---
type: "valueset"
title: "US Core Birth Sex Value Set"
valueset: "us-core-birthsex"
---
# US Core Birth Sex Value Set

- **Official URL**: http://hl7.org/fhir/ValueSet/us-core-birthsex
- **Version**: 3.1.0
- **Status**: active
- **Name**: USCoreBirthSexVS
- **Title**: US Core Birth Sex Value Set
- **Publisher**: US Realm Steering Committee
- **Description**: Codes for assigning sex at birth as specified by the [Office of the National Coordinator for Health IT (ONC)](https://www.healthit.gov/newsroom/about-onc)

## Content (Compose)

- **System**: http://terminology.hl7.org/CodeSystem/v3-AdministrativeGender | **Concepts**: F, M
- **System**: http://terminology.hl7.org/CodeSystem/v3-NullFlavor | **Concepts**: UNK

## ValueSet XML



```xml
<?xml version="1.0" encoding="UTF-8"?>

<ValueSet xmlns="http://hl7.org/fhir">
  <id value="us-core-birthsex"/>
  <url value="http://hl7.org/fhir/ValueSet/us-core-birthsex"/>
  <identifier>
    <system value="urn:ietf:rfc:3986"/>
    <value value="urn:oid:2.16.840.1.113883.4.642.3.2990"/>
  </identifier>
  <version value="3.1.0"/>
  <name value="USCoreBirthSexVS"/>
  <title value="US Core Birth Sex Value Set"/>
  <status value="active"/>
  <experimental value="true"/>
  <date value="2016-08-10"/>
  <publisher value="US Realm Steering Committee"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="http://hl7.org/fhir"/>
    </telecom>
  </contact>
  <description value="Codes for assigning sex at birth as specified by the [Office of the National Coordinator for Health IT (ONC)](https://www.healthit.gov/newsroom/about-onc)"/>
  <compose>
    <include>
      <system value="http://terminology.hl7.org/CodeSystem/v3-AdministrativeGender"/>
      <concept>
        <code value="F"/>
        <display value="Female"/>
      </concept>
      <concept>
        <code value="M"/>
        <display value="Male"/>
      </concept>
    </include>
    <include>
      <system value="http://terminology.hl7.org/CodeSystem/v3-NullFlavor"/>
      <concept>
        <code value="UNK"/>
        <display value="Unknown"/>
      </concept>
    </include>
  </compose>
</ValueSet>
```