G24.4 Idiopathic orofacial dystonia

Billable ICD-10-CM code, FY2026.

Applicable to

• Orofacial dyskinesia

Excludes1 (never code together)

• drug induced orofacial dyskinesia (G24.01)

Applies from G24 Dystonia

Includes

• dyskinesia

Excludes2 (not included here)

• athetoid cerebral palsy (G80.3)

MS-DRG index

Defines the logic of DRG(s) 091-093 in MDC 01.

Approximate ICD-9-CM (GEMs)

• 333.82 Orofacial dyskinesia

Code annotations containing back-references to G24.4

Back-references to G24

• Type 2 Excludes: F98.4 Stereotyped movement disorders ("movement disorders of organic origin (G20-G25)")
• Type 1 Excludes: R25 Abnormal involuntary movements ("specific movement disorders (G20-G26)")

Diagnosis Index entries for G24.4

• Dyskinesia › orofacial (idiopathic)
• Dystonia › idiopathic › orofacial
• Dystonia › orofacial (idiopathic)
• Dystonia › oromandibular
• Syndrome › Meige

Nearby codes

• G24.02 Drug induced acute dystonia
• G24.09 Other drug induced dystonia
• G24.1 Genetic torsion dystonia
• G24.2 Idiopathic nonfamilial dystonia
• G24.3 Spasmodic torticollis
• G24.4 Idiopathic orofacial dystonia (this code)
• G24.5 Blepharospasm
• G24.8 Other dystonia
• G24.9 Dystonia, unspecified