National Directory of Healthcare Providers & Services (NDH) Implementation Guide
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National Directory of Healthcare Providers & Services (NDH) Implementation Guide, published by HL7 International / Patient Administration. This guide is not an authorized publication; it is the continuous build for version 2.0.0-current built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-us-ndh/ and changes regularly. See the Directory of published versions

Extension: NDH Age Group - TTL Profile

Page standards status: Trial-use Maturity Level: 4

TTL representation of the base-ext-ndh-age-group extension.

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

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

<http://hl7.org/fhir/StructureDefinition/base-ext-ndh-age-group> a fhir:StructureDefinition ;
  fhir:nodeRole fhir:treeRoot ;
  fhir:Resource.id [ fhir:value "base-ext-ndh-age-group"] ;
  fhir:Resource.language [ fhir:value "en"] ;
  fhir:DomainResource.text [
     fhir:Narrative.status [ fhir:value "extensions" ] ;
     fhir:Narrative.div "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: StructureDefinition base-ext-ndh-age-group</b></p><a name=\"base-ext-ndh-age-group\"> </a><a name=\"hcbase-ext-ndh-age-group\"> </a><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" class=\"xhtTableBorder0\"><tr class=\"xhtRowBorder1\"><th scope=\"col\" style=\"\" class=\"hierarchy xhtCellBorder0\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"The logical name of the element\">Name</a></th><th scope=\"col\" style=\"\" class=\"hierarchy xhtCellBorder0\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Information about the use of the element\">Flags</a></th><th scope=\"col\" style=\"\" class=\"hierarchy xhtCellBorder0\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Minimum and Maximum # of times the element can appear in the instance\">Card.</a></th><th scope=\"col\" style=\"; width: 100px\" class=\"hierarchy xhtCellBorder0\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Reference to the type of the element\">Type</a></th><th scope=\"col\" style=\"\" class=\"hierarchy xhtCellBorder0\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Additional information about the element\">Description &amp; Constraints</a><span style=\"float: right\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64,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\" alt=\"doco\" style=\"background-color: inherit\"/></a></span></th></tr><tr class=\"xhtRowBorder0 xhtRowEven\"><td style=\"background-image: url(tbl_bck1.png)\" class=\"hierarchy xhtCellBorder0 xhtCellNoWrap\"><img src=\"tbl_spacer.png\" alt=\"\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\"\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-base-ext-ndh-age-group-definitions.html#Extension\" title=\"This extension enables NDH to represent age-based eligibility categories as coded concepts with extensible binding to AgeGroupVS for consistent age-group filtering; it is used as a nested extension within base-ext-service-or-program-requirement.\">Extension</a><a name=\"Extension\"> </a></td><td style=\"\" class=\"hierarchy xhtCellBorder0\"/><td style=\"\" class=\"hierarchy xhtCellBorder0\"><span class=\"xhtPieceDeEmphasized\">0</span><span class=\"xhtPieceDeEmphasized\">..</span><span class=\"xhtPieceDeEmphasized\">*</span></td><td style=\"\" class=\"hierarchy xhtCellBorder0\"><a href=\"http://hl7.org/fhir/R4/extensibility.html#Extension\">Extension</a></td><td style=\"\" class=\"hierarchy xhtCellBorder0\">NDH Age Group</td></tr>#xD;\n<tr class=\"xhtRowBorder0 xhtRowOdd\"><td style=\"background-image: url(tbl_bck10.png)\" class=\"hierarchy xhtCellBorder0 xhtCellNoWrap\"><img src=\"tbl_spacer.png\" alt=\"\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\"\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_extension_simple.png\" alt=\"\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Simple Extension\" class=\"hierarchy\"/> <span style=\"position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0\" class=\"sr-only\">Extension.</span><a href=\"StructureDefinition-base-ext-ndh-age-group-definitions.html#Extension.extension\" class=\"xhtPieceStrikeout\">extension</a><a name=\"Extension.extension\"> </a></td><td style=\"\" class=\"hierarchy xhtCellBorder0\"/><td style=\"\" class=\"hierarchy xhtCellBorder0\"><span class=\"xhtPieceStrikeout\"/><span class=\"xhtPieceStrikeout xhtPieceDeEmphasized\">0</span><span class=\"xhtPieceStrikeout\">..</span><span class=\"xhtPieceStrikeout\">0</span></td><td style=\"\" class=\"hierarchy xhtCellBorder0\"/><td style=\"\" class=\"hierarchy xhtCellBorder0\"><span class=\"xhtPieceItalic xhtPieceDeEmphasized\">Extension</span></td></tr>#xD;\n<tr class=\"xhtRowBorder0 xhtRowEven\"><td style=\"background-image: url(tbl_bck10.png)\" class=\"hierarchy xhtCellBorder0 xhtCellNoWrap\"><img src=\"tbl_spacer.png\" alt=\"\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\"\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\"\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <span style=\"position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0\" class=\"sr-only\">Extension.</span><a href=\"StructureDefinition-base-ext-ndh-age-group-definitions.html#Extension.url\">url</a><a name=\"Extension.url\"> </a></td><td style=\"\" class=\"hierarchy xhtCellBorder0\"/><td style=\"\" class=\"hierarchy xhtCellBorder0\"><span class=\"xhtPieceDeEmphasized\">1</span><span class=\"xhtPieceDeEmphasized\">..</span><span class=\"xhtPieceDeEmphasized\">1</span></td><td style=\"\" class=\"hierarchy xhtCellBorder0\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#uri\" class=\"xhtPieceDeEmphasized\">uri</a></td><td style=\"\" class=\"hierarchy xhtCellBorder0\"><span class=\"xhtPieceDarkGreen\">\"http://hl7.org/fhir/us/ndh/StructureDefinition/base-ext-ndh-age-group\"</span></td></tr>#xD;\n<tr class=\"xhtRowBorder0 xhtRowOdd\"><td style=\"background-image: url(tbl_bck00.png)\" class=\"hierarchy xhtCellBorder0 xhtCellNoWrap\"><img src=\"tbl_spacer.png\" alt=\"\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end.png\" alt=\"\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_datatype.gif\" alt=\"\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Data Type\" class=\"hierarchy\"/> <span style=\"position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0\" class=\"sr-only\">Extension.</span><a href=\"StructureDefinition-base-ext-ndh-age-group-definitions.html#Extension.value[x]\">value[x]</a><a name=\"Extension.value_x_\"> </a></td><td style=\"\" class=\"hierarchy xhtCellBorder0\"/><td style=\"\" class=\"hierarchy xhtCellBorder0\">1..<span class=\"xhtPieceDeEmphasized\">1</span></td><td style=\"\" class=\"hierarchy xhtCellBorder0\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#CodeableConcept\">CodeableConcept</a></td><td style=\"\" class=\"hierarchy xhtCellBorder0\">Age Group<br class=\"binding\"/><span class=\"xhtPieceBold binding\">Binding: </span><a href=\"ValueSet-AgeGroupVS.html\" title=\"http://hl7.org/fhir/us/ndh/ValueSet/AgeGroupVS\" class=\"binding\">Age Range Value Set</a><span class=\"binding\"> (</span><a href=\"http://hl7.org/fhir/R4/terminologies.html#extensible\" title=\"To be conformant, the concept in this element SHALL be from the specified value set if any of the codes within the value set can apply to the concept being communicated.  If the value set does not cover the concept (based on human review), alternate codings (or, data type allowing, text) may be included instead.\" class=\"binding\">extensible</a><span class=\"binding\">)</span></td></tr>#xD;\n<tr><td colspan=\"5\" class=\"hierarchy\"><br/><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64,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\" alt=\"doco\" style=\"background-color: inherit\"/> Documentation for this format</a></td></tr></table></div>"
  ] ;
  fhir:DomainResource.extension [
     fhir:index -1 ;
     fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg" ] ;
     fhir:Extension.valueCode [ fhir:value "pa" ]
  ], [
     fhir:index -1 ;
     fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm" ] ;
     fhir:Extension.valueInteger [
       fhir:value "4"^^xsd:integer ;
       fhir:Element.extension [
         fhir:index -1 ;
         fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom" ] ;
         fhir:Extension.valueCanonical [
           fhir:value "http://hl7.org/fhir/us/ndh/ImplementationGuide/hl7.fhir.us.ndh" ;
           fhir:link <http://hl7.org/fhir/us/ndh/ImplementationGuide/hl7.fhir.us.ndh>
         ]
       ]
     ]
  ], [
     fhir:index -1 ;
     fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status" ] ;
     fhir:Extension.valueCode [
       fhir:value "trial-use" ;
       fhir:Element.extension [
         fhir:index -1 ;
         fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom" ] ;
         fhir:Extension.valueCanonical [
           fhir:value "http://hl7.org/fhir/us/ndh/ImplementationGuide/hl7.fhir.us.ndh" ;
           fhir:link <http://hl7.org/fhir/us/ndh/ImplementationGuide/hl7.fhir.us.ndh>
         ]
       ]
     ]
  ] ;
  fhir:StructureDefinition.url [ fhir:value "http://hl7.org/fhir/us/ndh/StructureDefinition/base-ext-ndh-age-group"] ;
  fhir:StructureDefinition.identifier [
     fhir:index -1 ;
     fhir:Identifier.system [ fhir:value "urn:ietf:rfc:3986" ] ;
     fhir:Identifier.value [ fhir:value "urn:oid:2.16.840.1.113883.4.642.40.43.42.22" ]
  ] ;
  fhir:StructureDefinition.version [ fhir:value "2.0.0-current"] ;
  fhir:StructureDefinition.name [ fhir:value "NdhAgeGroup"] ;
  fhir:StructureDefinition.title [ fhir:value "NDH Age Group"] ;
  fhir:StructureDefinition.status [ fhir:value "active"] ;
  fhir:StructureDefinition.date [ fhir:value "2026-10-19T14:48:14+00:00"^^xsd:dateTime] ;
  fhir:StructureDefinition.publisher [ fhir:value "HL7 International / Patient Administration"] ;
  fhir:StructureDefinition.contact [
     fhir:index -1 ;
     fhir:ContactDetail.name [ fhir:value "HL7 International / Patient Administration" ] ;
     fhir:ContactDetail.telecom [
       fhir:index -1 ;
       fhir:ContactPoint.system [ fhir:value "url" ] ;
       fhir:ContactPoint.value [ fhir:value "http://www.hl7.org/Special/committees/pafm" ]
     ], [
       fhir:index -1 ;
       fhir:ContactPoint.system [ fhir:value "email" ] ;
       fhir:ContactPoint.value [ fhir:value "pafm@lists.hl7.org" ]
     ]
  ] ;
  fhir:StructureDefinition.description [ fhir:value "This extension enables NDH to represent age-based eligibility categories as coded concepts with extensible binding to AgeGroupVS for consistent age-group filtering; it is used as a nested extension within base-ext-service-or-program-requirement."] ;
  fhir:StructureDefinition.jurisdiction [
     fhir:index -1 ;
     fhir:CodeableConcept.coding [
       fhir:index -1 ;
       fhir:Coding.system [ fhir:value "urn:iso:std:iso:3166" ] ;
       fhir:Coding.code [ fhir:value "US" ] ;
       fhir:Coding.display [ fhir:value "United States of America" ]
     ]
  ] ;
  fhir:StructureDefinition.fhirVersion [ fhir:value "4.0.1"] ;
  fhir:StructureDefinition.kind [ fhir:value "complex-type"] ;
  fhir:StructureDefinition.abstract [ fhir:value "false"^^xsd:boolean] ;
  fhir:StructureDefinition.context [
     fhir:index -1 ;
     fhir:StructureDefinition.context.type [ fhir:value "extension" ] ;
     fhir:StructureDefinition.context.expression [ fhir:value "http://hl7.org/fhir/us/ndh/StructureDefinition/base-ext-service-or-program-requirement" ]
  ] ;
  fhir:StructureDefinition.type [ fhir:value "Extension"] ;
  fhir:StructureDefinition.baseDefinition [
     fhir:value "http://hl7.org/fhir/StructureDefinition/Extension" ;
     fhir:link <http://hl7.org/fhir/StructureDefinition/Extension>
  ] ;
  fhir:StructureDefinition.derivation [ fhir:value "constraint"] ;
  fhir:StructureDefinition.snapshot [
     fhir:Element.extension [
       fhir:index -1 ;
       fhir:Extension.url [ fhir:value "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version" ] ;
       fhir:Extension.valueString [ fhir:value "4.0.1" ]
     ] ;
     fhir:StructureDefinition.snapshot.element [
       fhir:index -1 ;
       fhir:Element.id [ fhir:value "Extension" ] ;
       fhir:ElementDefinition.path [ fhir:value "Extension" ] ;
       fhir:ElementDefinition.short [ fhir:value "NDH Age Group" ] ;
       fhir:ElementDefinition.definition [ fhir:value "This extension enables NDH to represent age-based eligibility categories as coded concepts with extensible binding to AgeGroupVS for consistent age-group filtering; it is used as a nested extension within base-ext-service-or-program-requirement." ] ;
       fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ] ;
       fhir:ElementDefinition.max [ fhir:value "*" ] ;
       fhir:ElementDefinition.base [
         fhir:ElementDefinition.base.path [ fhir:value "Extension" ] ;
         fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ] ;
         fhir:ElementDefinition.base.max [ fhir:value "*" ]
       ] ;
       fhir:ElementDefinition.condition [
         fhir:value "ele-1" ;
         fhir:index -1
       ] ;
       fhir:ElementDefinition.constraint [
         fhir:index -1 ;
         fhir:ElementDefinition.constraint.key [ fhir:value "ele-1" ] ;
         fhir:ElementDefinition.constraint.severity [ fhir:value "error" ] ;
         fhir:ElementDefinition.constraint.human [ fhir:value "All FHIR elements must have a @value or children" ] ;
         fhir:ElementDefinition.constraint.expression [ fhir:value "hasValue() or (children().count() > id.count())" ] ;
         fhir:ElementDefinition.constraint.xpath [ fhir:value "@value|f:*|h:div" ] ;
         fhir:ElementDefinition.constraint.source [
           fhir:value "http://hl7.org/fhir/StructureDefinition/Element" ;
           fhir:link <http://hl7.org/fhir/StructureDefinition/Element>
         ]
       ], [
         fhir:index -1 ;
         fhir:ElementDefinition.constraint.key [ fhir:value "ext-1" ] ;
         fhir:ElementDefinition.constraint.severity [ fhir:value "error" ] ;
         fhir:ElementDefinition.constraint.human [ fhir:value "Must have either extensions or value[x], not both" ] ;
         fhir:ElementDefinition.constraint.expression [ fhir:value "extension.exists() != value.exists()" ] ;
         fhir:ElementDefinition.constraint.xpath [ fhir:value "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])" ] ;
         fhir:ElementDefinition.constraint.source [
           fhir:value "http://hl7.org/fhir/StructureDefinition/Extension" ;
           fhir:link <http://hl7.org/fhir/StructureDefinition/Extension>
         ]
       ] ;
       fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ]
     ], [
       fhir:index -1 ;
       fhir:Element.id [ fhir:value "Extension.id" ] ;
       fhir:ElementDefinition.path [ fhir:value "Extension.id" ] ;
       fhir:ElementDefinition.representation [
         fhir:value "xmlAttr" ;
         fhir:index -1
       ] ;
       fhir:ElementDefinition.short [ fhir:value "Unique id for inter-element referencing" ] ;
       fhir:ElementDefinition.definition [ fhir:value "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces." ] ;
       fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ] ;
       fhir:ElementDefinition.max [ fhir:value "1" ] ;
       fhir:ElementDefinition.base [
         fhir:ElementDefinition.base.path [ fhir:value "Element.id" ] ;
         fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ] ;
         fhir:ElementDefinition.base.max [ fhir:value "1" ]
       ] ;
       fhir:ElementDefinition.type [
         fhir:index -1 ;
         fhir:Element.extension [
           fhir:index -1 ;
           fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type" ] ;
           fhir:Extension.valueUrl [ fhir:value "string" ]
         ] ;
         fhir:ElementDefinition.type.code [ fhir:value "http://hl7.org/fhirpath/System.String" ]
       ] ;
       fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ] ;
       fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ] ;
       fhir:ElementDefinition.mapping [
         fhir:index -1 ;
         fhir:ElementDefinition.mapping.identity [ fhir:value "rim" ] ;
         fhir:ElementDefinition.mapping.map [ fhir:value "n/a" ]
       ]
     ], [
       fhir:index -1 ;
       fhir:Element.id [ fhir:value "Extension.extension" ] ;
       fhir:ElementDefinition.path [ fhir:value "Extension.extension" ] ;
       fhir:ElementDefinition.slicing [
         fhir:ElementDefinition.slicing.discriminator [
           fhir:index -1 ;
           fhir:ElementDefinition.slicing.discriminator.type [ fhir:value "value" ] ;
           fhir:ElementDefinition.slicing.discriminator.path [ fhir:value "url" ]
         ] ;
         fhir:ElementDefinition.slicing.description [ fhir:value "Extensions are always sliced by (at least) url" ] ;
         fhir:ElementDefinition.slicing.rules [ fhir:value "open" ]
       ] ;
       fhir:ElementDefinition.short [ fhir:value "Extension" ] ;
       fhir:ElementDefinition.definition [ fhir:value "An Extension" ] ;
       fhir:ElementDefinition.min [ fhir:value "0"^^xsd:nonNegativeInteger ] ;
       fhir:ElementDefinition.max [ fhir:value "0" ] ;
       fhir:ElementDefinition.base [
         fhir:ElementDefinition.base.path [ fhir:value "Element.extension" ] ;
         fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ] ;
         fhir:ElementDefinition.base.max [ fhir:value "*" ]
       ] ;
       fhir:ElementDefinition.type [
         fhir:index -1 ;
         fhir:ElementDefinition.type.code [ fhir:value "Extension" ]
       ] ;
       fhir:ElementDefinition.constraint [
         fhir:index -1 ;
         fhir:ElementDefinition.constraint.key [ fhir:value "ele-1" ] ;
         fhir:ElementDefinition.constraint.severity [ fhir:value "error" ] ;
         fhir:ElementDefinition.constraint.human [ fhir:value "All FHIR elements must have a @value or children" ] ;
         fhir:ElementDefinition.constraint.expression [ fhir:value "hasValue() or (children().count() > id.count())" ] ;
         fhir:ElementDefinition.constraint.xpath [ fhir:value "@value|f:*|h:div" ] ;
         fhir:ElementDefinition.constraint.source [
           fhir:value "http://hl7.org/fhir/StructureDefinition/Element" ;
           fhir:link <http://hl7.org/fhir/StructureDefinition/Element>
         ]
       ], [
         fhir:index -1 ;
         fhir:ElementDefinition.constraint.key [ fhir:value "ext-1" ] ;
         fhir:ElementDefinition.constraint.severity [ fhir:value "error" ] ;
         fhir:ElementDefinition.constraint.human [ fhir:value "Must have either extensions or value[x], not both" ] ;
         fhir:ElementDefinition.constraint.expression [ fhir:value "extension.exists() != value.exists()" ] ;
         fhir:ElementDefinition.constraint.xpath [ fhir:value "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])" ] ;
         fhir:ElementDefinition.constraint.source [
           fhir:value "http://hl7.org/fhir/StructureDefinition/Extension" ;
           fhir:link <http://hl7.org/fhir/StructureDefinition/Extension>
         ]
       ] ;
       fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ] ;
       fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ]
     ], [
       fhir:index -1 ;
       fhir:Element.id [ fhir:value "Extension.url" ] ;
       fhir:ElementDefinition.path [ fhir:value "Extension.url" ] ;
       fhir:ElementDefinition.representation [
         fhir:value "xmlAttr" ;
         fhir:index -1
       ] ;
       fhir:ElementDefinition.short [ fhir:value "identifies the meaning of the extension" ] ;
       fhir:ElementDefinition.definition [ fhir:value "Source of the definition for the extension code - a logical name or a URL." ] ;
       fhir:ElementDefinition.comment [ fhir:value "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:ElementDefinition.min [ fhir:value "1"^^xsd:nonNegativeInteger ] ;
       fhir:ElementDefinition.max [ fhir:value "1" ] ;
       fhir:ElementDefinition.base [
         fhir:ElementDefinition.base.path [ fhir:value "Extension.url" ] ;
         fhir:ElementDefinition.base.min [ fhir:value "1"^^xsd:nonNegativeInteger ] ;
         fhir:ElementDefinition.base.max [ fhir:value "1" ]
       ] ;
       fhir:ElementDefinition.type [
         fhir:index -1 ;
         fhir:Element.extension [
           fhir:index -1 ;
           fhir:Extension.url [ fhir:value "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type" ] ;
           fhir:Extension.valueUrl [ fhir:value "uri" ]
         ] ;
         fhir:ElementDefinition.type.code [ fhir:value "http://hl7.org/fhirpath/System.String" ]
       ] ;
       fhir:ElementDefinition.fixedUri [ fhir:value "http://hl7.org/fhir/us/ndh/StructureDefinition/base-ext-ndh-age-group" ] ;
       fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ] ;
       fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ] ;
       fhir:ElementDefinition.mapping [
         fhir:index -1 ;
         fhir:ElementDefinition.mapping.identity [ fhir:value "rim" ] ;
         fhir:ElementDefinition.mapping.map [ fhir:value "N/A" ]
       ]
     ], [
       fhir:index -1 ;
       fhir:Element.id [ fhir:value "Extension.value[x]" ] ;
       fhir:ElementDefinition.path [ fhir:value "Extension.value[x]" ] ;
       fhir:ElementDefinition.short [ fhir:value "Age Group" ] ;
       fhir:ElementDefinition.definition [ fhir:value "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:ElementDefinition.min [ fhir:value "1"^^xsd:nonNegativeInteger ] ;
       fhir:ElementDefinition.max [ fhir:value "1" ] ;
       fhir:ElementDefinition.base [
         fhir:ElementDefinition.base.path [ fhir:value "Extension.value[x]" ] ;
         fhir:ElementDefinition.base.min [ fhir:value "0"^^xsd:nonNegativeInteger ] ;
         fhir:ElementDefinition.base.max [ fhir:value "1" ]
       ] ;
       fhir:ElementDefinition.type [
         fhir:index -1 ;
         fhir:ElementDefinition.type.code [ fhir:value "CodeableConcept" ]
       ] ;
       fhir:ElementDefinition.constraint [
         fhir:index -1 ;
         fhir:ElementDefinition.constraint.key [ fhir:value "ele-1" ] ;
         fhir:ElementDefinition.constraint.severity [ fhir:value "error" ] ;
         fhir:ElementDefinition.constraint.human [ fhir:value "All FHIR elements must have a @value or children" ] ;
         fhir:ElementDefinition.constraint.expression [ fhir:value "hasValue() or (children().count() > id.count())" ] ;
         fhir:ElementDefinition.constraint.xpath [ fhir:value "@value|f:*|h:div" ] ;
         fhir:ElementDefinition.constraint.source [
           fhir:value "http://hl7.org/fhir/StructureDefinition/Element" ;
           fhir:link <http://hl7.org/fhir/StructureDefinition/Element>
         ]
       ] ;
       fhir:ElementDefinition.isModifier [ fhir:value "false"^^xsd:boolean ] ;
       fhir:ElementDefinition.isSummary [ fhir:value "false"^^xsd:boolean ] ;
       fhir:ElementDefinition.binding [
         fhir:ElementDefinition.binding.strength [ fhir:value "extensible" ] ;
         fhir:ElementDefinition.binding.valueSet [
           fhir:value "http://hl7.org/fhir/us/ndh/ValueSet/AgeGroupVS" ;
           fhir:link <http://hl7.org/fhir/us/ndh/ValueSet/AgeGroupVS>
         ]
       ] ;
       fhir:ElementDefinition.mapping [
         fhir:index -1 ;
         fhir:ElementDefinition.mapping.identity [ fhir:value "rim" ] ;
         fhir:ElementDefinition.mapping.map [ fhir:value "N/A" ]
       ]
     ]
  ] ;
  fhir:StructureDefinition.differential [
     fhir:StructureDefinition.differential.element [
       fhir:index -1 ;
       fhir:Element.id [ fhir:value "Extension" ] ;
       fhir:ElementDefinition.path [ fhir:value "Extension" ] ;
       fhir:ElementDefinition.short [ fhir:value "NDH Age Group" ] ;
       fhir:ElementDefinition.definition [ fhir:value "This extension enables NDH to represent age-based eligibility categories as coded concepts with extensible binding to AgeGroupVS for consistent age-group filtering; it is used as a nested extension within base-ext-service-or-program-requirement." ]
     ], [
       fhir:index -1 ;
       fhir:Element.id [ fhir:value "Extension.extension" ] ;
       fhir:ElementDefinition.path [ fhir:value "Extension.extension" ] ;
       fhir:ElementDefinition.max [ fhir:value "0" ]
     ], [
       fhir:index -1 ;
       fhir:Element.id [ fhir:value "Extension.url" ] ;
       fhir:ElementDefinition.path [ fhir:value "Extension.url" ] ;
       fhir:ElementDefinition.fixedUri [ fhir:value "http://hl7.org/fhir/us/ndh/StructureDefinition/base-ext-ndh-age-group" ]
     ], [
       fhir:index -1 ;
       fhir:Element.id [ fhir:value "Extension.value[x]" ] ;
       fhir:ElementDefinition.path [ fhir:value "Extension.value[x]" ] ;
       fhir:ElementDefinition.short [ fhir:value "Age Group" ] ;
       fhir:ElementDefinition.min [ fhir:value "1"^^xsd:nonNegativeInteger ] ;
       fhir:ElementDefinition.type [
         fhir:index -1 ;
         fhir:ElementDefinition.type.code [ fhir:value "CodeableConcept" ]
       ] ;
       fhir:ElementDefinition.binding [
         fhir:ElementDefinition.binding.strength [ fhir:value "extensible" ] ;
         fhir:ElementDefinition.binding.valueSet [
           fhir:value "http://hl7.org/fhir/us/ndh/ValueSet/AgeGroupVS" ;
           fhir:link <http://hl7.org/fhir/us/ndh/ValueSet/AgeGroupVS>
         ]
       ]
     ]
  ] .

# - ontology header ------------------------------------------------------------

<http://hl7.org/fhir/StructureDefinition/base-ext-ndh-age-group.ttl> a owl:Ontology ;
  owl:imports fhir:fhir.ttl ;
  owl:versionIRI <http://build.fhir.org/StructureDefinition/base-ext-ndh-age-group.ttl> .