ICD-10 Code G40.21 – Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable (2026): Diagnosis, Symptoms & Billing Guide
The ICD-10 code for Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable is G40.21.2026 ICD-10-CM Diagnosis Code G40.21 – Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable Related ICD-10 Codes Parent code: G40 – Epilepsy and recurrent seizures Other codes in same category: G40.0 –…