A31.2 – Disseminated mycobacterium avium-intracellulare complex (DMAC)

ICD-10-CM 2027 diagnosis code · Other bacterial diseases

Billable code

ICD-10-CM code A31.2

Code: A31.2 (claims format: A312)
Description: Disseminated mycobacterium avium-intracellulare complex (DMAC)
Short description: Dissem mycobacterium avium-intracellulare complex (DMAC)
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 1. Certain infectious and parasitic diseases (A00-B99)
Block: A30-A49 Other bacterial diseases
Parent codes: A31

Notes for A31.2

Applicable to:

MAC sepsis

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

A31 – Infection due to other mycobacteria

Excludes2 (not included here):

leprosy (A30.-)
tuberculosis (A15-A19)

Index terms for A31.2

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in A31

A31.0 – Pulmonary mycobacterial infectionBillable
A31.1 – Cutaneous mycobacterial infectionBillable
A31.8 – Other mycobacterial infectionsBillable
A31.9 – Mycobacterial infection, unspecifiedBillable

Frequently asked questions

What is ICD-10 code A31.2?

A31.2 is the ICD-10-CM code for disseminated mycobacterium avium-intracellulare complex (DMAC), in the block A30-A49 (Other bacterial diseases).

Is A31.2 a billable code?

Yes. A31.2 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does A31.2 belong to?

It belongs to category A31 – Infection due to other mycobacteria.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.