10ICD Code Hub

G40.31

Header — not billable

Generalized idiopathic epilepsy and epileptic syndromes, intractable

The ICD-10 code for generalized idiopathic epilepsy and epileptic syndromes, intractable is G40.31.

G40.31 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 2 more specific codes below.

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Child codes under G40.31

Related codes in this category