ICD-10-CM › K00-K95 › K50-K52 › K50.81 Crohn's disease of both small and... › K50.818
Crohn's disease of both small and large intestine with other complication
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Crohn's disease of both small and large intestine with other complication
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from K50 Crohn's disease [regional enteritis]
Excludes1 - never coded here
- ulcerative colitis (K51.-)
Use additional code
- code to identify any associated fistulas, if applicable:
- code to identify manifestations, such as:
- anal fistula (K60.3-)
- pyoderma gangrenosum (L88)
- anorectal fistula (K60.5-)
- rectal fistula (K60.4-)
Includes
- granulomatous enteritis
Inherited from the K50-K52 section Noninfective enteritis and colitis (K50-K52)
Excludes1 - never coded here
- irritable bowel syndrome (K58.-)
- megacolon (K59.3-)
Includes
- noninfective inflammatory bowel disease
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Pancolitis
- Crohn's disease
- Gastroenteropathy
- Colitis > regional
- Ileitis > regional
- Ileitis > terminal
- Colitis > segmental
- Ileitis > segmental
- Colitis > transmural
- Enteritis > segmental
- Ileocolitis > regional
- Colitis > granulomatous
- Enteritis > cicatrizing
- Proctitis > granulomatous
- Disease, diseased > Crohn's
- Enteritis > regional > colon
- Enteritis > regional > ileum
- Enteritis > regional > rectum
- Enterocolitis > granulomatous
- Enteritis > regional > jejunum
- Enteritis > regional > duodenum
- Enteritis > regional > large bowel
- Inflammation, inflamed, inflammatory > rectum
- Inflammation, inflamed, inflammatory > ileum > regional or terminal
- Arthritis, arthritic > due to or associated with > regional enteritis
- Arthritis, arthritic > due to or associated with > enteritis NEC > regional
- Enteritis > regional > large intestine > with > complication > small intestine involvement > with > complication > specified complication NEC
- Enteritis > regional > small intestine > with > complication > large intestine involvement > with > complication > specified complication NEC
Codes in the same group
| Code | Description | Status |
|---|---|---|
| K50.811 | Crohn's disease of both small and large intestine with rectal bleeding | Valid |
| K50.812 | Crohn's disease of both small and large intestine with intestinal obstruction | Valid |
| K50.813 | Crohn's disease of both small and large intestine with fistula | Valid |
| K50.814 | Crohn's disease of both small and large intestine with abscess | Valid |
| K50.819 | Crohn's disease of both small and large intestine with unspecified complications | Valid |