G23 Other degenerative diseases of basal ganglia
ICD-10-CM category G23 sits in Chapter 6 (Diseases of the nervous system, G00-G99). It contains 6 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Billable codes in G23
| Code | Description |
|---|---|
G23.0 | Hallervorden-Spatz disease |
G23.1 | Progressive supranuclear ophthalmoplegia [Steele-Richardson-Olszewski] |
G23.2 | Striatonigral degeneration |
G23.3 | Hypomyelination with atrophy of the basal ganglia and cerebellum |
G23.8 | Other specified degenerative diseases of basal ganglia |
G23.9 | Degenerative disease of basal ganglia, unspecified |
Search within ICD-10-CM for G23 and related codes
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