G51.33
Billable codeClonic hemifacial spasm, bilateral
The ICD-10 code for clonic hemifacial spasm, bilateral is G51.33.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- G51.31Clonic hemifacial spasm, right
- G51.32Clonic hemifacial spasm, left
- G51.39Clonic hemifacial spasm, unspecified
- G51.33Clonic hemifacial spasm, bilateral
Associated MS-DRGs
G51.33 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.