ICD-10-CM · Billable Code
G93.42 — Megalencephalic leukoencephalopathy with subcortical cysts
Chapter G00-G99: Diseases of the nervous system
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Common questions about G93.42 (Megalencephalic leukoencephalopathy with subcortical cysts)
What does ICD-10 code G93.42 mean?
G93.42 is the ICD-10-CM 2025 code for Megalencephalic leukoencephalopathy with subcortical cysts. ICD-10-CM is the medical coding system used by clinicians, hospitals and insurers worldwide to classify diseases and conditions in a standard way.
Is G93.42 a billable diagnosis code?
Yes, G93.42 is a billable / specific ICD-10-CM code, meaning it can be used by clinicians and hospitals as a primary or secondary diagnosis on claims and electronic health records.
Which ICD-10 chapter does G93.42 belong to?
G93.42 belongs to the chapter "Diseases of the nervous system" (codes G00-G99). ICD-10-CM organises codes into 22 chapters by body system or condition type, which helps clinicians navigate related diagnoses.
Where can I get plain-language information about Megalencephalic leukoencephalopathy with subcortical cysts?
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Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗