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 25671 MedicationRequest 16476 Patient 15134 ServiceRequest 12767 Appointment 12629 Condition 10032 Encounter 7652 Binary 3864 Organization 2769 Parameters 2284 Location 2046 Practitioner 1923 Slot 1345 Media 1214 PractitionerRole 696 AllergyIntolerance 533 DocumentReference 512 Specimen 387 Claim 363 Procedure 323 DiagnosticReport 316 MedicationStatement 302 Consent 215 Coverage 211 Communication 182 MedicationDispense 173 Schedule 117 RiskAssessment 116 ImagingStudy 107 Immunization 102 Task 99 ClaimResponse 90 Device 87 QuestionnaireResponse 86 Invoice 83 List 76 AuditEvent 75 Questionnaire 72 Bundle 67 CarePlan 65 ValueSet 56 AppointmentResponse 53 Composition 51 RelatedPerson 47 Medication 46 CodeSystem 37 HealthcareService 37 ExplanationOfBenefit 32 Flag 32 Basic 27 StructureDefinition 27 MessageHeader 24 EpisodeOfCare 19 Provenance 16 FamilyMemberHistory 12 CoverageEligibilityResponse 10 ResearchSubject 10 Account 7 CareTeam 7 CoverageEligibilityRequest 7 ResearchStudy 7 ConceptMap 6 DeviceDefinition 6 SearchParameter 6 CommunicationRequest 5 Goal 5 MedicationAdministration 5 NutritionOrder 5 ClinicalImpression 4 MeasureReport 4 RequestGroup 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 Substance 3 Group 2 OperationOutcome 2 BodyStructure 1 ImplementationGuide 1 MedicinalProduct 1 MedicinalProductAuthorization 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 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