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 178360 Communication 66725 Patient 46942 Encounter 39914 MedicationRequest 33692 Binary 29167 Condition 28883 Appointment 28575 ServiceRequest 18957 Procedure 16750 Slot 11715 DiagnosticReport 6954 AuditEvent 6835 Practitioner 5777 DocumentReference 5660 Specimen 5067 Organization 3705 MedicationStatement 3596 RequestGroup 3045 AllergyIntolerance 2824 DetectedIssue 2687 PractitionerRole 2562 Location 2136 Coverage 1740 Immunization 1623 Claim 1345 Parameters 1253 Device 1000 MedicationAdministration 821 Media 799 ExplanationOfBenefit 752 ImagingStudy 647 RiskAssessment 621 CarePlan 598 ClinicalImpression 556 MedicationDispense 549 Consent 479 QuestionnaireResponse 451 Task 433 Provenance 427 Bundle 395 Schedule 391 CareTeam 349 SupplyDelivery 335 Medication 326 MeasureReport 257 Questionnaire 220 HealthcareService 207 ValueSet 175 Goal 174 Basic 161 Flag 158 Composition 155 RelatedPerson 140 List 139 ClaimResponse 130 CodeSystem 124 FamilyMemberHistory 122 ObservationDefinition 92 Account 86 Invoice 73 StructureDefinition 70 ImmunizationRecommendation 65 ConceptMap 62 EpisodeOfCare 60 AppointmentResponse 39 CoverageEligibilityResponse 38 ActivityDefinition 28 CoverageEligibilityRequest 28 SearchParameter 25 PlanDefinition 22 Group 21 AdverseEvent 19 ChargeItem 19 Person 19 NutritionOrder 16 BodyStructure 13 PaymentNotice 12 ResearchSubject 12 VisionPrescription 11 CommunicationRequest 10 DeviceRequest 9 ResearchStudy 9 NamingSystem 8 CapabilityStatement 7 MessageHeader 7 PaymentReconciliation 7 Library 6 Measure 5 MedicationKnowledge 5 OperationDefinition 5 OperationOutcome 5 Subscription 5 SupplyRequest 4 DeviceDefinition 3 Endpoint 3 MolecularSequence 3 OrganizationAffiliation 3 Substance 3 Contract 1 DeviceUseStatement 1 ImplementationGuide 1 MedicinalProductAuthorization 1 BiologicallyDerivedProduct CatalogEntry ChargeItemDefinition CompartmentDefinition DeviceMetric DocumentManifest EffectEvidenceSynthesis EnrollmentRequest EnrollmentResponse EventDefinition Evidence EvidenceVariable ExampleScenario GraphDefinition GuidanceResponse ImmunizationEvaluation InsurancePlan Linkage MedicinalProduct MedicinalProductContraindication MedicinalProductIndication MedicinalProductIngredient MedicinalProductInteraction MedicinalProductManufactured MedicinalProductPackaged MedicinalProductPharmaceutical MedicinalProductUndesirableEffect MessageDefinition ResearchDefinition ResearchElementDefinition RiskEvidenceSynthesis SpecimenDefinition StructureMap SubstanceNucleicAcid SubstancePolymer SubstanceProtein SubstanceReferenceInformation SubstanceSourceMaterial SubstanceSpecification TerminologyCapabilities TestReport TestScript VerificationResult