Specific code 2014 ICD-9-CM Diagnosis Code 334.0
Friedreich's ataxia
  • Billable Code
  • ICD-9-CM 334.0 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 334.0 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Friedreichs ataxia
  • Spinocerebellar ataxia
Clinical Information
  • Inherited disease with degenerative changes in the dorsal half of spinal cord and cerebellum; characterized by ataxia of extremities and trunk, speech impairment, and lateral curvature of the spine.
Convert to ICD-10-CM: 334.0 converts approximately to:
  • 2014 ICD-10-CM G11.1 Early-onset cerebellar ataxia
ICD-9-CM Volume 2 Index entries containing back-references to 334.0:
  • Ataxia, ataxy, ataxic 781.3
    • family, familial 334.2
      • cerebral (Marie's) 334.2
      • spinal (Friedreich's) 334.0
    • Friedreich's (heredofamilial) (spinal) 334.0
    • spinal
      • hereditary 334.0
      • progressive locomotor 094.0
  • Disease, diseased - see also Syndrome
    • Friedreich's
      • combined systemic or ataxia 334.0
      • facial hemihypertrophy 756.0
      • myoclonia 333.2
  • Friedreich's
    • ataxia 334.0
    • combined systemic disease 334.0
    • disease 333.2
      • combined systemic 334.0
    • sclerosis (spinal cord) 334.0
  • Sclerosis, sclerotic
    • Friedreich's (spinal cord) 334.0
    • hereditary
      • cerebellar 334.2
      • spinal 334.0
    • spinal (cord) (general) (progressive) (transverse) 336.8
      • ascending 357.0
      • combined - see also Degeneration, combined
      • disseminated 340
      • dorsolateral - see Degeneration, combined
      • hereditary (Friedreich's) (mixed form) 334.0
      • lateral (amyotrophic) 335.24
      • multiple 340
      • posterior (syphilitic) 094.0
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 334.0 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.