A31.0

Pulmonary mycobacterial infection

Risk-adjusting (HCC)Billable code

HCC risk adjustment mapping

CMS-HCC V28

HCC6

Opportunistic Infections

CMS-HCC ESRD V24

HCC6

Opportunistic Infections

RxHCC V08

RXHCC5

Opportunistic Infections

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

This code · A31.0
Synonyms

Infection due to Mycobacterium avium Infection due to Mycobacterium intracellulare [Battey bacillus] Infection due to Mycobacterium kansasii

Inherited from A31Infection due to other mycobacteria
Excludes 2

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

Inherited from chapter 1Certain infectious and parasitic diseases
Includes

diseases generally recognized as communicable or transmissible

Excludes 1

certain localized infections - see body system-related chapters

Excludes 2

carrier or suspected carrier of infectious disease (Z22.-) infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-) infectious and parasitic diseases specific to the perinatal period (P35-P39) influenza and other acute respiratory infections (J00-J22)

Use additional

code to identify resistance to antimicrobial drugs (Z16.-)

Official Guidelines for A31.0

FY 2026 ›