Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes G00-G99 – Diseases of the nervous system (G00-G99) > 2024 ICD-10-CM Codes G50-G59 – Nerve, nerve root and plexus disorders (G50-G59) > 2024 ICD-10-CM Codes G51 – Facial nerve disorders (G51) > 2024 ICD-10-CM Codes G51.3 – Clonic hemifacial spasm (G51.3)