G40.83 (Dravet syndrome) is an umbrella ICD-10-CM medical diagnosis code in the Diseases of the nervous system chapter. It identifies cases of dravet syndrome for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Category

G40.83 — Dravet syndrome

Chapter G00-G99: Diseases of the nervous system

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Sub-codes under G40.83

G40.833Dravet syndrome, intractable, with status epilepticusG40.834Dravet syndrome, intractable, without status epilepticus

Related diagnoses

G40.80Other epilepsyG40.81Lennox-Gastaut syndromeG40.82Epileptic spasmsG40.84KCNQ2-related epilepsyG40.89Other seizures

Common questions about G40.83 (Dravet syndrome)

What does ICD-10 code G40.83 mean?
G40.83 is the ICD-10-CM 2025 code for Dravet syndrome. 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 G40.83 a billable diagnosis code?
G40.83 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under G40.83. Browse the sub-codes listed on this page.
Which ICD-10 chapter does G40.83 belong to?
G40.83 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 Dravet syndrome?
For a plain-language explanation of Dravet syndrome, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Dravet syndrome" 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 ↗