Da Vinci - Documentation Templates and Rules, published by HL7 International / Clinical Decision Support. This guide is not an authorized publication; it is the continuous build for version 2.2.0-snapshot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/davinci-dtr/ and changes regularly. See the Directory of published versions

• Narrative Content
• XML
• JSON

: DTR Payer Service

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<CapabilityStatement xmlns="http://hl7.org/fhir">
  <id value="dtr-payer-service"/>
  <language value="en"/>
  <text>
    <status value="extensions"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CapabilityStatement dtr-payer-service</b></p><a name="dtr-payer-service"> </a><a name="hcdtr-payer-service"> </a><h2 id="title">DTR Payer Service</h2><ul><li>Implementation Guide Version: 2.2.0-snapshot </li><li>FHIR Version: 4.0.1 </li><li>Supported Formats: <code>json</code></li><li>Published on: 2026-02-04 </li><li>Published by: HL7 International / Clinical Decision Support </li></ul><blockquote class="impl-note"><p><strong>Note to Implementers: FHIR Capabilities</strong></p><p>Any FHIR capability may be 'allowed' by the system unless explicitly marked as 'SHALL NOT'. A few items are marked as MAY in the Implementation Guide to highlight their potential relevance to the use case.</p></blockquote><h2 id="rest">FHIR RESTful Capabilities</h2><div class="panel panel-default"><div class="panel-heading"><h3 id="mode1" class="panel-title">Mode: <code>server</code></h3></div><div class="panel-body"><div><p>A DTR Payer service provides a service endpoint for DTR apps and full EHRs to connect to</p>
</div><div class="lead"><em>Security</em></div><blockquote><div><p>Implementations <strong>SHALL</strong> meet the general security requirements documented in the <a href="https://build.fhir.org/ig/HL7/davinci-ehrx">HRex implementation guide</a>.</p>
</div></blockquote><div class="row"><div class="col-12"><span class="lead">Summary of System-wide Operations</span><table class="table table-condensed table-hover"><thead><tr><th>Conformance</th><th>Operation</th><th>Documentation</th></tr></thead><tbody><tr><td><b>SHALL</b></td><td><a href="OperationDefinition-questionnaire-package.html">$questionnaire-package</a></td><td><div/></td></tr><tr><td><b>SHALL</b></td><td>$expand</td><td><div/></td></tr><tr><td><b>SHOULD</b></td><td><a href="https://build.fhir.org/ig/HL7/sdc/OperationDefinition-Questionnaire-next-question.html">$next-question</a></td><td><div/></td></tr></tbody></table></div></div></div></div></div>
  </text>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="cds"/>
  </extension>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="2">
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
        <valueCanonical
                        value="http://hl7.org/fhir/us/davinci-dtr/ImplementationGuide/hl7.fhir.us.davinci-dtr"/>
      </extension>
    </valueInteger>
  </extension>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="trial-use">
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom">
        <valueCanonical
                        value="http://hl7.org/fhir/us/davinci-dtr/ImplementationGuide/hl7.fhir.us.davinci-dtr"/>
      </extension>
    </valueCode>
  </extension>
  <url
       value="http://hl7.org/fhir/us/davinci-dtr/CapabilityStatement/dtr-payer-service"/>
  <version value="2.2.0-snapshot"/>
  <name value="DTRPayerService"/>
  <title value="DTR Payer Service"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2026-02-04"/>
  <publisher value="HL7 International / Clinical Decision Support"/>
  <contact>
    <name value="HL7 International / Clinical Decision Support"/>
    <telecom>
      <system value="url"/>
      <value value="http://www.hl7.org/Special/committees/dss"/>
    </telecom>
  </contact>
  <description
               value="This statement defines the expected capabilities of payer systems that provide questionnaires to DTR clients. Such systems need only support server capabilities for the Questionnaire Package, ValueSet Expand, and Next Question operations."/>
  <jurisdiction>
    <coding>
      <system value="urn:iso:std:iso:3166"/>
      <code value="US"/>
    </coding>
  </jurisdiction>
  <kind value="requirements"/>
  <fhirVersion value="4.0.1"/>
  <format value="json"/>
  <rest>
    <mode value="server"/>
    <documentation
                   value="A DTR Payer service provides a service endpoint for DTR apps and full EHRs to connect to"/>
    <security>
      <description
                   value="Implementations **SHALL** meet the general security requirements documented in the [HRex implementation guide](https://build.fhir.org/ig/HL7/davinci-ehrx)."/>
    </security>
    <operation>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/capabilitystatement-expectation">
        <valueCode value="SHALL"/>
      </extension>
      <name value="questionnaire-package"/>
      <definition
                  value="http://hl7.org/fhir/us/davinci-dtr/OperationDefinition/questionnaire-package"/>
    </operation>
    <operation>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/capabilitystatement-expectation">
        <valueCode value="SHALL"/>
      </extension>
      <name value="expand"/>
      <definition
                  value="http://hl7.org/fhir/OperationDefinition/ValueSet-expand"/>
    </operation>
    <operation>
      <extension
                 url="http://hl7.org/fhir/StructureDefinition/capabilitystatement-expectation">
        <valueCode value="SHOULD"/>
      </extension>
      <name value="next-question"/>
      <definition
                  value="http://hl7.org/fhir/uv/sdc/OperationDefinition/Questionnaire-next-question|4.0.0"/>
    </operation>
  </rest>
</CapabilityStatement>