Specific code 2008 ICD-9-CM Diagnosis Code 331.82
Dementia with lewy bodies
  • Short description: DEMENTIA W LEWY BODIES.
  • ICD-9-CM 331.82 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 331.82 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2008 version of ICD-9-CM 331.82.
  • More recent version(s) of ICD-9-CM 331.82: 2009 2010 2011 2012 2013 2014 2015.
Convert to ICD-10-CM: 331.82 converts directly to:
  • 2015/16 ICD-10-CM G31.83 Dementia with Lewy bodies
Approximate Synonyms
  • Dementia associated with Parkinson's Disease
  • Dementia due to Parkinsons disease
  • Dementia due to Parkinson's disease
  • Dementia in Parkinsons disease
  • Diffuse Lewy body disease
  • Lewy body dementia
  • Lewy body dementia w behavioral disturbance
  • Lewy body dementia with behavior disturbance
  • Lewy body dementia with behavioral disturbance
  • Lewy body dementia without behavioral disturbance
  • Lewy body dementia wo behavioral disturbance
  • Lewy body disease
  • Senile dementia of the Lewy body type
Applies To
  • Dementia with Parkinsonism
  • Lewy body dementia
  • Lewy body disease
ICD-9-CM Volume 2 Index entries containing back-references to 331.82:
  • Dementia 294.8
    • Lewy body 331.82
      • with behavioral disturbance 331.82 [294.11]
      • without behavioral disturbance 331.82 [294.10]
  • Disease, diseased - see also Syndrome
    • Lewy body 331.82
      • with dementia
        • with behavioral disturbance 331.82 [294.11]
        • without behavioral disturbance 331.82 [294.10]
  • Lewy body dementia 331.82
  • Lewy body disease 331.82
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 331.82 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 2008 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.