ICD-10 G93.8
Non-Billable HeaderOther specified disorders of brain
About ICD-10-CM G93.8
ICD-10-CM code G93.8 represents Other specified disorders of brain. This is a non-billable header code in the Nervous System chapter (block G93). The 2026 edition of ICD-10-CM G93.8 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Medicare LCD Coverage for G93.8
Local Coverage Determinations (LCDs) from CMS MACs that list G93.8 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing G93.8.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but G93.8 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with G93.8
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To G93.8
Other codes in section G89-G99 (Other disorders of the nervous system).
ICD-10 G93.8, Billing FAQ
Is ICD-10 code G93.8 billable? +
No, G93.8 is a non-billable header code. Use a more specific child code from block G93 when submitting claims.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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