G11 (Hereditary ataxia) is an umbrella ICD-10-CM medical diagnosis code in the Diseases of the nervous system chapter. It identifies cases of hereditary ataxia for clinical documentation, billing and epidemiological tracking.

ICD-10-CM · Category

G11 — Hereditary ataxia

Chapter G00-G99: Diseases of the nervous system

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Sub-codes under G11

G11.0Congenital nonprogressive ataxiaG11.1Early-onset cerebellar ataxiaG11.2Late-onset cerebellar ataxiaG11.3Cerebellar ataxia with defective DNA repairG11.4Hereditary spastic paraplegiaG11.5Hypomyelination - hypogonadotropic hypogonadism - hypodontiaG11.6Leukodystrophy with vanishing white matter diseaseG11.8Other hereditary ataxiasG11.9Hereditary ataxia, unspecified

Common questions about G11 (Hereditary ataxia)

What does ICD-10 code G11 mean?
G11 is the ICD-10-CM 2025 code for Hereditary ataxia. 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 G11 a billable diagnosis code?
G11 is a category-level (umbrella) code rather than a billable specific code. For billing purposes, clinicians typically use a more specific sub-code under G11. Browse the sub-codes listed on this page.
Which ICD-10 chapter does G11 belong to?
G11 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 Hereditary ataxia?
For a plain-language explanation of Hereditary ataxia, ask GoDavaii's Health AI - it explains medical conditions in 22+ Indian languages, free, with no signup. Tap "Ask GoDavaii AI about Hereditary ataxia" 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 ↗