G11.11

Friedreich ataxia

Risk-adjusting (HCC)Billable code

HCC risk adjustment mapping

CMS-HCC V28

HCC200

Friedreich and Other Hereditary Ataxias; Huntington Disease

CMS-HCC ESRD V24

HCC72

Spinal Cord Disorders/Injuries

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

This code · G11.11
Synonyms

Autosomal recessive Friedreich ataxia Friedreich ataxia with retained reflexes

Inherited from G11Hereditary ataxia
Excludes 2

cerebral palsy (G80.-) hereditary and idiopathic neuropathy (G60.-) metabolic disorders (E70-E88)

Inherited from chapter 6Diseases of the nervous system
Excludes 2

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 G11.11

FY 2026 ›