G23.0Billable
Hallervorden-Spatz disease
- Chapter
- 6. Diseases of the nervous system
- Category
- G23
- Effective date
- October 1, 2026
Related codes in category G23
G23Other degenerative diseases of basal gangliaG23.1Progressive supranuclear ophthalmoplegiaYesG23.2Striatonigral degenerationYesG23.3Hypomyelination with atrophy of basal ganglia and cerebellumYesG23.8Other specified degenerative diseases of basal gangliaYesG23.9Degenerative disease of basal ganglia, unspecifiedYes
Frequently asked questions
What is ICD-10 code G23.0?
G23.0 is an ICD-10-CM diagnosis code for Hallervorden-Spatz disease.
Is G23.0 a billable code?
Yes. G23.0 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is G23.0 in?
G23.0 falls under Chapter 6: Diseases of the nervous system.
When did G23.0 become effective?
G23.0 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to G23.0?
G23.0 belongs to category G23, which includes 6 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.