All ICD10 Codes

G51.33

Billable
ChapterG00–G99
Ranksubcategory
Official Description

Clonic hemifacial spasm, bilateral

Metadata & Insights
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 6: Diseases of the Nervous System (G00-G99).
General instructions are available for the parent sections:
View CH6 NotesView G50-G59 NotesView G51 Notes

Clinical Hierarchy

BillableHas subcodes
CH6Diseases of the nervous system (G00-G99)
G50-G59Nerve, nerve root and plexus disorders (G50-G59)
G51Facial nerve disorders
G51.3Clonic hemifacial spasm
G51.33Clonic hemifacial spasm, bilateralBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G51.33:

categoryG51
Facial nerve disorders
View context instructions
blockG50-G59
Nerve, nerve root and plexus disorders (G50-G59)
View context instructions
chapterCH6
Diseases of the nervous system (G00-G99)
View context instructions

Code History

  • FY 2018: This code replaced G51.3 (Clonic hemifacial spasm)

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 073
Cranial and Peripheral Nerve Disorders with MCC
DRG 074
Cranial and Peripheral Nerve Disorders without MCC

Cross Reference

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