K35.3 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Acute appendicitis with localized peritonitis.
Codes
K35.30
Acute appendicitis with localized peritonitis, without perforation or gangrene
K35.31
Acute appendicitis with localized peritonitis and gangrene, without perforation
K35.32
Acute appendicitis with perforation, localized peritonitis, and gangrene, without abscess
K35.33
Acute appendicitis with perforation, localized peritonitis, and gangrene, with abscess
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
Code changed
Inclusion term
Acute appendicitis with or without perforation or rupture with peritonitis NOSAcute appendicitis with or without perforation or rupture with localized peritonitisAcute appendicitis with peritoneal abscess
2018
No changes
2017
Code changed
Inclusion term
Acute appendicitis with or without perforation or rupture NOSAcute appendicitis with or without perforation or rupture with localized peritonitisAcute appendicitis with peritoneal abscess
- Acute appendicitis with or without perforation or rupture with peritonitis NOS
- Acute appendicitis with or without perforation or rupture with localized peritonitis
- Acute appendicitis with peritoneal abscess
2016
New code