<?xml version="1.0" encoding="UTF-8"?>

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="v3-IdentifierReliability"/>
  <language value="en"/>
  <text>
    <status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"><p><b>Properties</b></p><p><b>This code system  defines the following properties for its concepts</b></p><table class="grid"><tr><td><b>Code</b></td><td><b>URI</b></td><td><b>Type</b></td><td><b>Description</b></td></tr><tr><td>Specializes</td><td/><td>Coding</td><td>The child code is a more narrow version of the concept represented by the parent code.  I.e. Every child concept is also a valid parent concept.  Used to allow determination of subsumption.  Must be transitive, irreflexive, antisymmetric.</td></tr><tr><td>Generalizes</td><td/><td>Coding</td><td>Inverse of Specializes.  Only included as a derived relationship.</td></tr><tr><td>internalId</td><td>http://terminology.hl7.org/CodeSystem/utg-concept-properties#v3-internal-id</td><td>code</td><td>The internal identifier for the concept in the HL7 Access database repository.</td></tr><tr><td>status</td><td>http://hl7.org/fhir/concept-properties#status</td><td>code</td><td>Designation of a concept's state. Normally is not populated unless the state is retired.</td></tr><tr><td>synonymCode</td><td>http://hl7.org/fhir/concept-properties#synonym</td><td>code</td><td>An additional concept code that was also attributed to a concept</td></tr></table><p><b>Concepts</b></p><p>This case-sensitive code system <code>http://terminology.hl7.org/CodeSystem/v3-IdentifierReliability</code> defines the following codes in a Is-A heirarchy:</p><table class="codes"><tr><td style="white-space:nowrap"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td><td><b>internalId</b></td><td><b>status</b></td><td><b>synonymCode</b></td></tr><tr><td style="white-space:nowrap">ISS<a name="v3-IdentifierReliability-ISS"> </a></td><td>Issued by System</td><td>**Description:** The identifier was issued by the system responsible for constructing the instance.</td><td>22614</td><td>active</td><td/></tr><tr><td style="white-space:nowrap">UNV<a name="v3-IdentifierReliability-UNV"> </a></td><td>Unverified by system</td><td>**Description:** The identifier was provided to the system that constructed the instance, but has not been verified. e.g. a Drivers license entered manually into a system by a user.</td><td>22653</td><td>active</td><td/></tr><tr><td style="white-space:nowrap">VRF<a name="v3-IdentifierReliability-VRF"> </a></td><td>Verified by system</td><td>**Description:** The identifier was not issued by the system responsible for constructing the instance, but the system that captured the id has verified the identifier with the issuing authority, or with another system that has verified the identifier.</td><td>22652</td><td>active</td><td>VER</td></tr><tr style="background-color: #ffeeee"><td style="white-space:nowrap">VER<a name="v3-IdentifierReliability-VER"> </a></td><td>Verified by system</td><td>**Description:** The identifier was not issued by the system responsible for constructing the instance, but the system that captured the id has verified the identifier with the issuing authority, or with another system that has verified the identifier.</td><td>22652</td><td>retired</td><td>VRF</td></tr></table></div>
  </text>
  <url value="http://terminology.hl7.org/CodeSystem/v3-IdentifierReliability"/>
  <identifier>
    <system value="urn:ietf:rfc:3986"/>
    <value value="urn:oid:2.16.840.1.113883.5.1117"/>
  </identifier>
  <version value="3.0.0"/>
  <name value="IdentifierReliability"/>
  <title value="IdentifierReliability"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2019-03-20"/>
  <publisher value="Health Level Seven International"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://hl7.org"/>
    </telecom>
    <telecom>
      <system value="email"/>
      <value value="hq@HL7.org"/>
    </telecom>
  </contact>
  <description value="Specifies the reliability with which the identifier is known. This attribute MAY be used to assist with identifier matching algorithms."/>
  <copyright value="This material derives from the HL7 Terminology THO. THO is copyright ©1989+ Health Level Seven International and is made available under the CC0 designation. For more licensing information see: https://terminology.hl7.org/license"/>
  <caseSensitive value="true"/>
  <hierarchyMeaning value="is-a"/>
  <content value="complete"/>
  <property>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-symmetry">
      <valueCode value="antisymmetric"/>
    </extension>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-transitivity">
      <valueCode value="transitive"/>
    </extension>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-reflexivity">
      <valueCode value="irreflexive"/>
    </extension>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-isNavigable">
      <valueBoolean value="true"/>
    </extension>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-relationshipKind">
      <valueCode value="Specializes"/>
    </extension>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-inverseName">
      <valueString value="Generalizes"/>
    </extension>
    <code value="Specializes"/>
    <description value="The child code is a more narrow version of the concept represented by the parent code.  I.e. Every child concept is also a valid parent concept.  Used to allow determination of subsumption.  Must be transitive, irreflexive, antisymmetric."/>
    <type value="Coding"/>
  </property>
  <property>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-symmetry">
      <valueCode value="antisymmetric"/>
    </extension>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-transitivity">
      <valueCode value="transitive"/>
    </extension>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-reflexivity">
      <valueCode value="irreflexive"/>
    </extension>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-isNavigable">
      <valueBoolean value="true"/>
    </extension>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-relationshipKind">
      <valueCode value="Generalizes"/>
    </extension>
    <extension url="http://terminology.hl7.org/StructureDefinition/ext-mif-relationship-inverseName">
      <valueString value="Specializes"/>
    </extension>
    <code value="Generalizes"/>
    <description value="Inverse of Specializes.  Only included as a derived relationship."/>
    <type value="Coding"/>
  </property>
  <property>
    <code value="internalId"/>
    <uri value="http://terminology.hl7.org/CodeSystem/utg-concept-properties#v3-internal-id"/>
    <description value="The internal identifier for the concept in the HL7 Access database repository."/>
    <type value="code"/>
  </property>
  <property>
    <code value="status"/>
    <uri value="http://hl7.org/fhir/concept-properties#status"/>
    <description value="Designation of a concept's state. Normally is not populated unless the state is retired."/>
    <type value="code"/>
  </property>
  <property>
    <code value="synonymCode"/>
    <uri value="http://hl7.org/fhir/concept-properties#synonym"/>
    <description value="An additional concept code that was also attributed to a concept"/>
    <type value="code"/>
  </property>
  <concept>
    <code value="ISS"/>
    <display value="Issued by System"/>
    <definition value="**Description:** The identifier was issued by the system responsible for constructing the instance."/>
    <property>
      <code value="status"/>
      <valueCode value="active"/>
    </property>
    <property>
      <code value="internalId"/>
      <valueCode value="22614"/>
    </property>
  </concept>
  <concept>
    <code value="UNV"/>
    <display value="Unverified by system"/>
    <definition value="**Description:** The identifier was provided to the system that constructed the instance, but has not been verified. e.g. a Drivers license entered manually into a system by a user."/>
    <property>
      <code value="status"/>
      <valueCode value="active"/>
    </property>
    <property>
      <code value="internalId"/>
      <valueCode value="22653"/>
    </property>
  </concept>
  <concept>
    <code value="VRF"/>
    <display value="Verified by system"/>
    <definition value="**Description:** The identifier was not issued by the system responsible for constructing the instance, but the system that captured the id has verified the identifier with the issuing authority, or with another system that has verified the identifier."/>
    <property>
      <code value="status"/>
      <valueCode value="active"/>
    </property>
    <property>
      <code value="synonymCode"/>
      <valueCode value="VER"/>
    </property>
    <property>
      <code value="internalId"/>
      <valueCode value="22652"/>
    </property>
  </concept>
  <concept>
    <code value="VER"/>
    <display value="Verified by system"/>
    <definition value="**Description:** The identifier was not issued by the system responsible for constructing the instance, but the system that captured the id has verified the identifier with the issuing authority, or with another system that has verified the identifier."/>
    <property>
      <code value="status"/>
      <valueCode value="retired"/>
    </property>
    <property>
      <code value="synonymCode"/>
      <valueCode value="VRF"/>
    </property>
    <property>
      <code value="internalId"/>
      <valueCode value="22652"/>
    </property>
  </concept>
</CodeSystem>