Specific code 2011 ICD-9-CM Diagnosis Code 787.91
Diarrhea
  • ICD-9-CM 787.91 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 787.91 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2011 version of ICD-9-CM 787.91.
  • More recent version(s) of ICD-9-CM 787.91: 2012 2013 2014.
Disease Synonyms
  • Chronic diarrhea
  • Colon spasm w diarrhea
  • Diarrhea, chronic
  • Diarrhea, noninfectious
  • Diarrhea, protracted
  • Irritable bowel syndrome w diarrhea
  • Irritable bowel syndrome with diarrhea
  • Nausea, vomiting and diarrhea
  • Noninfectious diarrhea
  • Non-infective diarrhea
  • Protracted diarrhea
Applies To
  • Diarrhea NOS
Convert to ICD-10-CM: 787.91 converts approximately to:
  • 2014 ICD-10-CM K52.2 Allergic and dietetic gastroenteritis and colitis
    Or:
  • 2014 ICD-10-CM K52.89 Other specified noninfective gastroenteritis and colitis
    Or:
  • 2014 ICD-10-CM R19.7 Diarrhea, unspecified
ICD-9-CM Volume 2 Index entries containing back-references to 787.91:
  • Diarrhea, diarrheal (acute) (autumn) (bilious) (bloody) (catarrhal) (choleraic) (chronic) (gravis) (green) (infantile) (lienteric) (noninfectious) (presumed noninfectious) (putrefactive) (secondary) (sporadic) (summer) (symptomatic) (thermic) 787.91
    • amebic (see also Amebiasis) 006.9
      • with abscess - see Abscess, amebic
      • acute 006.0
      • chronic 006.1
      • nondysenteric 006.2
    • bacillary - see Dysentery, bacillary
    • cachectic NEC 787.91
    • dietetic 787.91
    • due to
      • achylia gastrica 536.8
      • Aerobacter aerogenes 008.2
      • Bacillus coli - see Enteritis, E. coli
      • bacteria NEC 008.5
      • bile salts 579.8
      • Capillaria
      • Clostridium perfringens (C) (F) 008.46
      • Enterobacter aerogenes 008.2
      • enterococci 008.49
      • Escherichia coli - see Enteritis, E. coli
      • Giardia lamblia 007.1
      • Heterophyes heterophyes 121.6
      • irritating foods 787.91
      • Metagonimus yokogawai 121.5
      • Necator americanus 126.1
      • Paracolobactrum arizonae 008.1
      • Paracolon bacillus NEC 008.47
      • Proteus (bacillus) (mirabilis) (Morganii) 008.3
      • Pseudomonas aeruginosa 008.42
      • S. japonicum 120.2
      • specified organism NEC 008.8
      • Staphylococcus 008.41
      • Streptococcus 008.49
      • Strongyloides stercoralis 127.2
      • Trichuris trichiuria 127.3
      • virus NEC (see also Enteritis, viral) 008.69
    • dysenteric 009.2
      • due to specified organism NEC 008.8
    • dyspeptic 787.91
    • fermentative 787.91
    • Flexner's (ulcerative) 004.1
    • hyperperistalsis (nervous) 306.4
    • inflammatory 787.91
      • due to specified organism NEC 008.8
    • malarial (see also Malaria) 084.6
    • prostaglandin induced 579.8
    • travelers' 009.2
      • due to specified organism NEC 008.8
    • ulcerative (chronic) (see also Colitis, ulcerative) 556.9
    • viral (see also Enteritis, viral) 008.8
  • Dyspepsia (allergic) (congenital) (fermentative) (flatulent) (functional) (gastric) (gastrointestinal) (neurogenic) (occupational) (reflex) 536.8
    • diarrhea 787.91
  • Lientery (see also Diarrhea) 787.91
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 787.91 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 2011 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.