Specific code 2011 ICD-9-CM Diagnosis Code 471.1
Polypoid sinus degeneration
  • Short description: Polypoid sinus degen.
  • ICD-9-CM 471.1 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 471.1 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 2011 version of ICD-9-CM 471.1.
  • More recent version(s) of ICD-9-CM 471.1: 2012 2013 2014 2015.
Convert to ICD-10-CM: 471.1 converts directly to:
  • 2015/16 ICD-10-CM J33.1 Polypoid sinus degeneration
Applies To
  • Woakes' syndrome or ethmoiditis
ICD-9-CM Volume 2 Index entries containing back-references to 471.1:
  • Degeneration, degenerative
    • sinus (cystic) (see also Sinusitis) 473.9
      • polypoid 471.1
  • Ethmoiditis (chronic) (nonpurulent) (purulent) (see also Sinusitis, ethmoidal) 473.2
    • Woakes' 471.1
  • Syndrome - see also Disease
    • Woakes' (ethmoiditis) 471.1
  • Woakes' syndrome (ethmoiditis) 471.1
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 471.1 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.