| # | Name | Source | Ver | Description | |
| 1 | Auxiliary State Identifier1 | hl7.fhir.us.vrdr#current | R4 | An identifier associated by the submitting jurisdiction with a specific death certificate number. Twelve digit number. | |
| 2 | Auxiliary State Identifier1 | hl7.fhir.us.vrsandbox#current | R4 | An identifier associated by the submitting jurisdiction with a specific death certificate number. Twelve digit number. | |
| 3 | Auxiliary State Identifier2 | hl7.fhir.us.vrdr#current | R4 | An identifier associated by the submitting jurisdiction with a specific death certificate number. Twelve digit number. | |
| 4 | Auxiliary State Identifier2 | hl7.fhir.us.vrsandbox#current | R4 | An identifier associated by the submitting jurisdiction with a specific death certificate number. Twelve digit number. | |
| 5 | Certificate Number | hl7.fhir.us.vrsandbox#current | R4 | Death certificate number. Six digit number. Leading zeroes are optional. | |
| 6 | Certificate Number | hl7.fhir.us.vrdr#current | R4 | Death certificate number. Six digit number. Leading zeroes are optional. | |
| 7 | HL7 V2 Assigning Authority | hl7.fhir.au.base#current | R4 | This extension applies to the [Identifier](http://hl7.org/fhir/datatypes.html#identifier) data type and is used to represent HL7 V2 assigning authority details for HL7 V2 identification for routing. | |
| 8 | ID Check digit | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | allow for a check digit and a check digit scheme to be conveyed as part of Identifier. The rules of the ID Type determine if the check digit is part of the ID value or sent separately. | |
| 9 | Identifier Routability | hl7.fhir.au.base#current | R4 | This extension applies to the [Identifier](http://hl7.org/fhir/datatypes.html#identifier) data type. Identifier routability preferences for an asserter. | |
| 10 | IdentifierJurisdiction | hl7.fhir.us.davinci-pas#current | R4 | An additional element that provides the assigning jurisdiction of the identifier (i.e. provider state license number or state driver's license) so that it does not need to be mapped from the identifier system. | |
| 11 | IdentifierSubDepartment | hl7.fhir.us.davinci-pas#current | R4 | An additional element that provides a further subdivision within the organization granting the identifier. | |
| 12 | IHI Record Status | hl7.fhir.au.base#current | R4 | This extension applies to the [Identifier](http://hl7.org/fhir/datatypes.html#identifier) data type and is used to indicate whether verification of the Individual Healthcare Identifier (IHI) has occurred and is based on the evidence available for a person’s identity. | |
| 13 | IHI Status | hl7.fhir.au.base#current | R4 | This extension applies to the [Identifier](http://hl7.org/fhir/datatypes.html#identifier) data type and is used to represent the status of the associated Individual Healthcare Identifier (IHI) and indicates whether the status of the IHI is active or otherwise. | |
| 14 | IHI Verification Date | hl7.fhir.au.base#current | R4 | This extension applies to the [Identifier](http://hl7.org/fhir/datatypes.html#identifier) data type and is used to represent the date, and optionally time, that the IHI was verified with HI Services. This is not the date that it was created by the HI Services, but when it was checked. This is often required to know how recently the identifier was checked, and if it must be re-verified before using it. | |
| 15 | NatlDirEndpointQry Identifier Status | hl7.fhir.us.directory-query#current | R4 | Describes the status of an identifier | |
| 16 | NDH Identifier Status | hl7.fhir.us.ndh#current | R4 | Describes the status of an identifier | |
| 17 | NDH Identifier Status | hl7.fhir.us.davinci-pdex#current | R4 | Describes the status of an identifier | |
| 18 | OpenMRS Patient Identifier Location | openmrs.fhir.core#current | R4 | OpenMRS location for which this identifier is valid | |
| 19 | Rendered Value | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Provides a rendered version of the value intended for human display. For example, a sensitive identifier (e.g. social security number) partially obscured by asterisks; a drivers licence number with dashes inserted; a date formatted as MMM dd, yyyy; etc. | |
| 20 | Valid date | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Indicates a date on which this identifier value was deemed to apply to this instance. | |
| 21 | VhDir Identifier Status | hl7.fhir.uv.vhdir#current | R4 | Describes the status of an identifier |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | |
| Extension | D | D | D | D | C D | C I D | D | D | C D | C D | C D | C D | D | D | D | C D | C D | C D | |||
| Extension.valueCode | C D B M | ||||||||||||||||||||
| Extension.extension | C | C | C | C | C | C | S C D (4) | C | S C D (4) | C | C | C | C | C | C | C | C | ||||
| Extension.extension.value[x] | (3) | C (3) | |||||||||||||||||||
| Extension.extension.url | F (3) | F (3) | |||||||||||||||||||
| Extension.url | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F | F |
| Extension.value[x] | C | C | C | C | C | C | C | C | C | B M | C D B M | C D B M | C D | S C | C B M | C B M | C | C | S C D B M |
Produced 08 Sep 2023