ICD-10-CM > G00-G99 > G40-G47 > G40 > G40.3 > G40.30 G40.30 Generalized idiopathic epilepsy and epileptic syndromes, not intractable Non-Billable/Non-Specific Applicable To Generalized idiopathic epilepsy and epileptic syndromes without intractability Codes G40.301Generalized idiopathic epilepsy and epileptic syndromes, not intractable, with status epilepticusG40.309Generalized idiopathic epilepsy and epileptic syndromes, not intractable, without status epilepticus