Pouchitis
Billable / specificHCC V28 463
K91.850 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.
Inclusion terms
Applicable to
- Inflammation of internal ileoanal pouch
Excludes2
Not included here — may be reported together when both conditions exist.
- certain conditions originating in the perinatal period (P04-P96) (from K91)
- certain infectious and parasitic diseases (A00-B99) (from K91)
- complications of pregnancy, childbirth and the puerperium (O00-O9A) (from K91)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) (from K91)
- endocrine, nutritional and metabolic diseases (E00-E88) (from K91)
- injury, poisoning and certain other consequences of external causes (S00-T88) (from K91)
- neoplasms (C00-D49) (from K91)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from K91)
- complications of artificial opening of digestive system (K94.-) (from K91)
- complications of bariatric procedures (K95.-) (from K91)
- gastrojejunal ulcer (K28.-) (from K91)
- postprocedural (radiation) retroperitoneal abscess (K68.11) (from K91)
- radiation colitis (K52.0) (from K91)
- radiation gastroenteritis (K52.0) (from K91)
- radiation proctitis (K62.7) (from K91)
Also known as
- Inflammation of internal ileoanal pouch
- Inflammation, inflamed, inflammatory, ileoanalpouch
- Inflammation, inflamed, inflammatory, intestinal pouch
Parent code
- K91.85Complications of intestinal pouchHeader
Related codes
- K91.858Other complications of intestinal pouchBillable