# International Classification of Diseases, Version 9 - Clinical Modification (ICD9CM)

> The ICD is the international standard diagnostic classification for all general epidemiological,...

- Page: https://library.schematica.io/model/5e4b60574a5e4137a6ebc1e064b1dbc2
- Model type: Ontology
- License: Commercial
- Access type: Free
- Access method: Download
- Model size: Huge
- Formats: UMLS
- External link: https://bioportal.bioontology.org/ontologies/ICD9CM
- Contact: Patricia Brooks (pbrooks@hcfa.gov)
- Listed in library: 2025-06-12
- Last updated: 2024-08-29

## Description

## Ontology Info

| Field | Value |
|-------|-------|
| Acronyme | ICD9CM |
| Description | The ICD is the international standard diagnostic classification for all general epidemiological, many health management purposes and clinical use. |
| Format | UMLS |
| Categories |  |
| Groups | Unified Medical Language System, WHO Family of International Classifications |

## Metrics

| Metric | Value |
|--------|-------|
| Classes | 22,533 |
| Individuals | 0 |
| Properties | 7 |
| Max Depth | 7 |
| Max Child Count | 21 |
| Average Child Count | 5 |
| Classes With One Child | 38 |
| Classes With More Than 25 Children | 0 |
| Classes With No Definition | 22,533 |

## Projects using ICD9CM

- [PractiKPharma](https://bioportal.bioontology.org/projects/PractiKPharma)
- [Nomenclature for Anatomic Pathology](https://bioportal.bioontology.org/projects/NAP)
- [Lexigram](https://bioportal.bioontology.org/projects/lexigram)
- [DisGeNET-RDF](https://bioportal.bioontology.org/projects/DisGeNET-RDF)
- [Panacea](https://bioportal.bioontology.org/projects/Panacea)

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Source: https://library.schematica.io/model/5e4b60574a5e4137a6ebc1e064b1dbc2