Home > 2006 ICD-9-CM Diagnosis Codes > Diseases Of The Circulatory System 390-459 > Diseases Of Arteries, Arterioles, And Capillaries 440-448 > Atherosclerosis 440-
Specific code 2006 ICD-9-CM Diagnosis Code 440.21
Atherosclerosis of native arteries of the extremities with intermittent claudication
  • Short description: ATH EXT NTV AT W CLAUDCT.
  • ICD-9-CM 440.21 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 440.21 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 2006 version of ICD-9-CM 440.21.
  • More recent version(s) of ICD-9-CM 440.21: 2007 2008 2009 2010 2011 2012 2013 2014 2015.
Convert to ICD-10-CM: 440.21 converts approximately to:
  • 2015/16 ICD-10-CM I70.219 Atherosclerosis of native arteries of extremities with intermittent claudication, unspecified extremity
Approximate Synonyms
  • Atherosclerosis native artery of limb, w intermittent claudication
  • Atherosclerosis of artery of limb
  • Atherosclerosis of bilat legs w intermittent claudication
  • Atherosclerosis of bilateral legs with intermittent claudication
  • Atherosclerosis of both leg native arteries with intermittent claudication
  • Atherosclerosis of left leg native artery with intermittent claudication
  • Atherosclerosis of left leg w intermittent claudication
  • Atherosclerosis of left leg with intermittent claudication
  • Atherosclerosis of right leg native artery with intermittent claudication
  • Atherosclerosis of right leg w intermittent claudication
  • Atherosclerosis of right leg with intermittent claudication
  • Intermittent claudication due to atherosclerosis of native artery of limb
ICD-9-CM Volume 2 Index entries containing back-references to 440.21:
  • Arteriosclerosis, arteriosclerotic (artery) (deformans) (diffuse) (disease) (endarteritis) (general) (obliterans) (obliterative) (occlusive) (senile) (with calcification) 440.9
  • Charcôt's
    • syndrome (intermittent claudication) 443.9
      • due to atherosclerosis 440.21
  • Claudication, intermittent 443.9
    • due to atherosclerosis 440.21
  • Dysbasia 719.7
    • angiosclerotica intermittens 443.9
      • due to atherosclerosis 440.21
  • Syndrome - see also Disease
    • Charcôt's (intermittent claudication) 443.9
      • angina cruris 443.9
      • due to atherosclerosis 440.21
 440.20 ICD9Data.com 440.22 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 440.21 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 2006 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
Free ICD-9-CM Codes
Site Information
Free ICD-10-CM/PCS Codes
Free HCPCS Codes