Index to Diseases and Injuries
Colitis (acute) (catarrhal) (chronic) (noninfective) (hemorrhagic)
- allergic K52.29
- with
- food protein-induced enterocolitis syndrome K52.21
- proctocolitis K52.29
- amebic (acute) A06.0 — see also Amebiasis
- nondysenteric A06.2
- anthrax A22.2
- bacillary — see Infection, Shigella
- balantidial A07.0
- Clostridioides difficile
- not specified as recurrent A04.72
- recurrent A04.71
- Clostridium difficile
- not specified as recurrent A04.72
- recurrent A04.71
- coccidial A07.3
- collagenous K52.831
- cystica superficialis K52.89
- dietary counseling and surveillance (for) Z71.3
- dietetic K52.29 — see also Colitis, allergic
- drug-induced K52.1
- due to radiation K52.0
- eosinophilic K52.82
- food hypersensitivity K52.29 — see also Colitis, allergic
- giardial A07.1
- granulomatous — see Enteritis, regional, large intestine
- indeterminate, so stated K52.3
- infectious — see Enteritis, infectious
- ischemic K55.9
- acute (subacute) K55.039 — see also Ischemia, intestine, acute
- chronic K55.1
- due to mesenteric artery insufficiency K55.1
- fulminant (acute) K55.039 — see also Ischemia, intestine, acute
- left sided K51.50
- with
- abscess K51.514
- complication K51.519
- specified NEC K51.518
- fistula K51.513
- obstruction K51.512
- rectal bleeding K51.511
- lymphocytic K52.832
- membranous
- psychogenic F54
- microscopic K52.839
- specified NEC K52.838
- mucous — see Syndrome, irritable, bowel
- psychogenic F54
- noninfective K52.9
- specified NEC K52.89
- polyposa — see Polyp, colon, inflammatory
- protozoal A07.9
- pseudomembranous
- not specified as recurrent A04.72
- recurrent A04.71
- pseudomucinous — see Syndrome, irritable, bowel
- regional — see Enteritis, regional, large intestine
- infectious A09
- segmental — see Enteritis, regional, large intestine
- septic — see Enteritis, infectious
- spastic K58.9
- with diarrhea K58.0
- psychogenic F54
- staphylococcal A04.8
- foodborne A05.0
- subacute ischemic K55.039 — see also Ischemia, intestine, acute
- thromboulcerative K55.039 — see also Ischemia, intestine, acute
- toxic NEC K52.1
- due to
- Clostridioides difficile
- not specified as recurrent A04.72
- recurrent A04.71
- Clostridium difficile
- not specified as recurrent A04.72
- recurrent A04.71
- transmural — see Enteritis, regional, large intestine
- trichomonal A07.8
- tuberculous (ulcerative) A18.32
- ulcerative (chronic) K51.90
- with
- complication K51.919
- abscess K51.914
- fistula K51.913
- obstruction K51.912
- rectal bleeding K51.911
- specified complication NEC K51.918
- enterocolitis — see Enterocolitis, ulcerative
- ileocolitis — see Ileocolitis, ulcerative
- mucosal proctocolitis — see Proctocolitis, mucosal
- proctitis — see Proctitis, ulcerative
- pseudopolyposis — see Polyp, colon, inflammatory
- psychogenic F54
- rectosigmoiditis — see Rectosigmoiditis, ulcerative
- specified type NEC K51.80
- with
- complication K51.819
- abscess K51.814
- fistula K51.813
- obstruction K51.812
- rectal bleeding K51.811
- specified complication NEC K51.818
Use the index to find a code, then confirm it in the Tabular List before assigning it. A code ending in a dash is incomplete, and a code in [brackets] is a manifestation code reported after the underlying condition. Search the whole index.
Frequently asked questions
What is the ICD-10-CM code for Colitis?
The ICD-10-CM Alphabetic Index directs "Colitis" to K52.9. Subterms below it may lead to a more specific code. Always confirm the code in the Tabular List before assigning it.
ICD-10-CM Index to Diseases and Injuries maintained by CDC/NCHS (public domain), from the CMS FY2027 release.