| Defining URL | http://terminology.hl7.org/NamingSystem/USEIN |
| Name | USEIN |
| Status | active |
| Definition | An Employer Identification Number (EIN) is also known as a Federal Tax Identification Number, and is used to identify a business entity. |
| Type | Value | Preferred | Period | Comment |
| OID | 2.16.840.1.113883.4.4 | true | ||
| URI | urn:oid:2.16.840.1.113883.4.4 | true | 2022-06-02 --> (ongoing) | This is the URL endorsed by the HTA and is considered authoritative. |