Da Vinci Risk Adjustment Implementation Guide
3.0.0-ballot - STU 3 Ballot United States of America flag

Da Vinci Risk Adjustment Implementation Guide, published by HL7 International / Clinical Quality Information. This guide is not an authorized publication; it is the continuous build for version 3.0.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/davinci-ra/ and changes regularly. See the Directory of published versions

Extension: Group Reference Extension

Official URL: http://hl7.org/fhir/us/davinci-ra/StructureDefinition/ra-groupReference Version: 3.0.0-ballot
Standards status: Trial-use Active as of 2026-03-19 Maturity Level: 2 Computable Name: GroupReference
Other Identifiers: OID:2.16.840.1.113883.4.642.40.29.42.9

Copyright/Legal: Used by permission of HL7 International, all rights reserved Creative Commons License

This extension identifies which Condition Category (CC) the supporting evidence (represented by MeasureReport.evaluatedResource) is for.

Context of Use

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..* Extension This references the MeasureReport.group.id.
... url 1..1 uri "http://hl7.org/fhir/us/davinci-ra/StructureDefinition/ra-groupReference"
... valueString 0..1 string Value of extension

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension This references the MeasureReport.group.id.
... 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://hl7.org/fhir/us/davinci-ra/StructureDefinition/ra-groupReference"
.... value[x]:valueString 0..1 string Value of extension

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 string: This extension identifies which Condition Category (CC) the supporting evidence (represented by MeasureReport.evaluatedResource) is for.

Maturity: 2

Differential ViewDifferential View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension This references the MeasureReport.group.id.
... url 1..1 uri "http://hl7.org/fhir/us/davinci-ra/StructureDefinition/ra-groupReference"
... valueString 0..1 string Value of extension

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension This references the MeasureReport.group.id.
... 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://hl7.org/fhir/us/davinci-ra/StructureDefinition/ra-groupReference"
.... value[x]:valueString 0..1 string Value of extension

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 string: This extension identifies which Condition Category (CC) the supporting evidence (represented by MeasureReport.evaluatedResource) is for.

Maturity: 2

 

Other representations of profile: CSV, Excel, Schematron