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 22961 Patient 14233 MedicationRequest 13728 Appointment 12342 ServiceRequest 11955 Encounter 6271 Condition 4109 Binary 3701 Organization 2736 Parameters 2284 Location 2043 Practitioner 1841 Media 1137 Slot 1111 PractitionerRole 692 DocumentReference 490 AllergyIntolerance 483 Claim 355 Procedure 302 DiagnosticReport 296 MedicationStatement 282 Consent 215 Coverage 196 Specimen 149 Communication 123 Schedule 117 RiskAssessment 112 ImagingStudy 106 Immunization 101 Task 99 ClaimResponse 90 QuestionnaireResponse 85 Device 83 Invoice 83 AuditEvent 74 List 71 Questionnaire 71 CarePlan 64 ValueSet 55 AppointmentResponse 53 Bundle 48 RelatedPerson 45 HealthcareService 37 Composition 35 CodeSystem 34 Medication 33 Flag 32 ExplanationOfBenefit 30 MessageHeader 24 StructureDefinition 23 EpisodeOfCare 19 Basic 16 Provenance 15 FamilyMemberHistory 11 MedicationDispense 11 CoverageEligibilityResponse 10 ResearchSubject 10 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 Library 3 Measure 3 MolecularSequence 3 OrganizationAffiliation 3 PlanDefinition 3 RequestGroup 3 Substance 3 Group 2 OperationOutcome 2 BodyStructure 1 ImplementationGuide 1 MedicinalProduct 1 MedicinalProductManufactured 1 OperationDefinition 1 AdverseEvent BiologicallyDerivedProduct 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 ResearchDefinition ResearchElementDefinition RiskEvidenceSynthesis SpecimenDefinition StructureMap Subscription SubstanceNucleicAcid SubstancePolymer SubstanceProtein SubstanceReferenceInformation SubstanceSourceMaterial SubstanceSpecification SupplyRequest TerminologyCapabilities TestReport TestScript VerificationResult VisionPrescription