<?xml version="1.0" encoding="UTF-8"?><NamingSystem xmlns="http://hl7.org/fhir"><id value="USEIN"/><text><status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: NamingSystem USEIN</b></p><a name="USEIN"> </a><a name="hcUSEIN"> </a><a name="USEIN-en-US"> </a><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 --&gt; (ongoing)</td><td>This is the URL endorsed by the HTA and is considered authoritative.</td></tr></table></div></text><url value="http://terminology.hl7.org/NamingSystem/USEIN"/><version value="1.0.0"/><name value="USEIN"/><title value="United States Employer Identification Number"/><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>