2026 US Quality Core Implementation Guide
0.5.0 - release United States of America flag

This page is part of the US Quality Core (v0.5.0: Release) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version. For a full list of available versions, see the Directory of published versions

Extension: USQualityCore Not Done ValueSet

Official URL: http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-notDoneValueSet Version: 0.5.0
Draft as of 2026-06-05 Computable Name: USQualityCoreNotDoneValueSet

A logical reference (e.g. a reference to ValueSet.url) to a value set/version that identifies a set of possible coded values representing activities that were not requested, ordered, or performed.

Context of Use

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

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

Description Differentials, Snapshots, and other representations.

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension Url of a value set of activities not requested or performed
... extension 0..0 Extension
... url 1..1 uri "http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-notDoneValueSet"
... value[x] 1..1 canonical(ValueSet) Value of extension

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension Url of a value set of activities not requested or performed
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-notDoneValueSet"

doco Documentation for this format

Constraints

Id Grade Path(s) Description Expression
ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()

Summary

Simple Extension with the type canonical: A logical reference (e.g. a reference to ValueSet.url) to a value set/version that identifies a set of possible coded values representing activities that were not requested, ordered, or performed.

Differential ViewDifferential View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension Url of a value set of activities not requested or performed
... extension 0..0 Extension
... url 1..1 uri "http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-notDoneValueSet"
... value[x] 1..1 canonical(ValueSet) Value of extension

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension Url of a value set of activities not requested or performed
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-notDoneValueSet"

doco Documentation for this format

Constraints

Id Grade Path(s) Description Expression
ele-1 error **ALL** elements All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1 error **ALL** extensions Must have either extensions or value[x], not both extension.exists() != value.exists()

Summary

Simple Extension with the type canonical: A logical reference (e.g. a reference to ValueSet.url) to a value set/version that identifies a set of possible coded values representing activities that were not requested, ordered, or performed.

 

Other representations of profile: CSV, Excel, Schematron