# Adjustment Category Code (2.8.2 - 1.0.0) - HL7 v2.8.2 Vocabulary v0.2.0

* [**Table of Contents**](toc.md)
* [**Artifacts Summary**](artifacts.md)
* **Adjustment Category Code (2.8.2 - 1.0.0)**

## CodeSystem: Adjustment Category Code (2.8.2 - 1.0.0) (Experimental) 

| | |
| :--- | :--- |
| *Official URL*:http://terminology.hl7.org/v2plusvocab/CodeSystem/adjustmentCategory | *Version*:1.0.0 |
| Active as of 2026-03-13 | *Computable Name*:AdjustmentCategory |
| *Other Identifiers:*OID:2.16.840.1.113883.18.366, urn:ietf:rfc:3986#Uniform Resource Identifier (URI)#http://terminology.hl7.org/v2plusvocab/CodeSystem/v2-0564 | |
| **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](ValueSet-hl7VSadjustmentCategoryCode.md)



## Resource Content

```json
{
  "resourceType" : "CodeSystem",
  "id" : "adjustmentCategory",
  "extension" : [{
    "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-v2versionCreated",
    "valueString" : "2.8.2"
  },
  {
    "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-versionHistory",
    "valueString" : "generate correct history somehow"
  },
  {
    "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-tableNo",
    "valueString" : "0564"
  }],
  "url" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/adjustmentCategory",
  "identifier" : [{
    "system" : "urn:ietf:rfc:3986",
    "value" : "urn:oid:2.16.840.1.113883.18.366"
  },
  {
    "system" : "urn:ietf:rfc:3986",
    "value" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/v2-0564"
  }],
  "version" : "1.0.0",
  "name" : "AdjustmentCategory",
  "title" : "Adjustment Category Code (2.8.2 - 1.0.0)",
  "status" : "active",
  "experimental" : true,
  "date" : "2026-03-13T11:11:43+00:00",
  "publisher" : "HL7/FO",
  "contact" : [{
    "name" : "HL7/FO",
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org"
    }]
  }],
  "description" : "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.",
  "copyright" : "HL7 Inc., 2026",
  "caseSensitive" : true,
  "compositional" : false,
  "content" : "complete",
  "property" : [{
    "code" : "versionIntroduced",
    "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced",
    "description" : "version when was this code introduced",
    "type" : "string"
  },
  {
    "code" : "versionDeprecated",
    "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated",
    "description" : "version when was this code deprecated",
    "type" : "string"
  },
  {
    "code" : "status",
    "uri" : "http://hl7.org/fhir/concept-properties#status",
    "description" : "A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired",
    "type" : "code"
  },
  {
    "code" : "comment",
    "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment",
    "description" : "A string that provides additional detail pertinent to the use or understanding of the concept",
    "type" : "string"
  },
  {
    "code" : "usage",
    "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage",
    "description" : "usage notes for this code",
    "type" : "string"
  },
  {
    "code" : "modified",
    "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified",
    "description" : "date of last modification",
    "type" : "dateTime"
  }],
  "concept" : [{
    "code" : "EA",
    "display" : "Edit/Adjudication Response",
    "definition" : "Edit/Adjudication Response",
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.6"
    }]
  },
  {
    "code" : "IN",
    "display" : "Information",
    "definition" : "Information",
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.6"
    }]
  },
  {
    "code" : "PA",
    "display" : "Provider Adjustment",
    "definition" : "Provider Adjustment",
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.6"
    }]
  },
  {
    "code" : "PR",
    "display" : "Processing Result",
    "definition" : "Processing Result",
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.6"
    }]
  }]
}

```
