ICD-10-CM · Chapter 1 · A00-B99
A31 Infection due to other mycobacteria
5 subcodes
Block: Other bacterial diseases (A30-A49)
Excludes 2 (not included here)
- leprosy (A30.-)
- tuberculosis (A15-A19)
Subcodes
Each subcode links to a detail page with full clinical annotations.
| Code | Description | Billable |
| A31..0 | Pulmonary mycobacterial infection | Yes |
| A31..1 | Cutaneous mycobacterial infection | Yes |
| A31..2 | Disseminated mycobacterium avium-intracellulare complex (DMAC) | Yes |
| A31..8 | Other mycobacterial infections | Yes |
| A31..9 | Mycobacterial infection, unspecified | Yes |
Last reviewed: September 2026