Insurance, HealthMedicareNational Health ProgramsNational Health Insurance, United StatesTaiwanInsurance CoverageUniversal CoverageUnited StatesHealth ExpendituresMedically UninsuredHealth Care ReformCenters for Medicare and Medicaid Services (U.S.)Health Services AccessibilityHealth Benefit Plans, EmployeeRepublic of KoreaHealth PolicyInsurance CarriersFinancing, PersonalMedicare Part BInsurance Claim ReportingDelivery of Health CareInsurance, Health, ReimbursementHealth Care SurveysHealth Insurance Portability and Accountability ActHealth SurveysInsurance BenefitsGhanaInsurance PoolsInsurance Selection BiasHealth StatusInsuranceFee-for-Service PlansInsurance Claim ReviewMedicare Part AHealth ServicesSocioeconomic FactorsMedicaidPoliticsHealth Services ResearchHealth Care CostsInsurance, Long-Term CareNutrition SurveysState Health PlansEligibility DeterminationDatabases, FactualInsurance, LifeQuality of Health CareFinancing, GovernmentSingle-Payer SystemPrivate SectorPublic HealthBudgetsPatient Protection and Affordable Care ActPovertyFees and ChargesHealthcare FinancingHealthcare DisparitiesCross-Sectional StudiesLogistic ModelsChild Health ServicesHealth Services Needs and DemandKoreaCohort StudiesCost SharingPrevalenceHealth Care SectorRisk FactorsInsurance, Major MedicalMedical AssistanceReimbursement MechanismsHospitalizationAge FactorsIncidenceRetrospective StudiesPatient Acceptance of Health CareInsurance, Pharmaceutical ServicesIncomeReimbursement, IncentiveCosts and Cost AnalysisProfessional CorporationsPublic OpinionOccupational Therapy Department, HospitalState GovernmentInsurance, DentalDrug CostsPopulation SurveillanceAge DistributionCost ControlDiagnosis-Related GroupsPrivatizationEconomic CompetitionAmbulatory CareHealth PromotionManaged Care ProgramsQuestionnairesFranceData CollectionPrimary Health CareHealth Insurance ExchangesInfant, Newborn