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ICD-10-CM category

G23: Other degenerative diseases of basal ganglia

6 subcodes · 6 billable · Look up any code with the ICD-10 search

Codes under G23 (Other degenerative diseases of basal ganglia). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

CodeDescriptionBillable
G23.0Hallervorden-Spatz disease✓
G23.1Progressive supranuclear ophthalmoplegia [Steele-Richardson-Olszewski]✓
G23.2Striatonigral degeneration✓
G23.3Hypomyelination with atrophy of the basal ganglia and cerebellum✓
G23.8Other specified degenerative diseases of basal ganglia✓
G23.9Degenerative disease of basal ganglia, unspecified✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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