HL7 Terminology (THO)
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This page is part of the HL7 Terminology (v5.1.0: Release) based on FHIR R4. The current version which supercedes this version is 5.2.0. For a full list of available versions, see the Directory of published versions

: universalIdType - XML Representation

Active as of 2019-12-01

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<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="v2-0301"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><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>status</td><td>http://terminology.hl7.org/CodeSystem/utg-concept-properties#status</td><td>code</td><td>Status of the concept</td></tr><tr><td>deprecated</td><td>http://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-table-deprecated</td><td>code</td><td>Version of HL7 in which the code was deprecated</td></tr><tr><td>v2-concComment</td><td>http://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-concComment</td><td>string</td><td>V2 Concept Comment</td></tr><tr><td>v2-concCommentAsPub</td><td>http://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-concCommentAsPub</td><td>string</td><td>V2 Concept Comment As Published</td></tr><tr><td>HL7usageNotes</td><td>http://terminology.hl7.org/CodeSystem/utg-concept-properties#HL7usageNotes</td><td>string</td><td>HL7 Concept Usage Notes</td></tr></table><p><b>Concepts</b></p><p>This code system <code>http://terminology.hl7.org/CodeSystem/v2-0301</code> defines the following codes:</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>V2 Concept Comment</b></td><td><b>V2 Concept Comment As Published</b></td><td><b>HL7 Concept Usage Notes</b></td></tr><tr><td style="white-space:nowrap">CAP<a name="v2-0301-CAP"> </a></td><td>College of American Pathologist Accreditation Number</td><td>Allows for the ability to designate organization identifier as a &quot;CAP&quot; assigned number (for labs)</td><td>Use to identify assigning authority IDs, when an OID is not available.</td><td/><td/></tr><tr><td style="white-space:nowrap">CLIA<a name="v2-0301-CLIA"> </a></td><td>Clinical Laboratory Improvement Amendments</td><td>Clinical Laboratory Improvement Amendments. Allows for the ability to designate organization identifier as a &quot;CLIA&quot; assigned number (for labs)</td><td>Allows for the ability to designate organization identifier as a “CLIA” assigned number (for labs)</td><td/><td/></tr><tr><td style="white-space:nowrap">CLIP<a name="v2-0301-CLIP"> </a></td><td>Clinical laboratory Improvement Program</td><td>Clinical laboratory Improvement Program. Allows for the ability to designate organization identifier as a &quot;CLIP&quot; assigned number (for labs).  Used by US Department of Defense.</td><td>Allows for the ability to designate organization identifier as a “CLIP” assigned number (for labs).  Used by US Department of Defense.</td><td/><td/></tr><tr><td style="white-space:nowrap">DNS<a name="v2-0301-DNS"> </a></td><td>Domain Name System</td><td>An Internet host name, in accordance with RFC 1035; or an IP address. Either in ASCII or as integers, with periods between components (&quot;dotted&quot; notation).</td><td>An Internet host name, in accordance with RFC 1035; or an IP address. Either in ASCII or as integers, with periods between components (“dotted” notation).</td><td/><td/></tr><tr><td style="white-space:nowrap">EUI64<a name="v2-0301-EUI64"> </a></td><td>IEEE 64-bit Extended Unique Identifier</td><td>IEEE 64-bit Extended Unique Identifier is comprised of a  24-bit company identifier and a 40-bit instance identifier.  The value shall be formatted as 16 ASCII HEX digits, for example, “AABBCC1122334455”.  The 24-bit company identifier, formally known as Organizationally Unique Identifier (OUI-24), is guaranteed to be globally unique.  The 40-bit extensions are assigned by manufacturers.  This identifier is often used in equipment interfaces (e.g., “MAC” address format for IPv4 &amp; IPv6).  [See http://standards.ieee.org/regauth/oui/tutorials/EUI64.html for a detailed explanation of the format.]</td><td>IEEE 64-bit Extended Unique Identifier is comprised of a  24-bit company identifier and a 40-bit instance identifier.  The value shall be formatted as 16 ASCII HEX digits, for example, “AABBCC1122334455”.  The 24-bit company identifier, formally known as Organizationally Unique Identifier (OUI-24), is guaranteed to be globally unique.  The 40-bit extensions are assigned by manufacturers.  This identifier is often used in equipment interfaces (e.g., “MAC” address format for IPv4 &amp; IPv6).  [See http://standards.ieee.org/regauth/oui/tutorials/EUI64.htmlfor a detailed explanation of the format.]OUI-24 values are administered by the IEEE Registration Authority.</td><td>OUI-24 values are administered by the IEEE Registration Authority.</td><td/></tr><tr><td style="white-space:nowrap">GUID<a name="v2-0301-GUID"> </a></td><td>globally unique identifier</td><td>Same as UUID.</td><td>Same as UUID. Retained for backward compatibility only as of v2.7; use UUID instead</td><td>Retained for backward compatibility only as of v2.7; use UUID instead</td><td/></tr><tr><td style="white-space:nowrap">HCD<a name="v2-0301-HCD"> </a></td><td>CEN Healthcare Coding Identifier</td><td>The CEN Healthcare Coding Scheme Designator</td><td>The CEN Healthcare Coding Scheme Designator. Retained for backward compatibility only as of v2.7; does not identify Assigning Authorities</td><td>Retained for backward compatibility only as of v2.7; does not identify Assigning Authorities</td><td/></tr><tr><td style="white-space:nowrap">HL7<a name="v2-0301-HL7"> </a></td><td>HL7 registration schemes</td><td>HL7 registration schemes</td><td>Retained for backward compatibility only as of v2.7; HL7 assigns ISO OIDs for Assigning Authorities</td><td>Retained for backward compatibility only as of v2.7; HL7 assigns ISO OIDs for Assigning Authorities</td><td/></tr><tr><td style="white-space:nowrap">ISO<a name="v2-0301-ISO"> </a></td><td>ISO Object Identifier</td><td>An International Standards Organization Object Identifier (OID), in accordance with ISO/IEC 8824.  Formatted as decimal digits separated by periods; recommended limit of 64 characters</td><td>An International Standards Organization Object Identifier (OID), in accordance with ISO/IEC 8824.  Formatted as decimal digits separated by periods; recommended limit of 64 characters</td><td/><td/></tr><tr><td style="white-space:nowrap">L<a name="v2-0301-L"> </a></td><td>Local</td><td>These are reserved for locally defined coding schemes.</td><td>Locally defined coding entity identifier.Retained for backward compatibility only as of v 2.8</td><td/><td/></tr><tr><td style="white-space:nowrap">L,M,N<a name="v2-0301-L.44M.44N"> </a></td><td>Local</td><td>These are reserved for locally defined coding schemes.</td><td>Locally defined coding entity identifier.Retained for backward compatibility only as of v 2.8</td><td>Retained for backward compatibility only as of v 2.8</td><td/></tr><tr><td style="white-space:nowrap">M<a name="v2-0301-M"> </a></td><td>Local</td><td>These are reserved for locally defined coding schemes.</td><td>Locally defined coding entity identifier.Retained for backward compatibility only as of v 2.8</td><td/><td/></tr><tr><td style="white-space:nowrap">N<a name="v2-0301-N"> </a></td><td>Local</td><td>These are reserved for locally defined coding schemes.</td><td>Locally defined coding entity identifier.Retained for backward compatibility only as of v 2.8</td><td/><td/></tr><tr><td style="white-space:nowrap">NPI<a name="v2-0301-NPI"> </a></td><td>US National Provider Identifier</td><td>Allows for the ability to designate organization identifier as a &quot;NPI&quot; assigned number (lab, any medical provider, can be a person or an organization)</td><td>Use to identify assigning authority IDs, when an OID is not available.  Especially important in the CNN datatype. Namespace maintained and published in the US.</td><td/><td/></tr><tr><td style="white-space:nowrap">Random<a name="v2-0301-Random"> </a></td><td>Random</td><td>Usually a base64 encoded string of random bits.&lt;p&gt;Note: Random IDs are typically used for instance identifiers, rather than an identifier of an Assigning Authority that issues instance identifiers</td><td>Usually a base64 encoded string of random bits.Retained for backward compatibility only as of v2.7; equivalent to a locally defined entity identifier scheme; use L. M, or N instead. Note: Random IDs are typically used for instance identifiers, rather than an identifier of an Assigning Authority that issues instance identifiers</td><td>Retained for backward compatibility only as of v2.7; equivalent to a locally defined entity identifier scheme; use L. M, or N instead.</td><td>Retained for backward compatibility only as of v2.7; equivalent to a locally defined entity identifier scheme; use L. M, or N instead.</td></tr><tr><td style="white-space:nowrap">URI<a name="v2-0301-URI"> </a></td><td>Uniform Resource Identifier</td><td>Uniform Resource Identifier</td><td/><td/><td/></tr><tr><td style="white-space:nowrap">UUID<a name="v2-0301-UUID"> </a></td><td>Universal Unique Identifier</td><td>The DCE Universal Unique Identifier, in accordance with RFC 4122. Recommended format is 32 hexadecimal digits separated by hyphens, in the digit grouping 8-4-4-4-12</td><td>The DCE Universal Unique Identifier, in accordance with RFC 4122. Recommended format is 32 hexadecimal digits separated by hyphens, in the digit grouping 8-4-4-4-12</td><td/><td/></tr><tr><td style="white-space:nowrap">x400<a name="v2-0301-x400"> </a></td><td>X.400 MHS identifier</td><td>An X.400 MHS identifier. Recommended format is in accordance with RFC 1649</td><td>Recommended format is in accordance with RFC 1649</td><td/><td/></tr><tr><td style="white-space:nowrap">x500<a name="v2-0301-x500"> </a></td><td>X500 directory Name</td><td>An X.500 directory name</td><td/><td/><td/></tr></table><p><b>Additional Language Displays</b></p><table class="codes"><tr><td><b>Code</b></td><td><b>Deutsch (German, de)</b></td></tr><tr><td>CAP</td><td></td></tr><tr><td>CLIA</td><td></td></tr><tr><td>CLIP</td><td></td></tr><tr><td>DNS</td><td>Internet-Adresse</td></tr><tr><td>EUI64</td><td></td></tr><tr><td>GUID</td><td>GUID</td></tr><tr><td>HCD</td><td></td></tr><tr><td>HL7</td><td>für HL7 reserviert</td></tr><tr><td>ISO</td><td>ISO-ID</td></tr><tr><td>L</td><td>reserviert für lokale Tabellen</td></tr><tr><td>L,M,N</td><td>reserviert für lokale Tabellen</td></tr><tr><td>M</td><td>reserviert für lokale Tabellen</td></tr><tr><td>N</td><td>reserviert für lokale Tabellen</td></tr><tr><td>NPI</td><td></td></tr><tr><td>Random</td><td>beliebig</td></tr><tr><td>URI</td><td>URI</td></tr><tr><td>UUID</td><td>UUID</td></tr><tr><td>x400</td><td>X.400</td></tr><tr><td>x500</td><td>X.500 Verzeichnis­name</td></tr></table></div>
  </text>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="inm"/>
  </extension>
  <url value="http://terminology.hl7.org/CodeSystem/v2-0301"/>
  <identifier>
    <system value="urn:ietf:rfc:3986"/>
    <value value="urn:oid:2.16.840.1.113883.18.186"/>
  </identifier>
  <version value="2.2.0"/>
  <name value="UniversalIdType"/>
  <title value="universalIdType"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2019-12-01"/>
  <publisher value="HL7, Inc"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://www.hl7.org/"/>
    </telecom>
  </contact>
  <description
               value="HL7-defined code system of types of UID (Universal Identifiers).   Used in HL7 Version 2.x messaging HD and EI datatypes."/>
  <purpose
           value="Underlying Master Code System for V2 table 0301 (Universal ID Type)"/>
  <copyright
             value="Copyright HL7. Licensed under creative commons public domain"/>
  <caseSensitive value="true"/>
  <valueSet value="http://terminology.hl7.org/ValueSet/v2-0301"/>
  <hierarchyMeaning value="is-a"/>
  <compositional value="false"/>
  <versionNeeded value="false"/>
  <content value="complete"/>
  <property>
    <code value="status"/>
    <uri
         value="http://terminology.hl7.org/CodeSystem/utg-concept-properties#status"/>
    <description value="Status of the concept"/>
    <type value="code"/>
  </property>
  <property>
    <code value="deprecated"/>
    <uri
         value="http://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-table-deprecated"/>
    <description value="Version of HL7 in which the code was deprecated"/>
    <type value="code"/>
  </property>
  <property>
    <code value="v2-concComment"/>
    <uri
         value="http://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-concComment"/>
    <description value="V2 Concept Comment"/>
    <type value="string"/>
  </property>
  <property>
    <code value="v2-concCommentAsPub"/>
    <uri
         value="http://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-concCommentAsPub"/>
    <description value="V2 Concept Comment As Published"/>
    <type value="string"/>
  </property>
  <property>
    <code value="HL7usageNotes"/>
    <uri
         value="http://terminology.hl7.org/CodeSystem/utg-concept-properties#HL7usageNotes"/>
    <description value="HL7 Concept Usage Notes"/>
    <type value="string"/>
  </property>
  <concept id="2977">
    <code value="CAP"/>
    <display value="College of American Pathologist Accreditation Number"/>
    <definition
                value="Allows for the ability to designate organization identifier as a &quot;CAP&quot; assigned number (for labs)"/>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="Use to identify assigning authority IDs, when an OID is not available."/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="N"/>
    </property>
  </concept>
  <concept id="2978">
    <code value="CLIA"/>
    <display value="Clinical Laboratory Improvement Amendments"/>
    <definition
                value="Clinical Laboratory Improvement Amendments. Allows for the ability to designate organization identifier as a &quot;CLIA&quot; assigned number (for labs)"/>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="Allows for the ability to designate organization identifier as a “CLIA” assigned number (for labs)"/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2979">
    <code value="CLIP"/>
    <display value="Clinical laboratory Improvement Program"/>
    <definition
                value="Clinical laboratory Improvement Program. Allows for the ability to designate organization identifier as a &quot;CLIP&quot; assigned number (for labs).  Used by US Department of Defense."/>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="Allows for the ability to designate organization identifier as a “CLIP” assigned number (for labs).  Used by US Department of Defense."/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2980">
    <code value="DNS"/>
    <display value="Domain Name System"/>
    <definition
                value="An Internet host name, in accordance with RFC 1035; or an IP address. Either in ASCII or as integers, with periods between components (&quot;dotted&quot; notation)."/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="Internet-Adresse"/>
    </designation>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="An Internet host name, in accordance with RFC 1035; or an IP address. Either in ASCII or as integers, with periods between components (“dotted” notation)."/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2981">
    <code value="EUI64"/>
    <display value="IEEE 64-bit Extended Unique Identifier"/>
    <definition
                value="IEEE 64-bit Extended Unique Identifier is comprised of a  24-bit company identifier and a 40-bit instance identifier.  The value shall be formatted as 16 ASCII HEX digits, for example, “AABBCC1122334455”.  The 24-bit company identifier, formally known as Organizationally Unique Identifier (OUI-24), is guaranteed to be globally unique.  The 40-bit extensions are assigned by manufacturers.  This identifier is often used in equipment interfaces (e.g., “MAC” address format for IPv4 &amp; IPv6).  [See http://standards.ieee.org/regauth/oui/tutorials/EUI64.html for a detailed explanation of the format.]"/>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="IEEE 64-bit Extended Unique Identifier is comprised of a  24-bit company identifier and a 40-bit instance identifier.  The value shall be formatted as 16 ASCII HEX digits, for example, “AABBCC1122334455”.  The 24-bit company identifier, formally known as Organizationally Unique Identifier (OUI-24), is guaranteed to be globally unique.  The 40-bit extensions are assigned by manufacturers.  This identifier is often used in equipment interfaces (e.g., “MAC” address format for IPv4 &amp; IPv6).  [See http://standards.ieee.org/regauth/oui/tutorials/EUI64.htmlfor a detailed explanation of the format.]OUI-24 values are administered by the IEEE Registration Authority."/>
    </property>
    <property>
      <code value="v2-concCommentAsPub"/>
      <valueString
                   value="OUI-24 values are administered by the IEEE Registration Authority."/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2982">
    <code value="GUID"/>
    <display value="globally unique identifier"/>
    <definition value="Same as UUID."/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="GUID"/>
    </designation>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="Same as UUID. Retained for backward compatibility only as of v2.7; use UUID instead"/>
    </property>
    <property>
      <code value="v2-concCommentAsPub"/>
      <valueString
                   value="Retained for backward compatibility only as of v2.7; use UUID instead"/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2983">
    <code value="HCD"/>
    <display value="CEN Healthcare Coding Identifier"/>
    <definition value="The CEN Healthcare Coding Scheme Designator"/>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="The CEN Healthcare Coding Scheme Designator. Retained for backward compatibility only as of v2.7; does not identify Assigning Authorities"/>
    </property>
    <property>
      <code value="v2-concCommentAsPub"/>
      <valueString
                   value="Retained for backward compatibility only as of v2.7; does not identify Assigning Authorities"/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2984">
    <code value="HL7"/>
    <display value="HL7 registration schemes"/>
    <definition value="HL7 registration schemes"/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="für HL7 reserviert"/>
    </designation>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="Retained for backward compatibility only as of v2.7; HL7 assigns ISO OIDs for Assigning Authorities"/>
    </property>
    <property>
      <code value="v2-concCommentAsPub"/>
      <valueString
                   value="Retained for backward compatibility only as of v2.7; HL7 assigns ISO OIDs for Assigning Authorities"/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2985">
    <code value="ISO"/>
    <display value="ISO Object Identifier"/>
    <definition
                value="An International Standards Organization Object Identifier (OID), in accordance with ISO/IEC 8824.  Formatted as decimal digits separated by periods; recommended limit of 64 characters"/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="ISO-ID"/>
    </designation>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="An International Standards Organization Object Identifier (OID), in accordance with ISO/IEC 8824.  Formatted as decimal digits separated by periods; recommended limit of 64 characters"/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2986">
    <code value="L"/>
    <display value="Local"/>
    <definition
                value="These are reserved for locally defined coding schemes."/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="reserviert für lokale Tabellen"/>
    </designation>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="Locally defined coding entity identifier.Retained for backward compatibility only as of v 2.8"/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2987">
    <code value="L,M,N"/>
    <display value="Local"/>
    <definition
                value="These are reserved for locally defined coding schemes."/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="reserviert für lokale Tabellen"/>
    </designation>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="Locally defined coding entity identifier.Retained for backward compatibility only as of v 2.8"/>
    </property>
    <property>
      <code value="v2-concCommentAsPub"/>
      <valueString
                   value="Retained for backward compatibility only as of v 2.8"/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="D"/>
    </property>
  </concept>
  <concept id="2988">
    <code value="M"/>
    <display value="Local"/>
    <definition
                value="These are reserved for locally defined coding schemes."/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="reserviert für lokale Tabellen"/>
    </designation>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="Locally defined coding entity identifier.Retained for backward compatibility only as of v 2.8"/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2989">
    <code value="N"/>
    <display value="Local"/>
    <definition
                value="These are reserved for locally defined coding schemes."/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="reserviert für lokale Tabellen"/>
    </designation>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="Locally defined coding entity identifier.Retained for backward compatibility only as of v 2.8"/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2990">
    <code value="NPI"/>
    <display value="US National Provider Identifier"/>
    <definition
                value="Allows for the ability to designate organization identifier as a &quot;NPI&quot; assigned number (lab, any medical provider, can be a person or an organization)"/>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="Use to identify assigning authority IDs, when an OID is not available.  Especially important in the CNN datatype. Namespace maintained and published in the US."/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="N"/>
    </property>
  </concept>
  <concept id="2991">
    <code value="Random"/>
    <display value="Random"/>
    <definition
                value="Usually a base64 encoded string of random bits.&lt;p&gt;Note: Random IDs are typically used for instance identifiers, rather than an identifier of an Assigning Authority that issues instance identifiers"/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="beliebig"/>
    </designation>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="Usually a base64 encoded string of random bits.Retained for backward compatibility only as of v2.7; equivalent to a locally defined entity identifier scheme; use L. M, or N instead. Note: Random IDs are typically used for instance identifiers, rather than an identifier of an Assigning Authority that issues instance identifiers"/>
    </property>
    <property>
      <code value="v2-concCommentAsPub"/>
      <valueString
                   value="Retained for backward compatibility only as of v2.7; equivalent to a locally defined entity identifier scheme; use L. M, or N instead."/>
    </property>
    <property>
      <code value="HL7usageNotes"/>
      <valueString
                   value="Retained for backward compatibility only as of v2.7; equivalent to a locally defined entity identifier scheme; use L. M, or N instead."/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2992">
    <code value="URI"/>
    <display value="Uniform Resource Identifier"/>
    <definition value="Uniform Resource Identifier"/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="URI"/>
    </designation>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2993">
    <code value="UUID"/>
    <display value="Universal Unique Identifier"/>
    <definition
                value="The DCE Universal Unique Identifier, in accordance with RFC 4122. Recommended format is 32 hexadecimal digits separated by hyphens, in the digit grouping 8-4-4-4-12"/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="UUID"/>
    </designation>
    <property>
      <code value="v2-concComment"/>
      <valueString
                   value="The DCE Universal Unique Identifier, in accordance with RFC 4122. Recommended format is 32 hexadecimal digits separated by hyphens, in the digit grouping 8-4-4-4-12"/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2994">
    <code value="x400"/>
    <display value="X.400 MHS identifier"/>
    <definition
                value="An X.400 MHS identifier. Recommended format is in accordance with RFC 1649"/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="X.400"/>
    </designation>
    <property>
      <code value="v2-concComment"/>
      <valueString value="Recommended format is in accordance with RFC 1649"/>
    </property>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
  <concept id="2995">
    <code value="x500"/>
    <display value="X500 directory Name"/>
    <definition value="An X.500 directory name"/>
    <designation>
      <language value="de"/>
      <use>
        <system
                value="http://terminology.hl7.org/CodeSystem/hl7TermMaintInfra"/>
        <code value="preferredForLanguage"/>
      </use>
      <value value="X.500 Verzeichnis­name"/>
    </designation>
    <property>
      <code value="status"/>
      <valueCode value="A"/>
    </property>
  </concept>
</CodeSystem>