G10

ICD-10Billable

Huntington's disease

Official ICD-10-CM descriptor (FY2026)

Huntington's disease

G10 is valid for submission on a claim: CMS flags it as a billable, specific code.

Inclusion terms

Huntington's chorea
Huntington's dementia

Use additional code

Report an additional code to identify the associated condition.

code, if applicable, to identify:
dementia with anxiety (F02.84, F02.A4, F02.B4, F02.C4)
dementia with behavioral disturbance (F02.81-, F02.A1-, F02.B1-, F02.C1-)
dementia with mood disturbance (F02.83, F02.A3, F02.B3, F02.C3)
dementia with psychotic disturbance (F02.82, F02.A2, F02.B2, F02.C2)
dementia without behavioral disturbance (F02.80, F02.A0, F02.B0, F02.C0)
mild neurocognitive disorder due to known physiological condition (F06.7-)

Where this code sits

Chapter: 6. Diseases of the nervous system (G00-G99)
Block: Systemic atrophies primarily affecting the central nervous system (G10-G14)

Krasyn Codes for Chrome

Review coding suggestions beside a validated web workflow. Private pilot.

Request pilot access

Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.