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 106910 Patient 53479 Appointment 48318 Condition 34671 MedicationRequest 33441 Encounter 30846 ServiceRequest 24112 Binary 13528 Specimen 8633 Practitioner 7453 Slot 5381 Procedure 5359 PractitionerRole 5143 Organization 4916 AllergyIntolerance 3115 Location 2955 Coverage 2697 DiagnosticReport 2488 DocumentReference 2393 Parameters 2295 MedicationStatement 1838 Claim 1381 Media 1241 MedicationDispense 997 MedicationAdministration 822 AuditEvent 770 Immunization 750 ExplanationOfBenefit 726 DetectedIssue 452 Device 437 Task 399 CarePlan 396 Consent 377 SupplyDelivery 361 QuestionnaireResponse 284 MeasureReport 278 Communication 256 CareTeam 247 RiskAssessment 239 Flag 223 ImagingStudy 217 Medication 196 Provenance 177 Bundle 164 Questionnaire 159 Schedule 158 ClaimResponse 143 CodeSystem 141 Composition 138 RelatedPerson 135 List 133 ValueSet 132 Invoice 114 ClinicalImpression 105 Goal 104 StructureDefinition 81 HealthcareService 73 AppointmentResponse 65 Basic 59 ConceptMap 52 CoverageEligibilityResponse 41 FamilyMemberHistory 41 EpisodeOfCare 33 ActivityDefinition 26 MessageHeader 25 Group 21 PlanDefinition 18 ResearchSubject 15 SearchParameter 15 ObservationDefinition 14 Subscription 14 ImmunizationRecommendation 13 OperationDefinition 12 ResearchStudy 10 Account 9 CommunicationRequest 9 CoverageEligibilityRequest 9 Library 9 Endpoint 8 BodyStructure 7 ChargeItem 7 DeviceDefinition 7 PaymentNotice 7 CapabilityStatement 6 Measure 6 NutritionOrder 6 RequestGroup 6 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