FHIR Server Base URL
https://hapi.fhir.org/baseR4
OpenAPI Docs
https://hapi.fhir.org/baseR4/api-docs
FHIR Version
4.0.1 (R4)

This server is Open Source Software, licensed under the terms of the Apache Software License 2.0.

All System Level Operations Observation 58131 Appointment 42095 MedicationRequest 29350 Patient 29045 Condition 27961 ServiceRequest 13208 Encounter 12500 Practitioner 5033 Binary 4241 PractitionerRole 3715 Organization 2916 Parameters 2284 Location 2066 Coverage 1595 Slot 1370 AllergyIntolerance 1258 Media 1214 DocumentReference 565 Specimen 433 DiagnosticReport 424 MedicationStatement 403 Claim 370 Procedure 345 Consent 215 Communication 186 MedicationDispense 173 QuestionnaireResponse 132 RiskAssessment 122 Schedule 118 ImagingStudy 107 Immunization 106 Task 101 Device 94 ClaimResponse 91 List 86 Questionnaire 86 Invoice 83 AuditEvent 82 Bundle 75 CarePlan 75 ValueSet 75 Composition 69 AppointmentResponse 59 Medication 52 RelatedPerson 51 CodeSystem 42 HealthcareService 38 Provenance 37 Basic 34 ExplanationOfBenefit 34 StructureDefinition 34 Flag 32 MessageHeader 24 EpisodeOfCare 19 FamilyMemberHistory 16 MedicationAdministration 15 ResearchSubject 12 CoverageEligibilityResponse 10 ConceptMap 8 Account 7 CareTeam 7 CoverageEligibilityRequest 7 DeviceDefinition 7 ResearchStudy 7 SearchParameter 6 CommunicationRequest 5 Goal 5 NutritionOrder 5 BodyStructure 4 ClinicalImpression 4 MeasureReport 4 RequestGroup 4 SupplyDelivery 4 ActivityDefinition 3 CapabilityStatement 3 ChargeItem 3 DeviceRequest 3 Endpoint 3 Group 3 ImmunizationRecommendation 3 Library 3 Measure 3 MolecularSequence 3 OrganizationAffiliation 3 PlanDefinition 3 Substance 3 OperationOutcome 2 Evidence 1 ImplementationGuide 1 MedicinalProduct 1 MedicinalProductAuthorization 1 MedicinalProductManufactured 1 OperationDefinition 1 Person 1 AdverseEvent BiologicallyDerivedProduct CatalogEntry ChargeItemDefinition CompartmentDefinition Contract DetectedIssue DeviceMetric DeviceUseStatement DocumentManifest EffectEvidenceSynthesis EnrollmentRequest EnrollmentResponse EventDefinition EvidenceVariable ExampleScenario GraphDefinition GuidanceResponse ImmunizationEvaluation InsurancePlan Linkage MedicationKnowledge MedicinalProductContraindication MedicinalProductIndication MedicinalProductIngredient MedicinalProductInteraction MedicinalProductPackaged MedicinalProductPharmaceutical MedicinalProductUndesirableEffect MessageDefinition NamingSystem ObservationDefinition PaymentNotice PaymentReconciliation ResearchDefinition ResearchElementDefinition RiskEvidenceSynthesis SpecimenDefinition StructureMap Subscription SubstanceNucleicAcid SubstancePolymer SubstanceProtein SubstanceReferenceInformation SubstanceSourceMaterial SubstanceSpecification SupplyRequest TerminologyCapabilities TestReport TestScript VerificationResult VisionPrescription