2025
ICD-10-CM
Diagnosis
Code

K35.20 Acute appendicitis with generalized peritonitis, without abscess

Non-billable
2019–2025

K35.20 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Acute appendicitis with generalized peritonitis, without abscess.

Codes

K35.200
Acute appendicitis with generalized peritonitis, without perforation or abscess
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K35.201
Acute appendicitis with generalized peritonitis, with perforation, without abscess
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K35.209
Acute appendicitis with generalized peritonitis, without abscess, unspecified as to perforation
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Versions

2025
No changes
2024
Code changed
- Inclusion term
  ~~(Acute) appendicitis with generalized peritonitis NOS~~
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
New code