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G24.4

Billable

Idiopathic orofacial dystonia

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

Involuntary muscle contractions affecting the face and mouth area that occur without a known underlying cause, causing abnormal facial movements or grimacing.

Coding Tips

  • •Distinguish from secondary orofacial dystonia caused by medications or other conditions
  • •Document whether symptoms affect speech, swallowing, or eating function

Excludes 1 — Do NOT code together

  • drug induced orofacial dyskinesia (G24.01)

Code Hierarchy

└G24Dystonia└G24.4Idiopathic orofacial dystonia
└G24.4Idiopathic orofacial dystonia

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