G51

Non-billable

Facial nerve disorders

G51 is the ICD-10-CM code for Facial nerve disorders. It is a non-billable category code — use a more specific child code such as G51.0 for billing.

Status
Header (non-billable)
Chapter
G00-G99
Subcodes
7
Edition
FY2026

G00-G99 Diseases of the nervous system

Includes

  • disorders of 7th cranial nerve

Frequently asked questions

What is ICD-10 code G51?
G51 is the ICD-10-CM code for "Facial nerve disorders". It falls under G00-G99 Diseases of the nervous system.
Is G51 a billable code?
No — G51 is a non-billable header code. Use a more specific child code (such as G51.0) for billing.
What are the subcodes of G51?
G51 has 7 more specific child codes, including G51.0, G51.1, G51.2.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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