---
id: "orphacode"
kind: "datatype"
status: "draft"
is_pii: false
categories: ["medical"]
langs: ["common"]
quality: 80
url: "http://registry.apicrafter.io/datatype/orphacode"
---

# ORPHAcode (Orphanet rare disease ID) (`orphacode`)

> **Draft.** Draft records have not been reviewed yet and may be incomplete or wrong; do not treat them as authoritative for legal or compliance decisions.

Number of a rare disease or group of diseases in the Orphanet nomenclature. It is often written with the prefix ORPHA:, which this format leaves out.

- Personal data (PII): no
- Categories: Medical/pharma identifiers (medical)
- Countries: global
- Languages: Common to most languages (common)
- Classification: categorical

## Detection

Regular expression (Python `re`):

```
^[1-9]\d{0,5}$
```

## Examples

- `82038` — ataluren
- `723` — pneumocystosis

## Mappings

- bioregistry: `orpha`
- wikidata: `P1550`

## Sources

- wikipedia: <https://en.wikipedia.org/wiki/Orphanet>
- doc: <https://www.orpha.net/>
- wikidata: <https://www.wikidata.org/wiki/Property:P1550>

## Quality

Score 80/100. Missing: negative example, translation, detector coverage.

JSON: <http://registry.apicrafter.io/api/v1/datatypes/orphacode.json> · Edit: <https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/any/medical/orphacode.yaml>