G51.0
BillableBell's palsy
G51.0 is the ICD-10-CM code for Bell's palsy. It is a billable, specific code valid for reimbursement.
G00-G99 Diseases of the nervous system
What this means — in plain language
MedlinePlus · NIHBell's palsy is the most common cause of facial paralysis. It usually affects just one side of the face. Symptoms appear suddenly and are at their worst about 48 hours after they start. They can range from mild to severe and include: Twitching Weakness Paralysis Drooping eyelid or corner of mouth Drooling Dry eye or mouth Excessive tearing in the eye Impaired ability to taste Scientists think that a viral infection…
Read more about Bell's Palsy at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Facial palsy
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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