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 87294 Appointment 44563 Patient 44194 MedicationRequest 32297 Condition 31133 ServiceRequest 22427 Encounter 21048 Binary 9456 Specimen 8475 Practitioner 6606 PractitionerRole 4897 Organization 3995 Procedure 3131 Location 2837 DiagnosticReport 2352 AllergyIntolerance 2284 Parameters 2284 Slot 2199 DocumentReference 2117 Coverage 2066 Media 1241 Claim 1215 MedicationStatement 1068 ExplanationOfBenefit 723 MedicationAdministration 697 Immunization 550 DetectedIssue 449 SupplyDelivery 361 CarePlan 287 Device 278 Consent 269 CareTeam 242 Communication 235 Task 224 Flag 223 RiskAssessment 222 MedicationDispense 212 ImagingStudy 208 QuestionnaireResponse 200 Schedule 141 ClaimResponse 134 Medication 131 Composition 128 Provenance 127 List 118 Bundle 115 Invoice 114 Questionnaire 108 AuditEvent 104 ValueSet 95 RelatedPerson 84 CodeSystem 77 StructureDefinition 68 AppointmentResponse 64 HealthcareService 59 Basic 54 CoverageEligibilityResponse 33 ClinicalImpression 32 FamilyMemberHistory 27 MessageHeader 24 ActivityDefinition 23 EpisodeOfCare 23 PlanDefinition 18 ConceptMap 16 ObservationDefinition 14 Goal 13 ResearchSubject 13 ResearchStudy 10 Account 9 CoverageEligibilityRequest 8 BodyStructure 7 ChargeItem 7 CommunicationRequest 7 DeviceDefinition 7 Endpoint 7 Group 7 PaymentNotice 7 SearchParameter 7 OperationDefinition 6 Library 5 NutritionOrder 5 OperationOutcome 5 CapabilityStatement 4 MeasureReport 4 RequestGroup 4 DeviceRequest 3 ImmunizationRecommendation 3 Measure 3 MolecularSequence 3 OrganizationAffiliation 3 Substance 3 Subscription 2 Evidence 1 ImplementationGuide 1 MedicationKnowledge 1 MedicinalProduct 1 MedicinalProductAuthorization 1 MedicinalProductManufactured 1 Person 1 AdverseEvent BiologicallyDerivedProduct CatalogEntry ChargeItemDefinition CompartmentDefinition Contract DeviceMetric 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 StructureMap SubstanceNucleicAcid SubstancePolymer SubstanceProtein SubstanceReferenceInformation SubstanceSourceMaterial SubstanceSpecification SupplyRequest TerminologyCapabilities TestReport TestScript VerificationResult VisionPrescription