G40.5 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Epileptic seizures related to external causes.
Inclusion term
Epileptic seizures related to alcohol
Epileptic seizures related to drugs
Epileptic seizures related to hormonal changes
Epileptic seizures related to sleep deprivation
Epileptic seizures related to stress
Code also
If applicable, associated epilepsy and recurrent seizures (G40.-)
Use additional code
Code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Codes
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code