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 122945 Patient 59275 Appointment 51363 Condition 38296 MedicationRequest 34050 Encounter 32516 ServiceRequest 26044 Binary 21478 Procedure 10841 Specimen 8648 Practitioner 8009 Slot 6849 Organization 5355 PractitionerRole 5175 MedicationStatement 4085 AllergyIntolerance 3706 DocumentReference 3320 Location 2975 Coverage 2963 DiagnosticReport 2913 Parameters 2295 Claim 1570 Media 1241 Device 1070 MedicationDispense 1040 MedicationAdministration 831 Immunization 794 AuditEvent 773 ExplanationOfBenefit 763 CarePlan 513 Task 485 DetectedIssue 474 Consent 464 SupplyDelivery 361 QuestionnaireResponse 340 Provenance 315 MeasureReport 278 Communication 261 CareTeam 252 Flag 240 RiskAssessment 239 Bundle 221 ImagingStudy 218 Questionnaire 210 Medication 199 Schedule 195 ClaimResponse 158 ClinicalImpression 157 Composition 152 Goal 152 CodeSystem 150 ValueSet 148 List 145 RelatedPerson 143 Invoice 116 StructureDefinition 83 HealthcareService 73 AppointmentResponse 65 ConceptMap 62 Basic 61 CoverageEligibilityResponse 45 FamilyMemberHistory 42 EpisodeOfCare 39 ActivityDefinition 30 MessageHeader 26 Group 22 ResearchSubject 20 PlanDefinition 18 SearchParameter 15 ImmunizationRecommendation 14 ObservationDefinition 14 OperationDefinition 14 Subscription 14 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 DeviceRequest 4 VisionPrescription 4 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