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 4264942 Patient 2155108 Specimen 1876004 Composition 939453 Bundle 403751 Encounter 192555 Claim 135651 Location 119556 Condition 118666 Binary 109762 AuditEvent 95345 MedicationStatement 91360 QuestionnaireResponse 90290 ExplanationOfBenefit 89885 Procedure 81442 DiagnosticReport 64324 Practitioner 61227 Organization 59770 Immunization 56830 Slot 48289 MedicationKnowledge 42990 Schedule 40709 DocumentReference 38811 MedicationRequest 38145 Appointment 35248 TestScript 32679 MessageHeader 28599 Coverage 28073 PractitionerRole 28031 Media 23344 ClaimResponse 18324 AllergyIntolerance 16667 List 16402 Device 16336 CarePlan 11501 Medication 10984 ServiceRequest 10341 MedicationAdministration 9670 Questionnaire 8070 CareTeam 7701 ImagingStudy 7552 Goal 6934 StructureDefinition 5648 Provenance 5471 ValueSet 5177 CodeSystem 3978 HealthcareService 3787 Task 2787 SupplyDelivery 2696 OrganizationAffiliation 2612 Endpoint 2569 ImmunizationRecommendation 2538 DeviceRequest 2435 MedicationDispense 2163 RelatedPerson 2122 Basic 1785 Communication 1670 Consent 1598 Flag 1564 SpecimenDefinition 1344 SubstanceProtein 1339 OperationOutcome 1198 Person 1173 RiskAssessment 1140 ChargeItemDefinition 1100 Invoice 955 CommunicationRequest 881 CoverageEligibilityRequest 801 PlanDefinition 800 ActivityDefinition 766 Group 714 Account 696 Subscription 668 FamilyMemberHistory 630 MolecularSequence 583 ConceptMap 545 SearchParameter 542 ChargeItem 518 EpisodeOfCare 480 Measure 465 Parameters 447 ClinicalImpression 442 MeasureReport 412 AppointmentResponse 385 InsurancePlan 384 Substance 371 AdverseEvent 369 DocumentManifest 290 DeviceMetric 288 BodyStructure 267 NamingSystem 249 DetectedIssue 240 SupplyRequest 238 ResearchSubject 236 Library 221 CapabilityStatement 191 OperationDefinition 159 Contract 154 RequestGroup 149 ResearchStudy 149 DeviceUseStatement 140 NutritionOrder 122 StructureMap 105 PaymentNotice 85 ObservationDefinition 83 ImplementationGuide 72 Evidence 63 PaymentReconciliation 62 MessageDefinition 57 ResearchDefinition 56 DeviceDefinition 55 ImmunizationEvaluation 55 MedicinalProduct 55 EvidenceVariable 52 RiskEvidenceSynthesis 51 CoverageEligibilityResponse 50 EnrollmentRequest 50 EventDefinition 48 Linkage 48 GraphDefinition 47 ResearchElementDefinition 44 ExampleScenario 40 VisionPrescription 40 CompartmentDefinition 38 TerminologyCapabilities 38 EffectEvidenceSynthesis 36 TestReport 34 GuidanceResponse 31 BiologicallyDerivedProduct 30 SubstanceSpecification 28 VerificationResult 26 MedicinalProductIngredient 23 MedicinalProductInteraction 23 MedicinalProductPharmaceutical 22 SubstanceNucleicAcid 22 MedicinalProductAuthorization 21 SubstanceReferenceInformation 21 CatalogEntry 20 EnrollmentResponse 20 MedicinalProductPackaged 19 MedicinalProductIndication 18 MedicinalProductManufactured 18 SubstanceSourceMaterial 17 SubstancePolymer 12 MedicinalProductUndesirableEffect 9 MedicinalProductContraindication 8