Release 5 Draft Ballot

This is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times).
See the Directory of published versions Code System

Clinical Decision Support Work Group Maturity Level: 3Trial Use Use Context: Any

This is a code system defined by the FHIR project.


Defining URL:

A list of all the request resource types defined in this version of the FHIR specification.

Committee:Clinical Decision Support Work Group
OID:2.16.840.1.113883.4.642.1.1059 (for OID based terminology systems)
Source ResourceXML / JSON

This Code system is used in the following value sets:

  • ValueSet: RequestResourceType (A list of all the request resource types defined in this version of the FHIR specification.)

This code system defines the following codes:

Appointment AppointmentA booking of a healthcare event among patient(s), practitioner(s), related person(s) and/or device(s) for a specific date/time. This may result in one or more Encounter(s).
AppointmentResponse AppointmentResponseA reply to an appointment request for a patient and/or practitioner(s), such as a confirmation or rejection.
CarePlan CarePlanHealthcare plan for patient or group.
Claim ClaimClaim, Pre-determination or Pre-authorization.
CommunicationRequest CommunicationRequestA request for information to be sent to a receiver.
Contract ContractLegal Agreement.
DeviceRequest DeviceRequestMedical device request.
EnrollmentRequest EnrollmentRequestEnrollment request.
ImmunizationRecommendation ImmunizationRecommendationGuidance or advice relating to an immunization.
MedicationRequest MedicationRequestOrdering of medication for patient or group.
NutritionOrder NutritionOrderDiet, formula or nutritional supplement request.
ServiceRequest ServiceRequestA record of a request for service such as diagnostic investigations, treatments, or operations to be performed.
SupplyRequest SupplyRequestRequest for a medication, substance or device.
Task TaskA task to be performed.
VisionPrescription VisionPrescriptionPrescription for vision correction products for a patient.


See the full registry of code systems defined as part of FHIR.

Explanation of the columns that may appear on this page:

LevelA few code lists that FHIR defines are hierarchical - each code is assigned a level. See Code System for further information.
SourceThe source of the definition of the code (when the value set draws in codes defined elsewhere)
CodeThe code (used as the code in the resource instance). If the code is in italics, this indicates that the code is not selectable ('Abstract')
DisplayThe display (used in the display element of a Coding). If there is no display, implementers should not simply display the code, but map the concept into their application
DefinitionAn explanation of the meaning of the concept
CommentsAdditional notes about how to use the code