G51.33 Clonic hemifacial spasm, bilateral

Billable ICD-10-CM code, FY2026.

Applies from G51 Facial nerve disorders

Includes

• disorders of 7th cranial nerve

MS-DRG index

Defines the logic of DRG(s) 073-074 in MDC 01.

Nearby codes

• G51.1 Geniculate ganglionitis
• G51.2 Melkersson's syndrome
• G51.3 Clonic hemifacial spasm
• G51.31 Clonic hemifacial spasm, right
• G51.32 Clonic hemifacial spasm, left
• G51.33 Clonic hemifacial spasm, bilateral (this code)
• G51.39 Clonic hemifacial spasm, unspecified
• G51.4 Facial myokymia
• G51.8 Other disorders of facial nerve
• G51.9 Disorder of facial nerve, unspecified