# Outlier Type (2.8.1 - 1.0.0) - HL7 v2.8.1 Vocabulary v0.2.0

* [**Table of Contents**](toc.md)
* [**Artifacts Summary**](artifacts.md)
* **Outlier Type (2.8.1 - 1.0.0)**

## CodeSystem: Outlier Type (2.8.1 - 1.0.0) (Experimental) 

| | |
| :--- | :--- |
| *Official URL*:http://terminology.hl7.org/v2plusvocab/CodeSystem/outlierType | *Version*:1.0.0 |
| Active as of 2026-03-13 | *Computable Name*:OutlierType |
| *Other Identifiers:*OID:2.16.840.1.113883.18.33, urn:ietf:rfc:3986#Uniform Resource Identifier (URI)#http://terminology.hl7.org/v2plusvocab/CodeSystem/v2-0083 | |
| **Copyright/Legal**: HL7 Inc., 2026 | |

 
HL7-defined code system of concepts specifying the type of outlier (i.e. period of care beyond DRG-standard stay in facility) that has been paid. Used in HL7 Vesrion 2.x messaghing in the DRG segment. 

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

* [Hl7VSoutlierType](ValueSet-hl7VSoutlierType.md)



## Resource Content

```json
{
  "resourceType" : "CodeSystem",
  "id" : "outlierType",
  "extension" : [{
    "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-v2versionCreated",
    "valueString" : "2.8.1"
  },
  {
    "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-versionHistory",
    "valueString" : "generate correct history somehow"
  },
  {
    "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-tableNo",
    "valueString" : "0083"
  }],
  "url" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/outlierType",
  "identifier" : [{
    "system" : "urn:ietf:rfc:3986",
    "value" : "urn:oid:2.16.840.1.113883.18.33"
  },
  {
    "system" : "urn:ietf:rfc:3986",
    "value" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/v2-0083"
  }],
  "version" : "1.0.0",
  "name" : "OutlierType",
  "title" : "Outlier Type (2.8.1 - 1.0.0)",
  "status" : "active",
  "experimental" : true,
  "date" : "2026-03-13T11:11:38+00:00",
  "publisher" : "HL7/FO",
  "contact" : [{
    "name" : "HL7/FO",
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org"
    }]
  }],
  "description" : "HL7-defined code system of concepts specifying the type of outlier (i.e. period of care beyond DRG-standard stay in facility) that has been paid.   Used in HL7 Vesrion 2.x messaghing in the DRG segment.",
  "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" : "C",
    "display" : "Outlier cost",
    "definition" : "Outlier cost",
    "property" : [{
      "code" : "versionIntroduced",
      "valueString" : "2.3.1"
    }]
  },
  {
    "code" : "D",
    "display" : "Outlier days",
    "definition" : "Outlier days",
    "property" : [{
      "code" : "versionIntroduced",
      "valueString" : "2.3.1"
    }]
  }]
}

```
