HL7 v2.5.1 Vocabulary
0.1.0 - ci-build

HL7 v2.5.1 Vocabulary, published by HL7/FO. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/frankoemig/hl7.v2.terminology.v251/ and changes regularly. See the Directory of published versions

## CodeSystem: Military Rank/Grade (2.5.1 - 2.0.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/militaryRank-Grade | Version: 2.0.0
Active as of 2026-01-27 | Computable Name: MilitaryRank-Grade
Other Identifiers: OID:2.16.840.1.113883.18.63
Copyright/Legal: HL7 Inc., 2026

Code system of concepts which specify the military rank/grade of the patient. Used in HL7 Version 2.x messaging in the PD1 segment.

This Code system is referenced in the content logical definition of the following value sets:

- Hl7VSmilitaryRank-Grade

Properties

This code system defines the following properties for its concepts

Name | Code | URI | Type | Description
versionIntroduced | versionIntroduced | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced | string | version when was this code introduced
versionDeprecated | versionDeprecated | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated | string | version when was this code deprecated
status | status | http://hl7.org/fhir/concept-properties#status | code | A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired
comment | comment | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment | string | A string that provides additional detail pertinent to the use or understanding of the concept
usage | usage | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage | string | usage notes for this code
modified | modified | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified | dateTime | date of last modification

Concepts

This case-sensitive code system `http://terminology.hl7.org/v2plusvocab/CodeSystem/militaryRank-Grade` defines the following codes:

Code | Display | Definition | versionIntroduced | modified
E1 | Enlisted 1 | Enlisted | 2.3.1 | 2016-01-04
E2 | Enlisted 2 | Enlisted | 2.3.1 | 2016-01-04
E3 | Enlisted 3 | Enlisted | 2.3.1 | 2016-01-04
E4 | Enlisted 4 | Enlisted | 2.3.1 | 2016-01-04
E5 | Enlisted 5 | Enlisted | 2.3.1 | 2016-01-04
E6 | Enlisted 6 | Enlisted | 2.3.1 | 2016-01-04
E7 | Enlisted 7 | Enlisted | 2.3.1 | 2016-01-04
E8 | Enlisted 8 | Enlisted | 2.3.1 | 2016-01-04
E9 | Enlisted 9 | Enlisted | 2.3.1 | 2016-01-04
O1 | Officers 1 | Officers | 2.3.1 | 2016-01-04
O2 | Officers 2 | Officers | 2.3.1 | 2016-01-04
O3 | Officers 3 | Officers | 2.3.1 | 2016-01-04
O4 | Officers 4 | Officers | 2.3.1 | 2016-01-04
O5 | Officers 5 | Officers | 2.3.1 | 2016-01-04
O6 | Officers 6 | Officers | 2.3.1 | 2016-01-04
O7 | Officers 7 | Officers | 2.3.1 | 2016-01-04
O8 | Officers 8 | Officers | 2.3.1 | 2016-01-04
O9 | Officers 9 | Officers | 2.3.1 | 2016-01-04
W1 | Warrant Officers 1 |  | 2.3.1 | 2016-01-04
W2 | Warrant Officers 2 |  | 2.3.1 | 2016-01-04
W3 | Warrant Officers 3 |  | 2.3.1 | 2016-01-04
W4 | Warrant Officers 4 |  | 2.3.1 | 2016-01-04