This page is part of the HL7 Terminology (v5.2.0: Release) based on FHIR R4. This is the current published version in its permanent home (it will always be available at this URL). For a full list of available versions, see the Directory of published versions
: null - XML Representation
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<NamingSystem xmlns="http://hl7.org/fhir">
<id value="USEIN"/>
<text>
<status value="generated"/>
<div xmlns="http://www.w3.org/1999/xhtml"><h3>Summary</h3><table class="grid"><tr><td>Defining URL</td><td>http://terminology.hl7.org/NamingSystem/USEIN</td></tr><tr><td>Version</td><td>1.0.0</td></tr><tr><td>Name</td><td>USEIN</td></tr><tr><td>Title</td><td>United States Employer Identification Number</td></tr><tr><td>Status</td><td>active</td></tr><tr><td>Definition</td><td><div><p>An Employer Identification Number (EIN) is also known as a Federal Tax Identification Number, and is used to identify a business entity.</p>
</div></td></tr></table><h3>Identifiers</h3><table class="grid"><tr><td><b>Type</b></td><td><b>Value</b></td><td><b>Preferred</b></td><td><b>Period</b></td><td><b>Comment</b></td></tr><tr><td>OID</td><td>2.16.840.1.113883.4.4</td><td>true</td><td></td><td/></tr><tr><td>URI</td><td>urn:oid:2.16.840.1.113883.4.4</td><td>true</td><td>2022-06-02 --> (ongoing)</td><td>This is the URL endorsed by the HTA and is considered authoritative.</td></tr></table></div>
</text>
<extension
url="http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.url">
<valueUri value="http://terminology.hl7.org/NamingSystem/USEIN"/>
</extension>
<extension
url="http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.version">
<valueString value="1.0.0"/>
</extension>
<extension
url="http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.title">
<valueString value="United States Employer Identification Number"/>
</extension>
<name value="USEIN"/>
<status value="active"/>
<kind value="identifier"/>
<date value="2022-06-13T00:00:00-00:00"/>
<contact>
<name value="U.S. Internal Revenue Service"/>
<telecom>
<system value="url"/>
<value
value="https://www.irs.gov/businesses/small-businesses-self-employed/employer-id-numbers"/>
</telecom>
</contact>
<description
value="An Employer Identification Number (EIN) is also known as a Federal Tax Identification Number, and is used to identify a business entity."/>
<uniqueId>
<type value="oid"/>
<value value="2.16.840.1.113883.4.4"/>
<preferred value="true"/>
</uniqueId>
<uniqueId>
<type value="uri"/>
<value value="urn:oid:2.16.840.1.113883.4.4"/>
<preferred value="true"/>
<comment
value="This is the URL endorsed by the HTA and is considered authoritative."/>
<period>
<start value="2022-06-02"/>
</period>
</uniqueId>
</NamingSystem>