G98
⚠ Non-billable
Other disorders of nervous system not elsewhere classified
ICD-10-CM · FY2026 · Diseases of the Nervous System
Code
G98
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Nervous System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code G98?
ICD-10-CM code G98 represents Other disorders of nervous system not elsewhere classified. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Nervous System chapter, effective October 1, 2025 – September 30, 2026.
Is G98 billable?
No. G98 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is G98 in?
G98 belongs to the Diseases of the Nervous System chapter (G00–G99) of ICD-10-CM.
Related codes in the G98 category
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →