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 4290253 Patient 2857234 Specimen 1876108 Composition 939853 Bundle 405049 Location 219915 Encounter 194091 Organization 160464 Binary 137998 Claim 135801 Condition 123907 AuditEvent 95476 MedicationStatement 91936 QuestionnaireResponse 90495 ExplanationOfBenefit 89898 Procedure 81723 DiagnosticReport 64527 Practitioner 63209 Immunization 56920 Slot 48689 MedicationKnowledge 42990 MedicationRequest 42433 Schedule 40748 DocumentReference 39211 Appointment 35713 TestScript 32679 MessageHeader 28607 PractitionerRole 28306 Coverage 28271 Media 23385 ClaimResponse 18326 AllergyIntolerance 17217 Device 16555 List 16507 CarePlan 11525 Medication 11083 ServiceRequest 10894 MedicationAdministration 9686 Questionnaire 8142 CareTeam 7703 ImagingStudy 7565 Goal 6977 StructureDefinition 5719 Provenance 5473 ValueSet 5241 CodeSystem 4014 HealthcareService 3830 Task 2848 SupplyDelivery 2696 OrganizationAffiliation 2613 Endpoint 2571 ImmunizationRecommendation 2570 DeviceRequest 2435 RelatedPerson 2289 MedicationDispense 2168 Basic 1793 Consent 1773 Communication 1696 Flag 1565 SpecimenDefinition 1345 SubstanceProtein 1339 OperationOutcome 1200 Person 1177 RiskAssessment 1147 ChargeItemDefinition 1100 Invoice 1013 CoverageEligibilityRequest 956 CommunicationRequest 901 PlanDefinition 808 ActivityDefinition 767 Account 734 Group 718 Subscription 697 FamilyMemberHistory 643 MolecularSequence 583 SearchParameter 554 ConceptMap 547 ChargeItem 538 EpisodeOfCare 480 Measure 466 Parameters 454 ClinicalImpression 442 MeasureReport 413 AppointmentResponse 385 InsurancePlan 385 Substance 371 AdverseEvent 369 DocumentManifest 290 DeviceMetric 288 BodyStructure 286 NamingSystem 249 DetectedIssue 240 SupplyRequest 238 ResearchSubject 236 Library 222 CapabilityStatement 194 DeviceUseStatement 169 OperationDefinition 160 Contract 154 RequestGroup 149 ResearchStudy 149 NutritionOrder 124 StructureMap 107 ObservationDefinition 94 PaymentNotice 85 ImplementationGuide 72 Evidence 66 PaymentReconciliation 62 MessageDefinition 57 MedicinalProduct 56 ResearchDefinition 56 CoverageEligibilityResponse 55 DeviceDefinition 55 ImmunizationEvaluation 55 EvidenceVariable 53 CompartmentDefinition 51 RiskEvidenceSynthesis 51 EnrollmentRequest 50 EventDefinition 48 Linkage 48 GraphDefinition 47 ResearchElementDefinition 44 ExampleScenario 40 VisionPrescription 40 TerminologyCapabilities 38 EffectEvidenceSynthesis 36 TestReport 34 GuidanceResponse 31 BiologicallyDerivedProduct 30 SubstanceSpecification 28 VerificationResult 26 MedicinalProductIngredient 23 MedicinalProductInteraction 23 MedicinalProductPharmaceutical 23 SubstanceNucleicAcid 22 MedicinalProductAuthorization 21 SubstanceReferenceInformation 21 CatalogEntry 20 EnrollmentResponse 20 MedicinalProductContraindication 19 MedicinalProductPackaged 19 MedicinalProductIndication 18 MedicinalProductManufactured 18 SubstanceSourceMaterial 17 SubstancePolymer 12 MedicinalProductUndesirableEffect 9