Specific code 2011 ICD-9-CM Diagnosis Code 755.64
Congenital deformity of knee (joint)
  • Short description: Cong knee deformity.
  • ICD-9-CM 755.64 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 755.64 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2011 version of ICD-9-CM 755.64.
  • More recent version(s) of ICD-9-CM 755.64: 2012 2013 2014.
Disease Synonyms
  • Bifid patella
  • Bipartite patella
  • Bipartite patella (kneecap)
  • Congenital deformity of knee joint
  • Congenital dislocation of patella
  • Congenital dislocation patella (kneecap)
  • Congenital genu valgum
  • Congenital genu varum
  • Deformity of knee joint, congenital
  • Genu valgum, congenital
  • Genu varum, congenital
Applies To
  • Congenital:
    • absence of patella
    • genu valgum [knock-knee]
    • genu varum [bowleg]
  • Rudimentary patella
Convert to ICD-10-CM: 755.64 converts approximately to:
  • 2014 ICD-10-CM Q68.2 Congenital deformity of knee
    Or:
  • 2014 ICD-10-CM Q74.1 Congenital malformation of knee
ICD-9-CM Volume 2 Index entries containing back-references to 755.64:
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 755.64 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 2011 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.