Home > 2010 ICD-9-CM Diagnosis Codes > Infectious And Parasitic Diseases 001-139 > Other Bacterial Diseases 030-041 > Diseases due to other mycobacteria 031-
Specific code 2010 ICD-9-CM Diagnosis Code 031.9
Unspecified diseases due to mycobacteria
  • Short description: Mycobacterial dis NOS.
  • ICD-9-CM 031.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 031.9 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2010 version of ICD-9-CM 031.9.
  • More recent version(s) of ICD-9-CM 031.9: 2011 2012 2013 2014 2015.
Convert to ICD-10-CM: 031.9 converts directly to:
  • 2015/16 ICD-10-CM A31.9 Mycobacterial infection, unspecified
Approximate Synonyms
  • Atypical mycobacterial infection
  • Atypical mycobacterial infection of hand
  • Mycobacteria, hand, atypical
  • Mycobacterial infection
  • Mycobacterial infection, atypical
  • Mycobacteriosis
Applies To
  • Atypical mycobacterium infection NOS
ICD-9-CM Volume 2 Index entries containing back-references to 031.9:
  • Disease, diseased - see also Syndrome
    • photochromogenic (acid-fast bacilli) (pulmonary) 031.0
      • nonpulmonary 031.9
  • Infection, infected, infective (opportunistic) 136.9
    • atypical
      • acid-fast (bacilli) (see also Mycobacterium, atypical) 031.9
      • mycobacteria (see also Mycobacterium, atypical) 031.9
    • Mycobacterium, mycobacterial (see also Mycobacterium) 031.9
  • Mycobacterium, mycobacterial (infection) 031.9
    • acid-fast (bacilli) 031.9
    • anonymous (see also Mycobacterium, atypical) 031.9
    • atypical (acid-fast bacilli) 031.9
      • cutaneous 031.1
      • pulmonary 031.0
        • tuberculous (see also Tuberculosis, pulmonary) 011.9
      • specified site NEC 031.8
    • avium 031.0
      • intracellulare complex bacteremia (MAC) 031.2
    • disseminated 031.2
      • avium-intracellulare complex (DMAC) 031.2
    • intracellulare (battey bacillus) 031.0
    • leprae - see Leprosy
    • pulmonary 031.0
      • tuberculous (see also Tuberculosis, pulmonary) 011.9
    • tuberculosis (human, bovine) - see also Tuberculosis
 031.8 ICD9Data.com 032 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 031.9 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2010 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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