G51Non-billable (header)

Facial nerve disorders

Related Codes· Nerve, nerve root and plexus disorders (G50-G59)

G50Disorders of trigeminal nerveG52Disorders of other cranial nervesG53Cranial nerve disorders in diseases classified elsewhereG54Nerve root and plexus disordersG55Nerve root and plexus compressions in diseases classified el…G56Mononeuropathies of upper limb

Sub-codes of G51(7)

G51 is a non-billable header. Select a sub-code to bill.

G51.0Bell's palsy✓ BillableG51.1Geniculate ganglionitis✓ BillableG51.2Melkersson's syndrome✓ BillableG51.3Clonic hemifacial spasmHeaderG51.4Facial myokymia✓ BillableG51.8Other disorders of facial nerve✓ BillableG51.9Disorder of facial nerve, unspecified✓ Billable

✓ Includes

  • •disorders of 7th cranial nerve

Code Hierarchy

┌6Diseases of the nervous system (G00-G99)├G50-G59Nerve, nerve root and plexus disorders (G50-G59)├G51Facial nerve disorders
└G51Facial nerve disorders

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