FHIR Extensions Pack
5.3.0-ballot-tc1 - (September 2025 Ballot) International flag

This page is part of the FHIR Core Extensions Registry (v5.3.0-ballot-tc1: Release 5.3) based on FHIR (HL7® FHIR® Standard) v5.0.0. This version is a pre-release. The current official version is 5.2.0. For a full list of available versions, see the Directory of published versions

Extension: Resource Type

Official URL: http://hl7.org/fhir/StructureDefinition/cqf-resourceType Version: 5.3.0-ballot-tc1
Standards status: Trial-use Maturity Level: 1 Responsible: HL7 International / Clinical Decision Support Computable Name: ResourceType
Other Identifiers: OID:2.16.840.1.113883.4.642.5.1667

Specifies the type of resource the canonical references.

When a canonical reference is not constrained by the definition to reference a particular type of resource, the reference must typically be resolved or otherwise looked up to determine what type of resource is being referenced. This extension allows the resource type to be specified as part of the reference, facilitating dependency processing applications.

Context of Use

This extension may be used on the following element(s)

Usage info

Usages:

  • This Extension is not used by any profiles in this Implementation Guide

You can also check for usages in the FHIR IG Statistics

Changes since version 5.2.0:

  • No changes

    • Formal Views of Extension Content

    Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

    This structure is derived from Extension

    Summary

    Simple Extension with the type code: Specifies the type of resource the canonical references.

    Maturity: 1

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..1 Extension What type of resource
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/cqf-resourceType"
    ... value[x] 1..1 code Value of extension
    Binding: AllResourceTypes (required)

    doco Documentation for this format
    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..1 Extension What type of resource
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/cqf-resourceType"

    doco Documentation for this format

    This structure is derived from Extension

    Summary

    Simple Extension with the type code: Specifies the type of resource the canonical references.

    Maturity: 1

    Differential View

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..1 Extension What type of resource
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/cqf-resourceType"
    ... value[x] 1..1 code Value of extension
    Binding: AllResourceTypes (required)

    doco Documentation for this format

    Snapshot View

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..1 Extension What type of resource
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/cqf-resourceType"

    doco Documentation for this format

     

    Other representations of profile: CSV, Excel, Schematron

    Terminology Bindings

    PathConformanceValueSetURI
    Extension.value[x]requiredAllResourceTypes
    http://hl7.org/fhir/ValueSet/all-resource-types
    From the FHIR Standard

    Constraints

    IdGradePath(s)DetailsRequirements
    ele-1error**ALL** elementsAll FHIR elements must have a @value or children
    : hasValue() or (children().count() > id.count())
    ext-1error**ALL** extensionsMust have either extensions or value[x], not both
    : extension.exists() != value.exists()

    R4B

    The extension is unchanged in R4B

    R4

    The extension is unchanged in R4

    R3

    The extension is not used in R3

    • There are no valid contexts for this extension

    Search Parameters for this Extension

    (none found)