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  <xsd:element id="hls_ConcentrationOfNetOperatingRevenuesByPayorTableTextBlock" name="ConcentrationOfNetOperatingRevenuesByPayorTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_CondensedConsolidatingBalanceSheetTableTextBlock" name="CondensedConsolidatingBalanceSheetTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hls_CondensedConsolidatingFinancialInformationAbstract" name="CondensedConsolidatingFinancialInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_CondensedConsolidatingFinancialInformationDisclosureTextBlock" name="CondensedConsolidatingFinancialInformationDisclosureTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_CondensedConsolidatingFinancialInformationTextualAbstract" name="CondensedConsolidatingFinancialInformationTextualAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_CondensedConsolidatingStatementOfCashFlowsTableTextBlock" name="CondensedConsolidatingStatementOfCashFlowsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_CondensedConsolidatingStatementOfOperationsTableTextBlock" name="CondensedConsolidatingStatementOfOperationsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_ConsentJudgmentAwardedToPlaintiff" name="ConsentJudgmentAwardedToPlaintiff" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_ContingenciesTextualAbstract" name="ContingenciesTextualAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_ConvertiblePerpetualPreferredStockAbstract" name="ConvertiblePerpetualPreferredStockAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_ConvertiblePerpetualPreferredStockPurchasePriceAllocationTableTextBlock" name="ConvertiblePerpetualPreferredStockPurchasePriceAllocationTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_DilutedAbstract" name="DilutedAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_EquityInNetIncomeOfConsolidatedAffiliates" name="EquityInNetIncomeOfConsolidatedAffiliates" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hls_EquityMethodInvestmentSummarizedFinancialInformationOperatingExpenses" name="EquityMethodInvestmentSummarizedFinancialInformationOperatingExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hls_EstimatedEffectiveBlendedFederalAndStateIncomeTaxRate" name="EstimatedEffectiveBlendedFederalAndStateIncomeTaxRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_ExcessTaxBenefitsFromShareBasedCompensation" name="ExcessTaxBenefitsFromShareBasedCompensation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hls_FairValueByBalanceSheetLineItemsAxis" name="FairValueByBalanceSheetLineItemsAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_FairValueByBalanceSheetLineItemsDomain" name="FairValueByBalanceSheetLineItemsDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_FairValueByFinancialInstrumentAxis" name="FairValueByFinancialInstrumentAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_FairValueByFinancialInstrumentDomain" name="FairValueByFinancialInstrumentDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_GovernmentClassActionAndRelatedSettlementsCf" name="GovernmentClassActionAndRelatedSettlementsCf" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hls_GovernmentClassActionAndRelatedSettlementsExpense" name="GovernmentClassActionAndRelatedSettlementsExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hls_GuaranteesMaximumTerm" name="GuaranteesMaximumTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:decimalItemType" xbrli:periodType="instant" />
  <xsd:element id="hls_GuaranteesMinimumTerm" name="GuaranteesMinimumTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:decimalItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hls_GuaranteesTextualAbstract" name="GuaranteesTextualAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_IncomeLossFromContinuingOperationsAttributableToCommonShareholdersBasic" name="IncomeLossFromContinuingOperationsAttributableToCommonShareholdersBasic" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hls_IncomeLossFromContinuingOperationsAttributableToCommonShareholdersDiluted" name="IncomeLossFromContinuingOperationsAttributableToCommonShareholdersDiluted" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hls_IncomeLossFromContinuingOperationsBeforeIncomeTaxBenefitExpense" name="IncomeLossFromContinuingOperationsBeforeIncomeTaxBenefitExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hls_IncomeTaxBenefitResultingFromReductionInUnrecognizedTaxBenefits" name="IncomeTaxBenefitResultingFromReductionInUnrecognizedTaxBenefits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hls_IncomeTaxBenefitResultingFromTaxSettlement" name="IncomeTaxBenefitResultingFromTaxSettlement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hls_IncomeTaxExpenseResultingFromApplicationOfBlendedFederalAndStateRate" name="IncomeTaxExpenseResultingFromApplicationOfBlendedFederalAndStateRate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hls_InitialSuspensionPeriodMedicarePayments" name="InitialSuspensionPeriodMedicarePayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:decimalItemType" xbrli:periodType="instant" />
  <xsd:element id="hls_InvestmentsInAndAdvancesToNonconsolidatedAffiliatesTextBlock" name="InvestmentsInAndAdvancesToNonconsolidatedAffiliatesTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_InvestmentsInAndAdvancesToNonconsolidatedAffiliatesTextualAbstract" name="InvestmentsInAndAdvancesToNonconsolidatedAffiliatesTextualAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_LettersOfCredit" name="LettersOfCredit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="hls_LitigationFormerCeoMember" name="LitigationFormerCeoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_LitigationGeneralMedicineMember" name="LitigationGeneralMedicineMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_LitigationMedicalPropertiesTrustMember" name="LitigationMedicalPropertiesTrustMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_LitigationSultonMember" name="LitigationSultonMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_LossContingencyDamagesAwardedPlaintiff" name="LossContingencyDamagesAwardedPlaintiff" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hls_MaximumPercentageOfOwnershipInterestInAffiliatesMember" name="MaximumPercentageOfOwnershipInterestInAffiliatesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_MedicareDenialsPercentageCollectedAfterAppeal" name="MedicareDenialsPercentageCollectedAfterAppeal" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="hls_MinimumPercentageOfOwnershipInterestInAffiliatesMember" name="MinimumPercentageOfOwnershipInterestInAffiliatesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_NetOperatingRevenuesLessProvisionForDoubtfulAccounts" name="NetOperatingRevenuesLessProvisionForDoubtfulAccounts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hls_NetRecoveriesPercentageOwedToDerivativeLitigationAttorneys" name="NetRecoveriesPercentageOwedToDerivativeLitigationAttorneys" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="hls_NetRecoveriesPercentageOwedToFederalPlaintiffs" name="NetRecoveriesPercentageOwedToFederalPlaintiffs" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="hls_NumberOfGeneralOrLimitedPartnershipsLimitedLiabilityCompaniesOrJointVentures" name="NumberOfGeneralOrLimitedPartnershipsLimitedLiabilityCompaniesOrJointVentures" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hls_NumberOfGuarantees" name="NumberOfGuarantees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hls_NumberOfPartiallyOwnedSubsidiariesNonconsolidated" name="NumberOfPartiallyOwnedSubsidiariesNonconsolidated" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="hls_OccupancyCost" name="OccupancyCost" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hls_OperatingEarnings" name="OperatingEarnings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_OtherCurrentAssetsMember" name="OtherCurrentAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_OtherInvestingActivitiesDiscontinuedOperations" name="OtherInvestingActivitiesDiscontinuedOperations" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_OtherLongTermAssetsMember" name="OtherLongTermAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_OtherNotesPayableFairValueDisclosure" name="OtherNotesPayableFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="hls_OwnershipPercentageOfSubsidiaryGuarantors" name="OwnershipPercentageOfSubsidiaryGuarantors" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_PercentageOfNetOperatingRevenuesManagedCare" name="PercentageOfNetOperatingRevenuesManagedCare" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_PercentageOfNetOperatingRevenuesMedicaid" name="PercentageOfNetOperatingRevenuesMedicaid" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_PercentageOfNetOperatingRevenuesMedicare" name="PercentageOfNetOperatingRevenuesMedicare" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_PercentageOfNetOperatingRevenuesOtherIncome" name="PercentageOfNetOperatingRevenuesOtherIncome" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_PercentageOfNetOperatingRevenuesOtherThirdPartyPayors" name="PercentageOfNetOperatingRevenuesOtherThirdPartyPayors" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_PercentageOfNetOperatingRevenuesPatients" name="PercentageOfNetOperatingRevenuesPatients" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_PercentageOfNetOperatingRevenuesTotal" name="PercentageOfNetOperatingRevenuesTotal" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_PercentageOfNetOperatingRevenuesWorkersCompensation" name="PercentageOfNetOperatingRevenuesWorkersCompensation" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_PremiumReceivedOnBondIssuance" name="PremiumReceivedOnBondIssuance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hls_ProfessionalFeesAccountingTaxAndLegal" name="ProfessionalFeesAccountingTaxAndLegal" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hls_RecentAccountingPronouncementsPolicyTextBlock" name="RecentAccountingPronouncementsPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_RepurchaseOfConvertiblePerpetualPreferredStock" name="RepurchaseOfConvertiblePerpetualPreferredStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hls_RestrictedMarketableSecuritiesMember" name="RestrictedMarketableSecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_RevolvingCreditFacilityMember" name="RevolvingCreditFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_SalariesAndBenefits" name="SalariesAndBenefits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="hls_ScheduleOfCarryingAmountsAndEstimatedFairValuesFinancialInstrumentsTableTextBlock" name="ScheduleOfCarryingAmountsAndEstimatedFairValuesFinancialInstrumentsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_ScheduleOfCombinedResultsOfOperationsForEquityMethodInvestmentsTableTextBlock" name="ScheduleOfCombinedResultsOfOperationsForEquityMethodInvestmentsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_SecuritiesLitigationSettlementMember" name="SecuritiesLitigationSettlementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_SeniorNotes0725Due2018Member" name="SeniorNotes0725Due2018Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_SeniorNotes0775Due2022Member" name="SeniorNotes0775Due2022Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_SeniorNotes08125Due2020Member" name="SeniorNotes08125Due2020Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_SeniorNotesOtherMember" name="SeniorNotesOtherMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_ShareBasedCompensationEquityInstrumentsOtherThanOptionsIssuedInPeriod" name="ShareBasedCompensationEquityInstrumentsOtherThanOptionsIssuedInPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_ShareBasedCompensationEquityInstrumentsOtherThanOptionsServiceRequirementOnlyIssuedInPeriod" name="ShareBasedCompensationEquityInstrumentsOtherThanOptionsServiceRequirementOnlyIssuedInPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_TemporaryEquityCumulativeDividendsPayment" name="TemporaryEquityCumulativeDividendsPayment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_TemporaryEquityPaymentsForRepurchase" name="TemporaryEquityPaymentsForRepurchase" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="hls_TemporaryEquityRepurchasedDuringPeriodShares" name="TemporaryEquityRepurchasedDuringPeriodShares" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_TermLoanFacilityMember" name="TermLoanFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_TreasurySharesReacquired" name="TreasurySharesReacquired" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="hls_TreasuryStockReacquired" name="TreasuryStockReacquired" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="hls_WeightedAverageCommonSharesOutstandingAbstract" name="WeightedAverageCommonSharesOutstandingAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
</xsd:schema>
</XBRL>