| Full description | Acute appendicitis with perforation, localized peritonitis, and gangrene, without abscess |
| Billable | Yes |
| Chapter | Chapter 11: Diseases of the digestive system (K00-K95) |
| Section | Diseases of appendix (K35-K38) |
| Parent code | K35.3 — Acute appendicitis with localized peritonitis |