K35.210

✓ Billable

Acute appendicitis with generalized peritonitis, without perforation, with abscess

Diseases of the digestive system (K00-K95)

Also Known As

(Acute) appendicitis with generalized peritonitis without rupture or perforation of appendix, with abscess

✅ No additional coding notes for K35.210

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Code Information

CodeK35.210

BillableYes

CategoryDiseases of the digestive system (K00-K95)

Excludes10 rule(s)

Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)