G51.3
Header — not billableClonic hemifacial spasm
The ICD-10 code for clonic hemifacial spasm is G51.3.
G51.3 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 4 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- G51.0Bell's palsy
- G51.1Geniculate ganglionitis
- G51.2Melkersson's syndrome
- G51.4Facial myokymia
- G51.8Other disorders of facial nerve
- G51.9Disorder of facial nerve, unspecified
- G51.3Clonic hemifacial spasmnon-billable header
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 3518Approximate match