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 121034 Patient 57898 Appointment 49227 Condition 37775 MedicationRequest 33811 Encounter 32087 ServiceRequest 24248 Binary 17384 Procedure 10523 Specimen 8640 Practitioner 7906 Slot 6720 Organization 5287 PractitionerRole 5155 MedicationStatement 3747 AllergyIntolerance 3578 DocumentReference 3139 Location 2965 Coverage 2860 DiagnosticReport 2844 Parameters 2295 Claim 1565 Media 1241 Device 1055 MedicationDispense 1040 MedicationAdministration 831 Immunization 775 AuditEvent 770 ExplanationOfBenefit 726 CarePlan 495 Task 466 DetectedIssue 464 Consent 390 SupplyDelivery 361 QuestionnaireResponse 330 Provenance 312 MeasureReport 278 Communication 259 CareTeam 250 RiskAssessment 239 Flag 230 ImagingStudy 217 Bundle 216 Questionnaire 201 Medication 198 Schedule 180 ClaimResponse 158 ClinicalImpression 154 CodeSystem 150 ValueSet 146 RelatedPerson 143 Goal 142 List 142 Composition 141 Invoice 116 StructureDefinition 82 HealthcareService 73 AppointmentResponse 65 Basic 61 ConceptMap 61 CoverageEligibilityResponse 45 FamilyMemberHistory 42 EpisodeOfCare 39 ActivityDefinition 29 MessageHeader 26 Group 22 PlanDefinition 18 ResearchSubject 16 SearchParameter 15 ObservationDefinition 14 OperationDefinition 14 Subscription 14 ImmunizationRecommendation 13 CommunicationRequest 10 ResearchStudy 10 Account 9 CoverageEligibilityRequest 9 Library 9 ChargeItem 8 Endpoint 8 BodyStructure 7 DeviceDefinition 7 PaymentNotice 7 CapabilityStatement 6 Measure 6 NutritionOrder 6 RequestGroup 6 OperationOutcome 5 VisionPrescription 4 DeviceRequest 3 MolecularSequence 3 OrganizationAffiliation 3 Substance 3 Contract 1 DeviceMetric 1 Evidence 1 ImplementationGuide 1 MedicationKnowledge 1 MedicinalProduct 1 MedicinalProductAuthorization 1 MedicinalProductManufactured 1 Person 1 StructureMap 1 AdverseEvent BiologicallyDerivedProduct CatalogEntry ChargeItemDefinition CompartmentDefinition DeviceUseStatement DocumentManifest EffectEvidenceSynthesis EnrollmentRequest EnrollmentResponse EventDefinition EvidenceVariable ExampleScenario GraphDefinition GuidanceResponse ImmunizationEvaluation InsurancePlan Linkage MedicinalProductContraindication MedicinalProductIndication MedicinalProductIngredient MedicinalProductInteraction MedicinalProductPackaged MedicinalProductPharmaceutical MedicinalProductUndesirableEffect MessageDefinition NamingSystem PaymentReconciliation ResearchDefinition ResearchElementDefinition RiskEvidenceSynthesis SpecimenDefinition SubstanceNucleicAcid SubstancePolymer SubstanceProtein SubstanceReferenceInformation SubstanceSourceMaterial SubstanceSpecification SupplyRequest TerminologyCapabilities TestReport TestScript VerificationResult