G98.8
ICD-10BillableOther disorders of nervous system
Official ICD-10-CM descriptor (FY2026)
Other disorders of nervous system
G98.8 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Nervous system disorder NOS
Related codes in G98
Where this code sits
- Parent code
- G98
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.