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 22129 Patient 13556 Appointment 11352 ServiceRequest 10988 Encounter 5816 Binary 3554 Condition 3392 Organization 2588 Parameters 2284 Location 1953 Practitioner 1686 Media 1137 Slot 1111 MedicationRequest 763 PractitionerRole 547 AllergyIntolerance 474 DocumentReference 473 Claim 355 Procedure 295 MedicationStatement 279 Consent 215 Coverage 196 DiagnosticReport 183 Specimen 131 Communication 119 Schedule 117 RiskAssessment 109 ImagingStudy 106 Immunization 100 Task 96 ClaimResponse 90 Invoice 82 Device 79 AuditEvent 73 List 71 Questionnaire 69 QuestionnaireResponse 67 CarePlan 64 ValueSet 54 AppointmentResponse 53 Bundle 48 RelatedPerson 42 HealthcareService 36 Composition 35 Flag 32 CodeSystem 30 ExplanationOfBenefit 30 Medication 29 MessageHeader 24 StructureDefinition 20 EpisodeOfCare 19 Basic 16 Provenance 14 MedicationDispense 11 CoverageEligibilityResponse 10 ResearchSubject 10 FamilyMemberHistory 9 Account 7 CareTeam 7 CoverageEligibilityRequest 7 ResearchStudy 7 DeviceDefinition 6 SearchParameter 6 CommunicationRequest 5 ConceptMap 5 MedicationAdministration 5 NutritionOrder 5 ClinicalImpression 4 Goal 4 MeasureReport 4 SupplyDelivery 4 ActivityDefinition 3 CapabilityStatement 3 ChargeItem 3 DeviceRequest 3 Endpoint 3 ImmunizationRecommendation 3 Measure 3 MolecularSequence 3 OrganizationAffiliation 3 RequestGroup 3 Substance 3 Group 2 OperationOutcome 2 ImplementationGuide 1 Library 1 MedicinalProduct 1 MedicinalProductManufactured 1 OperationDefinition 1 AdverseEvent BiologicallyDerivedProduct BodyStructure CatalogEntry ChargeItemDefinition CompartmentDefinition Contract DetectedIssue DeviceMetric DeviceUseStatement DocumentManifest EffectEvidenceSynthesis EnrollmentRequest EnrollmentResponse EventDefinition Evidence EvidenceVariable ExampleScenario GraphDefinition GuidanceResponse ImmunizationEvaluation InsurancePlan Linkage MedicationKnowledge MedicinalProductAuthorization MedicinalProductContraindication MedicinalProductIndication MedicinalProductIngredient MedicinalProductInteraction MedicinalProductPackaged MedicinalProductPharmaceutical MedicinalProductUndesirableEffect MessageDefinition NamingSystem ObservationDefinition PaymentNotice PaymentReconciliation Person PlanDefinition ResearchDefinition ResearchElementDefinition RiskEvidenceSynthesis SpecimenDefinition StructureMap Subscription SubstanceNucleicAcid SubstancePolymer SubstanceProtein SubstanceReferenceInformation SubstanceSourceMaterial SubstanceSpecification SupplyRequest TerminologyCapabilities TestReport TestScript VerificationResult VisionPrescription