Specific code 2012 ICD-9-CM Diagnosis Code 451.2
Phlebitis and thrombophlebitis of lower extremities, unspecified
  • Short description: Thrombophlebitis leg NOS.
  • ICD-9-CM 451.2 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 451.2 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 2012 version of ICD-9-CM 451.2.
  • More recent version(s) of ICD-9-CM 451.2: 2013 2014 2015.
Convert to ICD-10-CM: 451.2 converts directly to:
  • 2015/16 ICD-10-CM I80.3 Phlebitis and thrombophlebitis of lower extremities, unspecified
ICD-9-CM Volume 2 Index entries containing back-references to 451.2:
  • Endophlebitis (see also Phlebitis) 451.9
    • leg 451.2
  • Inflammation, inflamed, inflammatory (with exudation)
    • vein (see also Phlebitis) 451.9
      • thrombotic 451.9
        • cerebral (see also Thrombosis, brain) 434.0
        • leg 451.2
        • lower extremity 451.2
  • Periphlebitis (see also Phlebitis) 451.9
    • lower extremity 451.2
  • Phlebitis (infective) (pyemic) (septic) (suppurative) 451.9
    • lower extremity 451.2
  • Thrombophlebitis 451.9
    • lower extremity 451.2
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 451.2 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 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.