2026 US Quality Core Implementation Guide
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2026 US Quality Core Implementation Guide - Downloaded Version 0.5.0 See the Directory of published versions

Extension: US Quality Core Do Not Perform Reason

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

Indicates the reason the event was not performed.

Context of Use

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

Usage

See the patterns page for implementation and usage patterns.

Examples

DeviceRequest Negation Example
ServiceRequest Negation Example

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 uri "http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-doNotPerformReason"
... value[x] CodeableConcept Binding: USQualityCore Negation Reason Codes (extensible): The reason the event did not occur or was not performed

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Extension.value[x] Base extensible USQualityCore Negation Reason Codes 📦0.5.0 This IG
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension Extension
... id 0..1 string Unique id for inter-element referencing
... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
... url 1..1 uri "http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-doNotPerformReason"

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Extension.value[x] Base extensible USQualityCore Negation Reason Codes 📦0.5.0 This IG

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 CodeableConcept: Indicates the reason the event was not performed.

Differential ViewDifferential View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension
... url uri "http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-doNotPerformReason"
... value[x] CodeableConcept Binding: USQualityCore Negation Reason Codes (extensible): The reason the event did not occur or was not performed

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Extension.value[x] Base extensible USQualityCore Negation Reason Codes 📦0.5.0 This IG

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..1 Extension Extension
... id 0..1 string Unique id for inter-element referencing
... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
... url 1..1 uri "http://fhir.org/guides/onc/us-quality-core/StructureDefinition/us-quality-core-doNotPerformReason"

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Extension.value[x] Base extensible USQualityCore Negation Reason Codes 📦0.5.0 This IG

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 CodeableConcept: Indicates the reason the event was not performed.

 

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