  <xs:element name="TwoCustomersMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_TwoCustomersMember"/>
  <xs:element name="UtilizationReviewMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_UtilizationReviewMember"/>
  <xs:element name="CashPaidForAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_CashPaidForAbstract"/>
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  <xs:element name="DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="pfho_DocumentAndEntityInformationAbstract"/>
</xs:schema>
