Acute appendicitis with generalized peritonitis, with abscess
- K35.21 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
- Short description: Acute appendicitis with gen peritonitis, with abscess
- ICD-10-CM K35.21 is a new 2024 ICD-10-CM code that became effective on October 1, 2023.
- This is the American ICD-10-CM version of K35.21 – other international versions of ICD-10 K35.21 may differ.
The following code(s) above K35.21 contain annotation back-references
that may be applicable to K35.21:
- K00-K95 Diseases of the digestive system
Code History
- 2019 (effective 10/1/2018): New code
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
- 2024 (effective 10/1/2023): Deleted code
- 2024 (effective 10/1/2023): New code