A31.9 MYCOBACTERIAL INFECTION, UNSPECIFIED

Code Information

  • Diagnosis Code: A31.9
  • Short Description: Mycobacterial infection, unspecified
  • Long Description: Mycobacterial infection, unspecified
  • Code Version: 2025 ICD-10-CM

The code A31.9 is VALID for claim submission

Code Classification

Synonyms

  • Abscess of spinal cord caused by bacterium
  • Abscess of spinal epidural space caused by bacterium
  • Abscess of spinal epidural space caused by Mycobacterium
  • Acid-fast bacteria present
  • Atypical mycobacterial infection
  • Atypical mycobacterial infection of hand
  • Disseminated atypical infection caused by Mycobacterium co-occurrent with human immunodeficiency virus infection
  • Disseminated atypical mycobacterial infection
  • Disseminated atypical mycobacterial infection
  • Disseminated mycobacteriosis
  • Granuloma of spinal cord caused by bacterium
  • Granuloma of spinal cord caused by Mycobacterium
  • Infection caused by Mycobacterium resistant to multiple antimycobacterial agents
  • Infection caused by Mycobacteroides abscessus
  • Mycobacterial gastritis
  • Mycobacterial infection
  • Mycobacterial infection of the central nervous system
  • Mycobacterial spinal cord abscess
  • Mycobacteriosis
  • Mycobacteriosis with AIDS
  • Reactive arthropathy following infection caused by Mycobacterium
  • Skin and soft tissue atypical mycobacterial infection
  • Spinal epidural abscess

Diagnostic Related Group(s)

The code A31.9 is grouped in the following Diagnostic Related Group(s) MS-DRG V42.0

  1. Other Infectious And Parasitic Diseases Diagnoses With Mcc (867)
  2. Other Infectious And Parasitic Diseases Diagnoses With Cc (868)
  3. Other Infectious And Parasitic Diseases Diagnoses Without Cc/mcc (869)
  4. Hiv With Major Related Condition With Mcc (974)
  5. Hiv With Major Related Condition With Cc (975)
  6. Hiv With Major Related Condition Without Cc/mcc (976)

References to Index of Diseases and Injuries

The code A31.9 has the following ICD-10-CM references to the Index of Diseases and Injuries

  • Inclusion Terms:
    • Atypical mycobacterial infection NOS
    • Mycobacteriosis NOS

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
A31.9 Right Arrow 031.9 Mycobacterial dis NOS
This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
A31 Infection due to other mycobacteria
A31.0 Pulmonary mycobacterial infection
A31.1 Cutaneous mycobacterial infection
A31.2 Disseminated mycobacterium avium-intracellulare complex (DMAC)
A31.8 Other mycobacterial infections
This page was last updated on: 10/1/2024