# HCPCS modifiers (HCPCS-mod)

> Modifiers denote that a certain procedure/service has been altered by a particular circumstance,...

- Page: https://library.schematica.io/model/3b5fce5f69bb4efb83223becd36e475c
- Model type: Ontology
- License: CC BY 4.0
- Access type: Free
- Access method: Download
- Model size: Small
- Formats: OWL
- Domains: Healthcare
- Audiences: Researcher
- External link: https://bioportal.bioontology.org/ontologies/HCPCS-mod
- Contact: Natasha Noy (noy@stanford.edu)
- Listed in library: 2025-06-12
- Last updated: 2025-09-10

## Description

## Ontology Info

| Field | Value |
|-------|-------|
| Acronyme | HCPCS-mod |
| Description | Modifiers denote that a certain procedure/service has been altered by a particular circumstance, but not changed in its definition, therefore the same code is used and a modifier is added to denote what has been altered. |
| Format | OWL |
| Categories |  |
| Groups |  |

## Metrics

| Metric | Value |
|--------|-------|
| Classes | 11 |
| Individuals | 7 |
| Properties | 18 |
| Max Depth | 0 |
| Max Child Count | 10 |
| Average Child Count | 5 |
| Classes With One Child | 1 |
| Classes With More Than 25 Children | 0 |
| Classes With No Definition | 7 |

## Projects using HCPCS-mod

No projects using HCPCS-mod

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Source: https://library.schematica.io/model/3b5fce5f69bb4efb83223becd36e475c