| Name | Value | Comments |
|---|
 abstract | false | |
| baseDefinition | http://hl7.org/fhir/StructureDefinition/Extension | |
| copyright | | |
| date | 2019-05-21T00:00:00+10:00 | 2019-05-21 | |
| description | A code classifying the person's sex assigned at birth as specified by the [Office of the National Coordinator for Health IT (ONC)](https://www.healthit.gov/newsroom/about-onc). This extension aligns with the C-CDA Birth Sex Observation (LOINC 76689-9). | |
| experimental | | |
| fhirVersion | 4.0.1 | |
| jurisdiction | | |
 jurisdiction[0] | urn:iso:std:iso:3166#US | |
| kind | complex-type | |
| name | USCoreBirthSexExtension | |
| publisher | HL7 US Realm Steering Committee | |
| purpose | | |
| status | active | |
| title | US Core Birth Sex Extension | |
| type | Extension | |
| url | http://hl7.org/fhir/us/core/StructureDefinition/us-core-birthsex | |
| version | 3.1.0 | 3.1.1 | |
Extension
extension