ICD-10-CM · Chapter 1 · A00-B99
B81 Other intestinal helminthiases, not elsewhere classified
6 subcodes
Block: Helminthiases (B65-B83)
Excludes 1 (cannot be coded together)
- angiostrongyliasis due to:
- Angiostrongylus cantonensis (B83.2)
- Parastrongylus cantonensis (B83.2)
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
| B81..0 | Anisakiasis | Yes |
| B81..1 | Intestinal capillariasis | Yes |
| B81..2 | Trichostrongyliasis | Yes |
| B81..3 | Intestinal angiostrongyliasis | Yes |
| B81..4 | Mixed intestinal helminthiases | Yes |
| B81..8 | Other specified intestinal helminthiases | Yes |
Last reviewed: September 2026