G40.11 Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable

G40.11 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable.