What does ICD-10 code G11.6 mean?

ICD-10 code G11.6 is the standardized code used for leukodystrophy with vanishing white matter disease in medical records and coding systems.

When is ICD-10 code G11.6 used?

Doctors, hospitals, and insurers may use ICD-10 code G11.6 when recording leukodystrophy with vanishing white matter disease in a standardized format.

Does ICD-10 code G11.6 confirm a diagnosis?

No. A code helps standardize documentation and claims, but it should not be read as a substitute for a clinician's full assessment.

ICD10BillableValid for clinical use

ICD-10 Code G11.6: Leukodystrophy with vanishing white matter disease

Name: ICD-10 Code G11.6: Leukodystrophy with vanishing white matter disease
Creator: HealthAssure Clinical Team
Published: 2026-05-21T06:06:45.956Z

G11.6 is a billable ICD-10 diagnosis code used to classify Leukodystrophy with vanishing white matter disease in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the nervous system (G00-G99).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the nervous system (G00-G99).

When is it used?

May be used when a clinician documents leukodystrophy with vanishing white matter disease in a patient's medical record.
May appear in hospital records, claims, referrals, and clinical documentation.
This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

A code alone does not explain severity, treatment plan, or outcome.
A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter

6Diseases of the nervous system (G00-G99)

block

G10-G14Systemic atrophies primarily affecting the central nervous system

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

NeurologistGeneral Physician

Sibling codes

G11.0Congenital nonprogressive ataxiabillable G11.1Early-onset cerebellar ataxia G11.2Late-onset cerebellar ataxiabillable G11.3Cerebellar ataxia with defective DNA repairbillable G11.4Hereditary spastic paraplegiabillable G11.5Hypomyelination - hypogonadotropic hypogonadism - hypodontiabillable G11.8Other hereditary ataxiasbillable G11.9Hereditary ataxia, unspecifiedbillable

Coding guidelines

Common synonyms

Leukodystrophy with vanishing white matter disease

Frequently asked questions

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.