G51.8 Other disorders of facial nerve

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.

Approximate ICD-9-CM (GEMs)

• 351.8 Other facial nerve disorders (approximate)

Diagnosis Index entries for G51.8

• Atrophy, atrophic (of) › hemifacial › Romberg
• Compression › cranial nerve › seventh
• Disorder (of) › nerve › cranial › seventh NEC
• Disorder (of) › nerve › facial › specified NEC
• Hemiatrophy › face, facial, progressive (Romberg)
• Lesion (s) (nontraumatic) › chorda tympani
• Neuritis (rheumatoid) › cranial nerve › seventh or facial
• Neuritis (rheumatoid) › facial
• Paraspasmus facialis
• Parry-Romberg syndrome
• Romberg's disease or syndrome

Nearby codes

• G51.31 Clonic hemifacial spasm, right
• G51.32 Clonic hemifacial spasm, left
• G51.33 Clonic hemifacial spasm, bilateral
• G51.39 Clonic hemifacial spasm, unspecified
• G51.4 Facial myokymia
• G51.8 Other disorders of facial nerve (this code)
• G51.9 Disorder of facial nerve, unspecified