http://hl7.org/fhir/us/core/StructureDefinition/us-core-direct|8.0.0-ballot

This email address is associated with a [\"Direct Secure Messaging\"](https://directtrust.org/what-we-do/direct-secure-messaging) service. This extension can only be used on contact points where the system = 'email'
{
  "description": "This email address is associated with a [\\\"Direct Secure Messaging\\\"](https://directtrust.org/what-we-do/direct-secure-messaging) service.  This extension can only be used on contact points where the system = 'email'",
  "package": "hl7.fhir.us.core@8.0.0-ballot",
  "date": "2022-11-16T00:00:00Z",
  "derivation": "constraint",
  "publisher": "HL7 International / Cross-Group Projects",
  "fhirVersion": "4.0.1",
  "jurisdiction": [ {
    "coding": [ {
      "code": "US",
      "system": "urn:iso:std:iso:3166"
    } ]
  } ],
  "name": "USCoreDirectEmailExtension",
  "mapping": [ {
    "uri": "http://hl7.org/v3",
    "name": "RIM Mapping",
    "identity": "rim"
  } ],
  "abstract": false,
  "copyright": "Used by permission of HL7 International, all rights reserved Creative Commons License",
  "type": "Extension",
  "experimental": null,
  "resourceType": "StructureDefinition",
  "fhirversion": null,
  "title": "US Core Direct email Extension",
  "versionAlgorithmCoding": null,
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "cgp"
  }, {
    "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/core/ImplementationGuide/hl7.fhir.us.core"
      } ]
    }
  }, {
    "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/core/ImplementationGuide/hl7.fhir.us.core"
      } ]
    }
  } ],
  "status": "active",
  "id": "0bcd5016-0e28-53e9-97ba-9365d6349730",
  "kind": "complex-type",
  "url": "http://hl7.org/fhir/us/core/StructureDefinition/us-core-direct",
  "identifier": [ {
    "value": "urn:oid:2.16.840.1.113883.4.642.40.2.42.22",
    "system": "urn:ietf:rfc:3986"
  } ],
  "context": [ {
    "type": "element",
    "expression": "ContactPoint"
  } ],
  "versionAlgorithmString": null,
  "fhir_id": null,
  "version": "8.0.0-ballot",
  "contact": [ {
    "name": "HL7 International / Cross-Group Projects",
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/cgp",
      "system": "url"
    }, {
      "value": "cgp@lists.HL7.org",
      "system": "email"
    } ]
  } ],
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}