Specific code 2014 ICD-9-CM Diagnosis Code 040.0
Gas gangrene
  • Billable Code
  • ICD-9-CM 040.0 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 040.0 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Applies To
  • Gas bacillus infection or gangrene
  • Infection by Clostridium:
    • histolyticum
    • oedematiens
    • perfringens [welchii]
    • septicum
    • sordellii
  • Malignant edema
  • Myonecrosis, clostridial
  • Myositis, clostridial
Convert to ICD-10-CM: 040.0 converts directly to:
  • 2014 ICD-10-CM A48.0 Gas gangrene
ICD-9-CM Volume 2 Index entries containing back-references to 040.0:
  • Abscess (acute) (chronic) (infectional) (lymphangitic) (metastatic) (multiple) (pyogenic) (septic) (with lymphangitis) (see also Cellulitis) 682.9
    • anaerobic 040.0
  • Aerogenes capsulatus infection (see also Gangrene, gas) 040.0
  • Cellulitis (diffuse) (with lymphangitis) (see also Abscess) 682.9
    • anaerobic (see also Gas gangrene) 040.0
  • Edema, edematous 782.3
    • malignant (see also Gangrene, gas) 040.0
  • Gangrene, gangrenous (anemia) (artery) (cellulitis) (dermatitis) (dry) (infective) (moist) (pemphigus) (septic) (skin) (stasis) (ulcer) 785.4
    • Bacillus welchii (see also Gangrene, gas) 040.0
    • Clostridium perfringens or welchii (see also Gangrene, gas) 040.0
    • emphysematous (see also Gangrene, gas) 040.0
    • gas (bacillus) 040.0
      • with
        • abortion - see Abortion, by type, with sepsis
        • ectopic pregnancy (see also categories 633.0-633.9) 639.0
        • molar pregnancy (see also categories 630-632) 639.0
      • following
      • puerperal, postpartum, childbirth 670.8
  • Gas 787.3
    • gangrene 040.0
      • with
        • abortion - see Abortion, by type, with sepsis
        • ectopic pregnancy (see also categories 633.0-633.9) 639.0
        • molar pregnancy (see also categories 630-632) 639.0
      • following
      • puerperal, postpartum, childbirth 670.8
  • Infection, infected, infective (opportunistic) 136.9
    • aerogenes capsulatus (see also Gangrene, gas) 040.0
    • Bacillus NEC 041.89
      • abortus 023.1
      • anthracis (see also Anthrax) 022.9
      • cereus (food poisoning) 005.89
      • coli - see Infection, Escherichia coli
      • coliform NEC 041.85
      • Ducrey's (any location) 099.0
      • Flexner's 004.1
      • Friedl√§nder's NEC 041.3
      • fusiformis 101
      • gas (gangrene) (see also Gangrene, gas) 040.0
      • mallei 024
      • melitensis 023.0
      • paratyphoid, paratyphosus 002.9
      • Schmorl's 040.3
      • Shiga 004.0
      • suipestifer (see also Infection, Salmonella) 003.9
      • swimming pool 031.1
      • typhosa 002.0
      • welchii (see also Gangrene, gas) 040.0
      • Whitmore's 025
    • Clostridium (haemolyticum) (novyi) NEC 041.84
      • botulinum 005.1
      • histolyticum (see also Gangrene, gas) 040.0
      • oedematiens (see also Gangrene, gas) 040.0
      • perfringens 041.83
      • septicum (see also Gangrene, gas) 040.0
      • sordellii (see also Gangrene, gas) 040.0
      • welchii (see also Gangrene, gas) 040.0
    • gas bacillus (see also Gas, gangrene) 040.0
  • Myonecrosis, clostridial 040.0
  • Myositis 729.1
    • clostridial 040.0
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 040.0 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 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.