2025
ICD-10-CM
Diagnosis
Code

N64.1 Fat necrosis of breast

  • Billable
  • 2016–2025

N64.1 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Fat necrosis of breast.

Inclusion term

  • Fat necrosis (segmental) of breast

Code first

  • Breast necrosis due to breast graft (T85.898)

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

    Code changed

    • Code first

        • breast necrosis due to breast graft (T85.89)
        • breast necrosis due to breast graft (T85.898)
  10. 2016

    New code