K35.33
BillableAcute appendicitis with perforation, localized peritonitis, and gangrene, with abscess
K35.33 is the ICD-10-CM code for Acute appendicitis with perforation, localized peritonitis, and gangrene, with abscess. It is a billable, specific code valid for reimbursement.
K00-K95 Diseases of the digestive system
Includes
- •(Acute) appendicitis with (peritoneal) abscess NOS
- •Ruptured appendix with localized peritonitis and abscess
Frequently asked questions
- What is ICD-10 code K35.33?
- K35.33 is the ICD-10-CM code for "Acute appendicitis with perforation, localized peritonitis, and gangrene, with abscess". It falls under K00-K95 Diseases of the digestive system.
- Is K35.33 a billable code?
- Yes — K35.33 is a billable, specific ICD-10-CM code valid for reimbursement.
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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