| # | | Name | Source | Ver | Description |
| 1 | | Extension - RelatedPerson Birth Place - Vital Records | hl7.fhir.us.vr-common-library#current | R4 | This Extension profile represents the registered place of birth for the related person. A system may use the address.text if it doesn't store the birthPlace address in discrete elements. |
| 2 | | Extension - RelatedPerson Deceased - Vital Records | hl7.fhir.us.vr-common-library#current | R4 | This Extension profile represents the deceased indicator for a RelatedPerson. Deceased date/time is preferred. |
| 3 | | Extension UK Core Contact Preference | fhir.r4.ukcore.stu1#1.0.4 | R4 | The preferred method of contact, contact times and written communication format given by a Patient or Related Person. |
| 4 | | Extension UK Core Copy Correspondence Indicator | fhir.r4.ukcore.stu1#1.0.4 | R4 | Indicates that a Patient contact or RelatedPerson SHALL be copied in to Patient correspondence. |
| 5 | | NZ Ethnicity | fhir.org.nz.ig.base#current | R4 | The ethnic group or groups that a person identifies with or feels they belong to. Ethnicity is a measure of cultural affiliation as opposed to race, ancestry, nationality or citizen. Ethnicity is self-perceived and a person can belong to more than one group.
The Stats New Zealand standard can be found [here](http://aria.stats.govt.nz/aria/#ClassificationView:uri=http://stats.govt.nz/cms/ClassificationVersion/YVqOcFHSlguKkT17). |
| 6 | | Nz_iwi | fhir.org.nz.ig.base#current | R4 | Persons Iwi affiliation |
| 7 | | US Core Ethnicity Extension | hl7.fhir.us.core#current | R4 | Concepts classifying the person into a named category of humans sharing common history, traits, geographical origin or nationality. The ethnicity codes used to represent these concepts are based upon the [CDC ethnicity and Ethnicity Code Set Version 1.0](http://www.cdc.gov/phin/resources/vocabulary/index.html) which includes over 900 concepts for representing race and ethnicity of which 43 reference ethnicity. The ethnicity concepts are grouped by and pre-mapped to the 2 OMB ethnicity categories: - Hispanic or Latino - Not Hispanic or Latino. |
| 8 | | US Core Gender Identity Extension | hl7.fhir.us.core#current | R4 | This extension represents an individual's sense of being a man, woman, boy, girl, nonbinary, or something else, ascertained by asking them what that identity is. Systems requiring multiple gender identities and associated dates **SHOULD** use the FHIR R5 [genderIdentity extension](http://hl7.org/fhir/extensions/StructureDefinition-individual-genderIdentity.html). When future versions of US Core are based on FHIR R5, the FHIR R5 extension will supersede this extension. |
| 9 | | US Core Race Extension | hl7.fhir.us.core#current | R4 | Concepts classifying the person into a named category of humans sharing common history, traits, geographical origin or nationality. The race codes used to represent these concepts are based upon the [CDC Race and Ethnicity Code Set Version 1.0](http://www.cdc.gov/phin/resources/vocabulary/index.html#3) which includes over 900 concepts for representing race and ethnicity of which 921 reference race. The race concepts are grouped by and pre-mapped to the 5 OMB race categories:
- American Indian or Alaska Native
- Asian
- Black or African American
- Native Hawaiian or Other Pacific Islander
- White. |
| 10 | | US Core Tribal Affiliation Extension | hl7.fhir.us.core#current | R4 | This Extension profile represents a tribe or band with which a person associates and, optionally, whether they are enrolled. |
| 11 | | US Public Health Gender Identity Extension | hl7.fhir.us.ecr#current | R4 | An individual's personal sense of being a man, woman, boy, girl, nonbinary, or something else. This represents an individual’s identity, ascertained by asking them what that identity is. This is a copy of the draft FHIR individual-genderIdentity extension (http://hl7.org/fhir/StructureDefinition/individual-genderIdentity). |