2026
ICD-10-CM
Diagnosis
Code

K37 Unspecified appendicitis

  • Billable
  • 2016–2026

K37 is a billable/specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Unspecified appendicitis.

Type 1 excludes

Versions

  1. 2026

    No changes

  2. 2025

    No changes

  3. 2024

    No changes

  4. 2023

    No changes

  5. 2022

    Code changed

    • Type 1 excludes

        • -unspecified appendicitis with peritonitis (K35.2-, K35.3-)
        • unspecified appendicitis with peritonitis (K35.2-, K35.3-)

  6. 2021

    No changes

  7. 2020

    No changes

  8. 2019

    Code changed

    • Type 1 excludes

        • -unspecified appendicitis with peritonitis (K35.2-K35.3)
        • -unspecified appendicitis with peritonitis (K35.2-, K35.3-)

  9. 2018

    No changes

  10. 2017

    No changes

  11. 2016

    New code