ICD-10-CM
ICD-10 code for Bell's palsy: G51.0
The ICD-10-CM index points "Bell's palsy" to G51.0, Bell's palsy. G51.0 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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Index subterms
A header groups codes and is not billed. A billable code is one you can report.
More specific codes in G51
A header groups codes and is not billed. A billable code is one you can report.
- G51Facial nerve disordersHeader
- G51.0Bell's palsyBillable
- G51.1Geniculate ganglionitisBillable
- G51.2Melkersson's syndromeBillable
- G51.3Clonic hemifacial spasmHeader
- G51.31Clonic hemifacial spasm, rightBillable
- G51.32Clonic hemifacial spasm, leftBillable
- G51.33Clonic hemifacial spasm, bilateralBillable
- G51.39Clonic hemifacial spasm, unspecifiedBillable
- G51.4Facial myokymiaBillable
- G51.8Other disorders of facial nerveBillable
- G51.9Disorder of facial nerve, unspecifiedBillable
Related conditions
Related pages
- G51.0 code detailsNotes, nearby codes, CMS-HCC group
- Category G51Every code under it
- Chapter 6Diseases of the nervous system
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Bell's palsy?
The ICD-10-CM index points "Bell's palsy" to G51.0, Bell's palsy. G51.0 is a billable code.
Is G51.0 billable?
Yes. G51.0 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What chapter is G51.0 in?
Chapter 6. Diseases of the nervous system.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.