K91.8
⚠ Non-billable (Header)Other intraoperative and postprocedural complications and disorders of digestive system
Diseases of the digestive system (K00-K95)
⚠️ This is a category header code — not billable. Use a more specific child code below.
⚠️ Excludes2
inherited from K91Rules from parent category K91: Intraoperative and postprocedural complications and disorders of digestive system, not elsewhere classified
- • complications of artificial opening of digestive system (K94.-)
- • complications of bariatric procedures (K95.-)
- • gastrojejunal ulcer (K28.-)
- • postprocedural (radiation) retroperitoneal abscess (K68.11)
- • radiation colitis (K52.0)
- • radiation gastroenteritis (K52.0)
- • radiation proctitis (K62.7)
Child Codes (8)
K91.81Other intraoperative complications of digestive systemK91.82Postprocedural hepatic failureK91.83Postprocedural hepatorenal syndromeK91.84Postprocedural hemorrhage of a digestive system organ or structure following a procedureK91.85Complications of intestinal pouchK91.86Retained cholelithiasis following cholecystectomyK91.87Postprocedural hematoma and seroma of a digestive system organ or structure following a procedureK91.89Other postprocedural complications and disorders of digestive system
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CodeK91.8
BillableNo — Header code
ParentK91
CategoryDiseases of the digestive system (K00-K95)
Excludes10 rule(s)
Excludes27 note(s)
Child codes8
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)