2025
ICD-10-CM
Diagnosis
Code

R40.20 Unspecified coma

  • Billable
  • 2016–2025

R40.20 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Unspecified coma.

Inclusion term

  • Coma NOS

  • Unconsciousness NOS

Versions

  1. 2025

    No changes

  2. 2024

    No changes

  3. 2023

    No changes

  4. 2022

    No changes

  5. 2021

    No changes

  6. 2020

    No changes

  7. 2019

    No changes

  8. 2018

    No changes

  9. 2017

    No changes

  10. 2016

    New code