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 133889 Patient 61043 Appointment 51508 Condition 38643 MedicationRequest 34129 Encounter 32818 Binary 27442 ServiceRequest 26093 Procedure 11151 Specimen 8701 Practitioner 8269 Slot 6857 Organization 5438 PractitionerRole 5188 MedicationStatement 4353 AllergyIntolerance 3779 DocumentReference 3631 Location 3003 Coverage 2997 AuditEvent 2982 DiagnosticReport 2932 Parameters 2295 Claim 1582 Media 1242 Device 1089 MedicationDispense 1053 Immunization 847 MedicationAdministration 835 ExplanationOfBenefit 764 CarePlan 541 Consent 523 Bundle 498 Task 486 DetectedIssue 475 SupplyDelivery 361 QuestionnaireResponse 357 Provenance 347 MeasureReport 280 Communication 262 CareTeam 258 RiskAssessment 242 Flag 240 Questionnaire 234 ImagingStudy 219 Medication 206 Schedule 200 ValueSet 182 Composition 165 ClinicalImpression 163 ClaimResponse 158 Goal 158 CodeSystem 157 List 153 RelatedPerson 145 Basic 118 Invoice 116 StructureDefinition 86 HealthcareService 74 ConceptMap 69 AppointmentResponse 65 CoverageEligibilityResponse 45 FamilyMemberHistory 43 EpisodeOfCare 39 ActivityDefinition 30 MessageHeader 26 Group 25 ResearchSubject 20 PlanDefinition 18 SearchParameter 17 OperationDefinition 15 ImmunizationRecommendation 14 ObservationDefinition 14 Subscription 14 ResearchStudy 11 Account 10 CommunicationRequest 10 CoverageEligibilityRequest 9 Endpoint 9 Library 9 ChargeItem 8 PaymentNotice 8 BodyStructure 7 CapabilityStatement 7 DeviceDefinition 7 Measure 7 NutritionOrder 6 RequestGroup 6 Substance 6 OperationOutcome 5 DeviceRequest 4 InsurancePlan 4 MolecularSequence 4 VisionPrescription 4 OrganizationAffiliation 3 Contract 1 DeviceMetric 1 EnrollmentRequest 1 Evidence 1 GraphDefinition 1 ImmunizationEvaluation 1 ImplementationGuide 1 MedicationKnowledge 1 MedicinalProduct 1 MedicinalProductAuthorization 1 MedicinalProductManufactured 1 Person 1 StructureMap 1 AdverseEvent BiologicallyDerivedProduct CatalogEntry ChargeItemDefinition CompartmentDefinition DeviceUseStatement DocumentManifest EffectEvidenceSynthesis EnrollmentResponse EventDefinition EvidenceVariable ExampleScenario GuidanceResponse 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