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G40.844

✓ Billable

KCNQ2-related epilepsy, intractable, without status epilepticus

Diseases of the nervous system (G00-G99)

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✅ No additional coding notes for G40.844

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Code Information

CodeG40.844
BillableYes
ParentG40.84
CategoryDiseases of the nervous system (G00-G99)
Excludes10 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)