# CommunicatedDiagnosis - Da Vinci Prior Authorization Support (PAS) FHIR IG v2.2.0-ballot

## Extension: 

A code representing the diagnosis that is the subject of the communication

**Context of Use**

**Usage info**

**Usages:**

* Use this Extension: [PAS Claim Inquiry Response](StructureDefinition-profile-claiminquiryresponse.md), [PAS Claim Response](StructureDefinition-profile-claimresponse.md), [PAS CommunicationRequest](StructureDefinition-profile-communicationrequest.md), [PAS Claim Inquiry Response](http://hl7.org/fhir/us/davinci-pas/STU2.1/StructureDefinition-profile-claiminquiryresponse.html)... Show 2 more, [PAS Claim Response](http://hl7.org/fhir/us/davinci-pas/STU2.1/StructureDefinition-profile-claimresponse.html) and [PAS CommunicationRequest](http://hl7.org/fhir/us/davinci-pas/STU2.1/StructureDefinition-profile-communicationrequest.html)
* Examples for this Extension: [CommunicationRequest/CommunicationRequestExample](CommunicationRequest-CommunicationRequestExample.md)

You can also check for [usages in the FHIR IG Statistics](https://packages2.fhir.org/xig/hl7.fhir.us.davinci-pas|current/StructureDefinition/extension-communicatedDiagnosis)

### Formal Views of Extension Content

 [Description Differentials, Snapshots, and other representations](http://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#structure-definitions). 

 

Other representations of profile: [CSV](../StructureDefinition-extension-communicatedDiagnosis.csv), [Excel](../StructureDefinition-extension-communicatedDiagnosis.xlsx), [Schematron](../StructureDefinition-extension-communicatedDiagnosis.sch) 



## Resource Content

```json
{
  "resourceType" : "StructureDefinition",
  "id" : "extension-communicatedDiagnosis",
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode" : "fm"
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger" : 3,
      "_valueInteger" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/us/davinci-pas/ImplementationGuide/hl7.fhir.us.davinci-pas"
          }
        ]
      }
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode" : "trial-use",
      "_valueCode" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/us/davinci-pas/ImplementationGuide/hl7.fhir.us.davinci-pas"
          }
        ]
      }
    }
  ],
  "url" : "http://hl7.org/fhir/us/davinci-pas/StructureDefinition/extension-communicatedDiagnosis",
  "identifier" : [
    {
      "system" : "urn:ietf:rfc:3986",
      "value" : "urn:oid:2.16.840.1.113883.4.642.40.24.42.7"
    }
  ],
  "version" : "2.2.0-ballot",
  "name" : "CommunicatedDiagnosis",
  "status" : "active",
  "date" : "2026-01-30T16:26:59+00:00",
  "publisher" : "HL7 International / Financial Management",
  "contact" : [
    {
      "name" : "HL7 International / Financial Management",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://hl7.org/Special/committees/fm"
        },
        {
          "system" : "email",
          "value" : "fmlists@lists.hl7.org"
        }
      ]
    },
    {
      "name" : "Jean Duteau",
      "telecom" : [
        {
          "system" : "email",
          "value" : "mailto:jean@duteaudesign.com"
        }
      ]
    },
    {
      "name" : "HL7 International / Financial Management",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/fm"
        }
      ]
    }
  ],
  "description" : "A code representing the diagnosis that is the subject of the communication",
  "jurisdiction" : [
    {
      "coding" : [
        {
          "system" : "urn:iso:std:iso:3166",
          "code" : "US",
          "display" : "United States of America"
        }
      ]
    }
  ],
  "fhirVersion" : "4.0.1",
  "mapping" : [
    {
      "identity" : "rim",
      "uri" : "http://hl7.org/v3",
      "name" : "RIM Mapping"
    }
  ],
  "kind" : "complex-type",
  "abstract" : false,
  "context" : [
    {
      "type" : "element",
      "expression" : "ExplanationOfBenefit.item"
    },
    {
      "type" : "element",
      "expression" : "CommunicationRequest.payload"
    },
    {
      "type" : "element",
      "expression" : "Claim.item"
    }
  ],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [
      {
        "id" : "Extension",
        "path" : "Extension",
        "definition" : "A code representing the diagnosis that is the subject of the communication"
      },
      {
        "id" : "Extension.extension",
        "path" : "Extension.extension",
        "max" : "0"
      },
      {
        "id" : "Extension.url",
        "path" : "Extension.url",
        "fixedUri" : "http://hl7.org/fhir/us/davinci-pas/StructureDefinition/extension-communicatedDiagnosis"
      },
      {
        "id" : "Extension.value[x]",
        "path" : "Extension.value[x]",
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "binding" : {
          "strength" : "required",
          "valueSet" : "http://hl7.org/fhir/us/davinci-pas/ValueSet/X12278DiagnosisCodes|2.2.0-ballot"
        }
      }
    ]
  }
}

```
