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: Appointment Type Codes (2.5.1 - 1.0.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/appointmentType | Version: 1.0.0
Active as of 2026-01-27 | Computable Name: AppointmentType
Other Identifiers: OID:2.16.840.1.113883.18.170
Copyright/Legal: HL7 Inc., 2026

Code system of concepts used in an appointment request to describe the kind of appointment. Used in HL7 Version 2.x messaging in the ARQ segment.

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

- Hl7VSappointmentTypeCodes

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-insensitive code system `http://terminology.hl7.org/v2plusvocab/CodeSystem/appointmentType` defines the following codes:

Code | Display | Definition | versionIntroduced
Complete | A request to add a completed appointment, used to maintain records of completed appointments that did not appear in the schedule (e.g., STAT, walk-in, etc.) | A request to add a completed appointment, used to maintain records of completed appointments that did not appear in the schedule (e.g., STAT, walk-in, etc.) | 2.3
Normal | Routine schedule request type - default if not valued | Routine schedule request type - default if not valued | 2.3
Tentative | A request for a tentative (e.g., "penciled in") appointment | A request for a tentative (e.g., "penciled in") appointment | 2.3