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 100320 Patient 52754 Appointment 48201 Condition 34524 MedicationRequest 33354 Encounter 24464 ServiceRequest 23985 Binary 13094 Specimen 8633 Practitioner 7395 Procedure 5310 PractitionerRole 5134 Organization 4850 Slot 3103 AllergyIntolerance 3061 Location 2923 Coverage 2651 DiagnosticReport 2472 DocumentReference 2348 Parameters 2295 MedicationStatement 1803 Claim 1338 Media 1241 MedicationDispense 859 MedicationAdministration 814 AuditEvent 767 Immunization 742 ExplanationOfBenefit 726 DetectedIssue 449 Device 436 CarePlan 395 Task 363 Consent 362 SupplyDelivery 361 MeasureReport 277 QuestionnaireResponse 266 Communication 250 CareTeam 247 RiskAssessment 239 Flag 223 ImagingStudy 216 Medication 196 Provenance 157 Questionnaire 154 Schedule 154 Bundle 142 ClaimResponse 141 Composition 134 List 133 CodeSystem 132 ValueSet 129 Invoice 114 RelatedPerson 108 Goal 100 ClinicalImpression 98 StructureDefinition 80 HealthcareService 71 AppointmentResponse 65 Basic 56 ConceptMap 50 CoverageEligibilityResponse 41 FamilyMemberHistory 40 EpisodeOfCare 32 MessageHeader 25 ActivityDefinition 24 Group 20 PlanDefinition 18 ResearchSubject 15 SearchParameter 15 ObservationDefinition 14 Subscription 14 ImmunizationRecommendation 13 ResearchStudy 10 Account 9 CommunicationRequest 9 CoverageEligibilityRequest 9 Library 9 OperationDefinition 9 Endpoint 8 BodyStructure 7 ChargeItem 7 DeviceDefinition 7 PaymentNotice 7 CapabilityStatement 6 NutritionOrder 6 RequestGroup 6 Measure 5 OperationOutcome 5 DeviceRequest 3 MolecularSequence 3 OrganizationAffiliation 3 Substance 3 DeviceMetric 1 Evidence 1 ImplementationGuide 1 MedicationKnowledge 1 MedicinalProduct 1 MedicinalProductAuthorization 1 MedicinalProductManufactured 1 Person 1 AdverseEvent BiologicallyDerivedProduct CatalogEntry ChargeItemDefinition CompartmentDefinition Contract 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