K91.850Billable
Pouchitis
- Chapter
- 11. Diseases of the digestive system
- Category
- K91
- Effective date
- October 1, 2026
Related codes in category K91
K91Intraop and postproc comp and disorders of dgstv sys, NECK91.0Vomiting following gastrointestinal surgeryYesK91.1Postgastric surgery syndromesYesK91.2Postsurgical malabsorption, not elsewhere classifiedYesK91.3Postprocedural intestinal obstructionK91.30Postproc intestinal obst, unsp as to partial versus completeYesK91.31Postprocedural partial intestinal obstructionYesK91.32Postprocedural complete intestinal obstructionYesK91.5Postcholecystectomy syndromeYesK91.6Intraop hemor/hemtom of a dgstv sys org comp a procedureK91.61Intraop hemor/hemtom of dgstv sys org comp a dgstv sys procYesK91.62Intraop hemor/hemtom of a dgstv sys org comp oth procedureYes
Frequently asked questions
What is ICD-10 code K91.850?
K91.850 is an ICD-10-CM diagnosis code for Pouchitis.
Is K91.850 a billable code?
Yes. K91.850 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is K91.850 in?
K91.850 falls under Chapter 11: Diseases of the digestive system.
When did K91.850 become effective?
K91.850 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to K91.850?
K91.850 belongs to category K91, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.