K91.870 vs K94
K91.870 (Postprocedural hematoma of a digestive system organ or structure following a digestive system procedure) compared with K94 (Complications of artificial openings of the digestive system), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. K91.870 carries an Excludes2 note covering K94: “complications of artificial opening of digestive system (K94.-)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| K91.870Postprocedural hematoma of a digestive system organ or structure following a digestive system procedure | K94Complications of artificial openings of the digestive system | |
|---|---|---|
| Billing status | Billable | Non-billable header |
| Classification | K00-K95 — Diseases of the Digestive System (K00-K95) | K00-K95 — Diseases of the Digestive System (K00-K95) |
| Definition | Postprocedural hematoma of a digestive system organ or structure following a digestive system procedure is a billable ICD-10-CM diagnosis code (K91.870). | Complications of artificial openings of the digestive system is a non-billable ICD-10-CM category code (K94). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources