HL7 v2.8 Vocabulary
0.1.0 - ci-build

HL7 v2.8 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.v28/ and changes regularly. See the Directory of published versions

## CodeSystem: Adjustment Category Code (2.8 - 1.0.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/adjustmentCategory | Version: 1.0.0
Active as of 2026-01-27 | Computable Name: AdjustmentCategory
Other Identifiers: OID:2.16.840.1.113883.18.366
Copyright/Legal: HL7 Inc., 2026

Code system of concepts used to specify the category of adjustment and is used to assist in determining which table is used for Adjustment Reason. Used in the Adjustment (ADJ) segment in HL7 Version 2.x messaging.

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

- Hl7VSadjustmentCategoryCode

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/adjustmentCategory` defines the following codes:

Code | Display | Definition | versionIntroduced | usage
EA | Edit/Adjudication Response | Edit/Adjudication Response | 2.6 | Payer adjustment
IN | Information | Information | 2.6 | Payer adjustment
PA | Provider Adjustment | Provider Adjustment | 2.6 | Provider adjustment
PR | Processing Result | Processing Result | 2.6 | Payer adjustment