ICD-10-CM G23: Other degenerative diseases of basal ganglia

ICD-10-CM Diagnosis Code (2025)

Official Description for G23

Other degenerative diseases of basal ganglia

Coding Notes & Guidelines for G23

Excludes2: Not Included Here

multi-system degeneration of the autonomic nervous system (G90.3)

Inclusion Terms

Pigmentary pallidal degeneration

Inclusion Terms

Progressive supranuclear palsy

Inclusion Terms

H-ABC

Inclusion Terms

Calcification of basal ganglia

Child Codes (More Specific Codes for G23):

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

About ICD-10-CM Code G23 (Other degenerative diseases of basal ganglia)

ICD-10-CM code G23 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM G23 became effective on October 1, 2024.

This page provides detailed information about G23 - Other degenerative diseases of basal ganglia. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other degenerative diseases of basal ganglia.