Specific code 2012 ICD-9-CM Diagnosis Code 729.31
Hypertrophy of fat pad, knee
  • Short description: Hypertrophy of fat pad.
  • ICD-9-CM 729.31 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 729.31 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2012 version of ICD-9-CM 729.31.
  • More recent version(s) of ICD-9-CM 729.31: 2013 2014.
Disease Synonyms
  • Hypertrophy of fat pad of knee
  • Hypertrophy of infrapatellar fat pad
Applies To
  • Hypertrophy of infrapatellar fat pad
Convert to ICD-10-CM: 729.31 converts directly to:
  • 2014 ICD-10-CM M79.4 Hypertrophy of (infrapatellar) fat pad
ICD-9-CM Volume 2 Index entries containing back-references to 729.31:
  • Degeneration, degenerative
    • infrapatellar fat pad 729.31
    • popliteal fat pad 729.31
  • Fat
    • localized (pad) 278.1
      • heart (see also Degeneration, myocardial) 429.1
      • knee 729.31
      • retropatellar 729.31
  • Fibrosis, fibrotic
    • infrapatellar fat pad 729.31
    • popliteal fat pad 729.31
  • Hernia, hernial (acquired) (recurrent) 553.9
    • infrapatellar fat pad 729.31
    • popliteal fat pad 729.31
  • Hypertrophy, hypertrophic
    • fat pad 729.30
      • infrapatellar 729.31
      • knee 729.31
      • orbital 374.34
      • popliteal 729.31
      • prepatellar 729.31
      • retropatellar 729.31
      • specified site NEC 729.39
    • infrapatellar fat pad 729.31
    • popliteal fat pad 729.31
  • Panniculitis 729.30
    • knee 729.31
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 729.31 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.