Is G40.50 a billable code?
No. G40.50 is a header code that groups 2 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
G40.50: Epileptic seizures related to external causes, not intractable
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
G40.50 groups related diagnoses under epileptic seizures related to external causes, not intractable. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
G40.50 questions
What does G40.50 mean?
G40.50 is the ICD-10-CM code for Epileptic seizures related to external causes, not intractable. It is in chapter 6, Diseases of the nervous system (G00-G99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.