US Quality Core Implementation Guide
0.1.0 - cibuild United States of America flag

US Quality Core Implementation Guide, published by ASTP. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/FHIR/us-quality-core/ and changes regularly. See the Directory of published versions

Extension: USQualityCoreUSCDIQualityExtension - TTL Profile

Active as of 2026-03-25

TTL representation of the uscdiplusquality extension.

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@prefix fhir: <http://hl7.org/fhir/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

# - resource -------------------------------------------------------------------

 a fhir:StructureDefinition ;
  fhir:nodeRole fhir:treeRoot ;
  fhir:id [ fhir:v "uscdiplusquality"] ; # 
  fhir:text [
fhir:status [ fhir:v "extensions" ] ;
fhir:div [ fhir:v "<div xmlns=\"http://www.w3.org/1999/xhtml\">US Quality Core USCDI+ Quality Extension</div>"^^rdf:XMLLiteral ]
  ] ; # 
  fhir:url [
fhir:v "http://fhir.org/guides/astp/us-quality-core/StructureDefinition/uscdiplusquality"^^xsd:anyURI ;
fhir:l <http://fhir.org/guides/astp/us-quality-core/StructureDefinition/uscdiplusquality>
  ] ; # 
  fhir:version [ fhir:v "0.1.0"] ; # 
  fhir:name [ fhir:v "USQualityCoreUSCDIQualityExtension"] ; # 
  fhir:title [ fhir:v "US Quality Core USCDI+ Quality Extension"] ; # 
  fhir:status [ fhir:v "active"] ; # 
  fhir:date [ fhir:v "2026-03-25T17:42:33+00:00"^^xsd:dateTime] ; # 
  fhir:publisher [ fhir:v "ASTP"] ; # 
  fhir:contact ( [
    ( fhir:telecom [
fhir:system [ fhir:v "url" ] ;
fhir:value [ fhir:v "https://www.healthit.gov/" ]     ] )
  ] ) ; # 
  fhir:description [ fhir:v "This extension is only used in the US Quality Core Implementation Guide's Profile StructureDefinition elements."] ; # 
  fhir:jurisdiction ( [
    ( fhir:coding [
fhir:system [
fhir:v "urn:iso:std:iso:3166"^^xsd:anyURI ;
fhir:l <urn:iso:std:iso:3166>       ] ;
fhir:code [ fhir:v "US" ] ;
fhir:display [ fhir:v "United States of America" ]     ] ) ;
fhir:text [ fhir:v "USA" ]
  ] ) ; # 
  fhir:fhirVersion [ fhir:v "4.0.1"] ; # 
  fhir:mapping ( [
fhir:identity [ fhir:v "rim" ] ;
fhir:uri [
fhir:v "http://hl7.org/v3"^^xsd:anyURI ;
fhir:l <http://hl7.org/v3>     ] ;
fhir:name [ fhir:v "RIM Mapping" ]
  ] ) ; # 
  fhir:kind [ fhir:v "complex-type"] ; # 
  fhir:abstract [ fhir:v false] ; # 
  fhir:context ( [
fhir:type [ fhir:v "element" ] ;
fhir:expression [ fhir:v "ElementDefinition" ]
  ] [
fhir:type [ fhir:v "element" ] ;
fhir:expression [ fhir:v "ElementDefinition.type.targetProfile" ]
  ] [
fhir:type [ fhir:v "element" ] ;
fhir:expression [ fhir:v "ElementDefinition.type" ]
  ] ) ; # 
  fhir:type [
fhir:v "Extension"^^xsd:anyURI ;
fhir:l fhir:Extension
  ] ; # 
  fhir:baseDefinition [
fhir:v "http://hl7.org/fhir/StructureDefinition/Extension"^^xsd:anyURI ;
fhir:l <http://hl7.org/fhir/StructureDefinition/Extension>
  ] ; # 
  fhir:derivation [ fhir:v "constraint"] ; # 
  fhir:snapshot [
    ( fhir:extension [
fhir:url [
fhir:v "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version"^^xsd:anyURI ;
fhir:l <http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version>       ] ;
fhir:value [
a fhir:String ;
fhir:v "4.0.1"       ]     ] ) ;
    ( fhir:element [
fhir:id [ fhir:v "Extension" ] ;
fhir:path [ fhir:v "Extension" ] ;
fhir:short [ fhir:v "USCDI+ Quality Element Flag: ONLY USED FOR US Quality Core Profile StructureDefinitions" ] ;
fhir:definition [ fhir:v "**This extension is only used on US Quality Core Profile StructureDefinition elements**." ] ;
fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "1" ] ;
fhir:base [
fhir:path [ fhir:v "Extension" ] ;
fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "*" ]       ] ;
      ( fhir:condition [ fhir:v "ele-1" ] ) ;
      ( fhir:constraint [
fhir:key [ fhir:v "ele-1" ] ;
fhir:severity [ fhir:v "error" ] ;
fhir:human [ fhir:v "All FHIR elements must have a @value or children" ] ;
fhir:expression [ fhir:v "hasValue() or (children().count() > id.count())" ] ;
fhir:xpath [ fhir:v "@value|f:*|h:div" ] ;
fhir:source [
fhir:v "http://hl7.org/fhir/StructureDefinition/Element"^^xsd:anyURI ;
fhir:l <http://hl7.org/fhir/StructureDefinition/Element>         ]       ] [
fhir:key [ fhir:v "ext-1" ] ;
fhir:severity [ fhir:v "error" ] ;
fhir:human [ fhir:v "Must have either extensions or value[x], not both" ] ;
fhir:expression [ fhir:v "extension.exists() != value.exists()" ] ;
fhir:xpath [ fhir:v "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" ] ;
fhir:source [
fhir:v "http://hl7.org/fhir/StructureDefinition/Extension"^^xsd:anyURI ;
fhir:l <http://hl7.org/fhir/StructureDefinition/Extension>         ]       ] ) ;
fhir:isModifier [ fhir:v false ] ;
      ( fhir:mapping [
fhir:identity [ fhir:v "v2" ] ;
fhir:map [ fhir:v "No v2 equivalent" ]       ] [
fhir:identity [ fhir:v "rim" ] ;
fhir:map [ fhir:v "No RIM equivalent" ]       ] )     ] [
fhir:id [ fhir:v "Extension.id" ] ;
fhir:path [ fhir:v "Extension.id" ] ;
      ( fhir:representation [ fhir:v "xmlAttr" ] ) ;
fhir:short [ fhir:v "Unique id for inter-element referencing" ] ;
fhir:definition [ fhir:v "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." ] ;
fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "1" ] ;
fhir:base [
fhir:path [ fhir:v "Element.id" ] ;
fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "1" ]       ] ;
      ( fhir:type [
        ( fhir:extension [
fhir:url [
fhir:v "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"^^xsd:anyURI ;
fhir:l <http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type>           ] ;
fhir:value [
a fhir:Url ;
fhir:v "string"^^xsd:anyURI ;
fhir:l fhir:string           ]         ] ) ;
fhir:code [
fhir:v "http://hl7.org/fhirpath/System.String"^^xsd:anyURI ;
fhir:l <http://hl7.org/fhirpath/System.String>         ]       ] ) ;
fhir:isModifier [ fhir:v false ] ;
fhir:isSummary [ fhir:v false ] ;
      ( fhir:mapping [
fhir:identity [ fhir:v "rim" ] ;
fhir:map [ fhir:v "n/a" ]       ] )     ] [
fhir:id [ fhir:v "Extension.extension" ] ;
fhir:path [ fhir:v "Extension.extension" ] ;
fhir:slicing [
        ( fhir:discriminator [
fhir:type [ fhir:v "value" ] ;
fhir:path [ fhir:v "url" ]         ] ) ;
fhir:description [ fhir:v "Extensions are always sliced by (at least) url" ] ;
fhir:rules [ fhir:v "open" ]       ] ;
fhir:short [ fhir:v "Additional content defined by implementations" ] ;
fhir:definition [ fhir:v "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension." ] ;
fhir:comment [ fhir:v "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone." ] ;
      ( fhir:alias [ fhir:v "extensions" ] [ fhir:v "user content" ] ) ;
fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "*" ] ;
fhir:base [
fhir:path [ fhir:v "Element.extension" ] ;
fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "*" ]       ] ;
      ( fhir:type [
fhir:code [
fhir:v "Extension"^^xsd:anyURI ;
fhir:l fhir:Extension         ]       ] ) ;
      ( fhir:constraint [
fhir:key [ fhir:v "ele-1" ] ;
fhir:severity [ fhir:v "error" ] ;
fhir:human [ fhir:v "All FHIR elements must have a @value or children" ] ;
fhir:expression [ fhir:v "hasValue() or (children().count() > id.count())" ] ;
fhir:xpath [ fhir:v "@value|f:*|h:div" ] ;
fhir:source [
fhir:v "http://hl7.org/fhir/StructureDefinition/Element"^^xsd:anyURI ;
fhir:l <http://hl7.org/fhir/StructureDefinition/Element>         ]       ] [
fhir:key [ fhir:v "ext-1" ] ;
fhir:severity [ fhir:v "error" ] ;
fhir:human [ fhir:v "Must have either extensions or value[x], not both" ] ;
fhir:expression [ fhir:v "extension.exists() != value.exists()" ] ;
fhir:xpath [ fhir:v "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])" ] ;
fhir:source [
fhir:v "http://hl7.org/fhir/StructureDefinition/Extension"^^xsd:anyURI ;
fhir:l <http://hl7.org/fhir/StructureDefinition/Extension>         ]       ] ) ;
fhir:isModifier [ fhir:v false ] ;
fhir:isSummary [ fhir:v false ] ;
      ( fhir:mapping [
fhir:identity [ fhir:v "rim" ] ;
fhir:map [ fhir:v "n/a" ]       ] )     ] [
fhir:id [ fhir:v "Extension.url" ] ;
fhir:path [ fhir:v "Extension.url" ] ;
      ( fhir:representation [ fhir:v "xmlAttr" ] ) ;
fhir:short [ fhir:v "identifies the meaning of the extension" ] ;
fhir:definition [ fhir:v "Source of the definition for the extension code - a logical name or a URL." ] ;
fhir:comment [ fhir:v "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension." ] ;
fhir:min [ fhir:v "1"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "1" ] ;
fhir:base [
fhir:path [ fhir:v "Extension.url" ] ;
fhir:min [ fhir:v "1"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "1" ]       ] ;
      ( fhir:type [
        ( fhir:extension [
fhir:url [
fhir:v "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type"^^xsd:anyURI ;
fhir:l <http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type>           ] ;
fhir:value [
a fhir:Url ;
fhir:v "uri"^^xsd:anyURI ;
fhir:l fhir:uri           ]         ] ) ;
fhir:code [
fhir:v "http://hl7.org/fhirpath/System.String"^^xsd:anyURI ;
fhir:l <http://hl7.org/fhirpath/System.String>         ]       ] ) ;
fhir:fixed [
a fhir:Uri ;
fhir:v "http://fhir.org/guides/astp/us-quality-core/StructureDefinition/uscdiplusquality"^^xsd:anyURI ;
fhir:l <http://fhir.org/guides/astp/us-quality-core/StructureDefinition/uscdiplusquality>       ] ;
fhir:isModifier [ fhir:v false ] ;
fhir:isSummary [ fhir:v false ] ;
      ( fhir:mapping [
fhir:identity [ fhir:v "rim" ] ;
fhir:map [ fhir:v "N/A" ]       ] )     ] [
fhir:id [ fhir:v "Extension.value[x]" ] ;
fhir:path [ fhir:v "Extension.value[x]" ] ;
fhir:short [ fhir:v "Value of extension" ] ;
fhir:definition [ fhir:v "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list)." ] ;
fhir:min [ fhir:v "1"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "1" ] ;
fhir:base [
fhir:path [ fhir:v "Extension.value[x]" ] ;
fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "1" ]       ] ;
      ( fhir:type [
fhir:code [
fhir:v "boolean"^^xsd:anyURI ;
fhir:l fhir:boolean         ]       ] ) ;
      ( fhir:constraint [
fhir:key [ fhir:v "ele-1" ] ;
fhir:severity [ fhir:v "error" ] ;
fhir:human [ fhir:v "All FHIR elements must have a @value or children" ] ;
fhir:expression [ fhir:v "hasValue() or (children().count() > id.count())" ] ;
fhir:xpath [ fhir:v "@value|f:*|h:div" ] ;
fhir:source [
fhir:v "http://hl7.org/fhir/StructureDefinition/Element"^^xsd:anyURI ;
fhir:l <http://hl7.org/fhir/StructureDefinition/Element>         ]       ] ) ;
fhir:isModifier [ fhir:v false ] ;
fhir:isSummary [ fhir:v false ] ;
      ( fhir:mapping [
fhir:identity [ fhir:v "rim" ] ;
fhir:map [ fhir:v "N/A" ]       ] )     ] )
  ] ; # 
  fhir:differential [
    ( fhir:element [
fhir:id [ fhir:v "Extension" ] ;
fhir:path [ fhir:v "Extension" ] ;
fhir:short [ fhir:v "USCDI+ Quality Element Flag: ONLY USED FOR US Quality Core Profile StructureDefinitions" ] ;
fhir:definition [ fhir:v "**This extension is only used on US Quality Core Profile StructureDefinition elements**." ] ;
fhir:min [ fhir:v "0"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "1" ] ;
fhir:isModifier [ fhir:v false ] ;
      ( fhir:mapping [
fhir:identity [ fhir:v "v2" ] ;
fhir:map [ fhir:v "No v2 equivalent" ]       ] [
fhir:identity [ fhir:v "rim" ] ;
fhir:map [ fhir:v "No RIM equivalent" ]       ] )     ] [
fhir:id [ fhir:v "Extension.url" ] ;
fhir:path [ fhir:v "Extension.url" ] ;
fhir:fixed [
a fhir:Uri ;
fhir:v "http://fhir.org/guides/astp/us-quality-core/StructureDefinition/uscdiplusquality"^^xsd:anyURI ;
fhir:l <http://fhir.org/guides/astp/us-quality-core/StructureDefinition/uscdiplusquality>       ]     ] [
fhir:id [ fhir:v "Extension.value[x]" ] ;
fhir:path [ fhir:v "Extension.value[x]" ] ;
fhir:min [ fhir:v "1"^^xsd:nonNegativeInteger ] ;
fhir:max [ fhir:v "1" ] ;
      ( fhir:type [
fhir:code [
fhir:v "boolean"^^xsd:anyURI ;
fhir:l fhir:boolean         ]       ] )     ] )
  ] . #