G24.2 Idiopathic nonfamilial dystonia

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

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)

• 333.79 Other acquired torsion dystonia (approximate)

Code annotations containing back-references to G24.2

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 G24.2

• Dystonia › idiopathic › nonfamilial
• Dystonia › torsion (familial) (idiopathic) › symptomatic (nonfamilial)

Nearby codes

• G24.0 Drug induced dystonia
• G24.01 Drug induced subacute dyskinesia
• G24.02 Drug induced acute dystonia
• G24.09 Other drug induced dystonia
• G24.1 Genetic torsion dystonia
• G24.2 Idiopathic nonfamilial dystonia (this code)
• G24.3 Spasmodic torticollis
• G24.4 Idiopathic orofacial dystonia
• G24.5 Blepharospasm
• G24.8 Other dystonia
• G24.9 Dystonia, unspecified