Specific code 2015 ICD-9-CM Diagnosis Code 334.4
Cerebellar ataxia in diseases classified elsewhere
  • 2015
  • Billable Code
  • Manifestation Code
  • ICD-9-CM 334.4 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 334.4 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Code First
ICD-9-CM Coding Information
  • 334.4 describes the manifestation of an underlying disease, not the disease itself, and therefore should not be used as a principal diagnosis.
Convert to ICD-10-CM: 334.4 converts directly to:
  • 2015 ICD-10-CM G32.81 Cerebellar ataxia in diseases classified elsewhere
ICD-9-CM Volume 2 Index entries containing back-references to 334.4:
  • Ataxia, ataxy, ataxic 781.3
    • cerebellar 334.3
      • hereditary (Marie's) 334.2
      • in
        • alcoholism 303.9 [334.4]
        • myxedema (see also Myxedema) 244.9 [334.4]
        • neoplastic disease NEC 239.9 [334.4]
  • Degeneration, degenerative
    • cortical (cerebellar) (parenchymatous) 334.2
      • alcoholic 303.9 [334.4]
      • diffuse, due to arteriopathy 437.0
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 334.4 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.