2025
ICD-10-CM
Chapter

G00-G99 Diseases of the nervous system

  • Non-billable
  • 2016–2025

Type 2 excludes

  • Certain conditions originating in the perinatal period (P04-P96)

  • Certain infectious and parasitic diseases (A00-B99)

  • Complications of pregnancy, childbirth and the puerperium (O00-O9A)

  • Congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)

  • Endocrine, nutritional and metabolic diseases (E00-E88)

  • Injury, poisoning and certain other consequences of external causes (S00-T88)

  • Neoplasms (C00-D49)

  • Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

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