2025
ICD-10-CM
Diagnosis
Code

E10 Type 1 diabetes mellitus

  • Non-billable
  • 2016–2025

E10 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Type 1 diabetes mellitus.

Includes

  • Brittle diabetes (mellitus)

  • Diabetes (mellitus) due to autoimmune process

  • Diabetes (mellitus) due to immune mediated pancreatic islet beta-cell destruction

  • Idiopathic diabetes (mellitus)

  • Juvenile onset diabetes (mellitus)

  • Ketosis-prone diabetes (mellitus)

Type 1 excludes

  • Diabetes mellitus due to underlying condition (E08.-)

  • Drug or chemical induced diabetes mellitus (E09.-)

  • Gestational diabetes (O24.4-)

  • Hyperglycemia NOS (R73.9)

  • Neonatal diabetes mellitus (P70.2)

  • Postpancreatectomy diabetes mellitus (E13.-)

  • Postprocedural diabetes mellitus (E13.-)

  • Secondary diabetes mellitus NEC (E13.-)

  • Type 2 diabetes mellitus (E11.-)

Codes

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