Specific code 2009 ICD-9-CM Diagnosis Code 334.2
Primary cerebellar degeneration
  • Short description: PRIMARY CEREBELLAR DEGEN.
  • ICD-9-CM 334.2 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 334.2 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2009 version of ICD-9-CM 334.2.
  • More recent version(s) of ICD-9-CM 334.2: 2010 2011 2012 2013 2014.
Applies To
  • Cerebellar ataxia:
    • Marie's
    • Sanger-Brown
  • Dyssynergia cerebellaris myoclonica
  • Primary cerebellar degeneration:
    • NOS
    • hereditary
    • sporadic
Convert to ICD-10-CM: 334.2 converts approximately to:
  • 2014 ICD-10-CM G11.0 Congenital nonprogressive ataxia
    Or:
  • 2014 ICD-10-CM G11.2 Late-onset cerebellar ataxia
ICD-9-CM Volume 2 Index entries containing back-references to 334.2:
  • Ataxia, ataxy, ataxic 781.3
    • family, familial 334.2
      • cerebral (Marie's) 334.2
      • spinal (Friedreich's) 334.0
    • hereditary NEC 334.2
    • heredofamilial (Marie's) 334.2
    • Marie's (cerebellar) (heredofamilial) 334.2
    • Sanger-Brown's 334.2
  • Degeneration, degenerative
    • cerebellar NEC 334.9
      • primary (hereditary) (sporadic) 334.2
    • cortical (cerebellar) (parenchymatous) 334.2
  • Disease, diseased - see also Syndrome
    • Hunt's
      • dyssynergia cerebellaris myoclonica 334.2
      • herpetic geniculate ganglionitis 053.11
  • Dyssynergia
    • cerebellaris myoclonica 334.2
  • Hunt's
    • syndrome (herpetic geniculate ganglionitis) 053.11
      • dyssynergia cerebellaris myoclonica 334.2
  • Marie's
    • cerebellar ataxia 334.2
  • Ramsay Hunt syndrome (herpetic geniculate ganglionitis) 053.11
    • meaning dyssynergia cerebellaris myoclonica 334.2
  • Sanger-Brown's ataxia 334.2
  • Sclerosis, sclerotic
    • brain (general) (lobular) 341.9
      • Alzheimer's - see Alzheimer's, dementia
      • artery, arterial 437.0
      • atrophic lobar 331.0
      • diffuse 341.1
        • familial (chronic) (infantile) 330.0
        • infantile (chronic) (familial) 330.0
        • Pelizaeus-Merzbacher type 330.0
      • disseminated 340
      • hereditary 334.2
      • infantile (degenerative) (diffuse) 330.0
      • insular 340
      • Krabbe's 330.0
      • miliary 340
      • multiple 340
      • Pelizaeus-Merzbacher 330.0
      • progressive familial 330.0
      • senile 437.0
      • tuberous 759.5
    • hereditary
      • cerebellar 334.2
      • spinal 334.0
  • Syndrome - see also Disease
    • Hunt's (herpetic geniculate ganglionitis) 053.11
      • dyssynergia cerebellaris myoclonica 334.2
    • Ramsay Hunt's
      • dyssynergia cerebellaris myoclonica 334.2
      • herpetic geniculate ganglionitis 053.11
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 334.2 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 2009 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.