Specific code 2010 ICD-9-CM Diagnosis Code 744.46
Preauricular sinus or fistula
  • Short description: Preauricular sinus/fistu.
  • ICD-9-CM 744.46 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 744.46 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 2010 version of ICD-9-CM 744.46.
  • More recent version(s) of ICD-9-CM 744.46: 2011 2012 2013 2014 2015.
Convert to ICD-10-CM: 744.46 converts approximately to:
  • 2015/16 ICD-10-CM Q18.1 Preauricular sinus and cyst
Approximate Synonyms
  • Bilat preauricular fistula
  • Bilat preauricular sinus
  • Bilateral preauricular fistula
  • Bilateral preauricular fistulae
  • Bilateral preauricular sinus
  • Left preauricular fistula
  • Left preauricular sinus
  • Preauricular fistula
  • Preauricular sinus
  • Preauricular sinus, pit or fistula
  • Right preauricular fistula
  • Right preauricular sinus
ICD-9-CM Volume 2 Index entries containing back-references to 744.46:
  • Anomaly, anomalous (congenital) (unspecified type) 759.9
    • preauricular sinus 744.46
  • Fistula (sinus) 686.9
    • preauricular (congenital) 744.46
  • Imperfect
  • Sinus - see also Fistula
    • preauricular 744.46
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 744.46 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 2010 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.