K35.891
Billable codeOther acute appendicitis without perforation, with gangrene
The ICD-10 code for other acute appendicitis without perforation, with gangrene is K35.891.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- (Acute) appendicitis with gangrene NOS
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- K35.890Other acute appendicitis without perforation or gangrene
- K35.891Other acute appendicitis without perforation, with gangrene
Associated MS-DRGs
K35.891 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 314Other Circulatory System Diagnoses with MCC
- DRG 315Other Circulatory System Diagnoses with CC
- DRG 316Other Circulatory System Diagnoses without CC/MCC
- DRG 371Major Gastrointestinal Disorders and Peritoneal Infections with MCC
- DRG 372Major Gastrointestinal Disorders and Peritoneal Infections with CC
- DRG 373Major Gastrointestinal Disorders and Peritoneal Infections without CC/MCC