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A31.9 - Mycobacterial infection, unspecified


The ICD 10 Code for Mycobacterial infection, unspecified is listed as A31.9.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: A31.9
Description: Mycobacterial infection, unspecified
  • Atypical mycobacterial infection NOS
  • Mycobacteriosis NOS
Diagnostic Related Groups
(MS-DRG v30.0)
867 - Other Infectious & Parasitic Diseases Diagnoses W Mcc
868 - Other Infectious & Parasitic Diseases Diagnoses W Cc
869 - Other Infectious & Parasitic Diseases Diagnoses W/o Cc/mcc
974 - Hiv W Major Related Condition W Mcc
975 - Hiv W Major Related Condition W Cc
976 - Hiv W Major Related Condition W/o Cc/mcc
Chapter Certain infectious and parasitic diseases (A00-B99)
Block Other bacterial diseases (A30-A49)
Parent A31 - Infection due to other mycobacteria
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 031.9 - Unspecified diseases due to mycobacteria
ICD-10-CM Siblings (same level / similar specificity) of A31.9:
A31.0 - Pulmonary mycobacterial infection
A31.1 - Cutaneous mycobacterial infection
A31.2 - Disseminated mycobacterium avium-intracellulare complex (DMAC)
A31.8 - Other mycobacterial infections