G93.40 (Encephalopathy, unspecified) is a billable ICD-10-CM medical diagnosis code in the Diseases of the nervous system chapter. It identifies cases of encephalopathy, unspecified for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Billable Code

G93.40 — Encephalopathy, unspecified

Chapter G00-G99: Diseases of the nervous system

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Related diagnoses

G93.41Metabolic encephalopathyG93.42Megalencephalic leukoencephalopathy with subcortical cystsG93.43Leukoencephalopathy with calcifications and cystsG93.44Adult-onset leukodystrophy with axonal spheroidsG93.45Developmental and epileptic encephalopathyG93.49Other encephalopathy

Common questions about G93.40 (Encephalopathy, unspecified)

What does ICD-10 code G93.40 mean?
G93.40 is the ICD-10-CM 2025 code for Encephalopathy, unspecified. 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 G93.40 a billable diagnosis code?
Yes, G93.40 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 G93.40 belong to?
G93.40 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 Encephalopathy, unspecified?
For a plain-language explanation of Encephalopathy, unspecified, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Encephalopathy, unspecified" above to get a personalised answer.

Source: ICD-10-CM 2025 (Centers for Medicare & Medicaid Services, public domain). Codes valid from October 1, 2024. CMS source ↗