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 93357 Patient 51579 Appointment 46926 MedicationRequest 32788 Condition 32537 ServiceRequest 22961 Encounter 22280 Binary 11831 Specimen 8605 Practitioner 7317 PractitionerRole 5125 Organization 4655 Procedure 3708 AllergyIntolerance 2925 Location 2907 Slot 2873 Coverage 2572 DiagnosticReport 2437 DocumentReference 2312 Parameters 2295 MedicationStatement 1672 Claim 1320 Media 1241 AuditEvent 767 MedicationAdministration 744 Immunization 738 ExplanationOfBenefit 723 DetectedIssue 449 Device 434 SupplyDelivery 361 Task 356 CarePlan 338 Consent 326 MeasureReport 277 CareTeam 247 QuestionnaireResponse 245 RiskAssessment 239 Communication 237 MedicationDispense 229 Flag 223 ImagingStudy 210 Provenance 154 Schedule 154 Medication 146 ClaimResponse 141 Questionnaire 141 Bundle 137 Composition 133 List 133 Invoice 114 ValueSet 102 RelatedPerson 95 CodeSystem 86 StructureDefinition 73 AppointmentResponse 65 HealthcareService 63 ClinicalImpression 59 Basic 55 CoverageEligibilityResponse 41 FamilyMemberHistory 37 EpisodeOfCare 31 ConceptMap 27 MessageHeader 25 ActivityDefinition 24 Group 18 PlanDefinition 18 ResearchSubject 15 Goal 14 ObservationDefinition 14 Subscription 14 ImmunizationRecommendation 13 ResearchStudy 10 Account 9 CommunicationRequest 9 CoverageEligibilityRequest 9 Library 9 OperationDefinition 9 SearchParameter 8 BodyStructure 7 ChargeItem 7 DeviceDefinition 7 Endpoint 7 PaymentNotice 7 NutritionOrder 6 RequestGroup 6 CapabilityStatement 5 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