G10
Huntington's disease
HCC risk adjustment mapping
CMS-HCC V28
Friedreich and Other Hereditary Ataxias; Huntington Disease
CMS-HCC ESRD V24
Parkinson's and Huntington's Diseases
RxHCC V08
Huntington Disease
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
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-)
Huntington's chorea Huntington's dementia
certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Official Guidelines for G10
FY 2026 ›Find G10 in the alphabetic index
10 index paths lead to this code
- Huntington's disease or chorea
- Chorea › hereditary
- Chorea › Huntington's
- Disease, diseased › Huntington's
- Huntington's disease or chorea › with dementia
- Chorea › progressive › hereditary
- Dementia › in › Huntington's disease or chorea
- Disease, diseased › Huntington's › with dementia
- Huntington's disease or chorea › with dementia › with behavioral disturbance
- Dementia › in › Huntington's disease or chorea › with behavioral disturbance