Specific code 2012 ICD-9-CM Diagnosis Code 473.3
Chronic sphenoidal sinusitis
  • Short description: Chr sphenoidal sinusitis.
  • ICD-9-CM 473.3 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 473.3 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 473.3.
  • More recent version(s) of ICD-9-CM 473.3: 2013 2014.
Disease Synonyms
  • Chronic sphenoid sinusitis
  • Sphenoid sinusitis, chronic
Convert to ICD-10-CM: 473.3 converts directly to:
  • 2014 ICD-10-CM J32.3 Chronic sphenoidal sinusitis
ICD-9-CM Volume 2 Index entries containing back-references to 473.3:
  • Abscess (acute) (chronic) (infectional) (lymphangitic) (metastatic) (multiple) (pyogenic) (septic) (with lymphangitis) (see also Cellulitis) 682.9
    • sphenoidal (sinus) (see also Sinusitis, sphenoidal) 473.3
  • Empyema (chest) (diaphragmatic) (double) (encapsulated) (general) (interlobar) (lung) (medial) (necessitatis) (perforating chest wall) (pleura) (pneumococcal) (residual) (sacculated) (streptococcal) (supradiaphragmatic) 510.9
    • sphenoidal (chronic) (sinus) (see also Sinusitis, sphenoidal) 473.3
  • Fistula (sinus) 686.9
    • sphenoidal sinus (see also Sinusitis, sphenoidal) 473.3
  • Infection, infected, infective (opportunistic) 136.9
    • sphenoidal (chronic) (sinus) (see also Sinusitis, sphenoidal) 473.3
  • Inflammation, inflamed, inflammatory (with exudation)
    • sphenoidal (sinus) (see also Sinusitis, sphenoidal) 473.3
  • Perforation, perforative (nontraumatic)
    • sphenoidal sinus (see also Sinusitis, sphenoidal) 473.3
  • Sinusitis (accessory) (nasal) (hyperplastic) (nonpurulent) (purulent) (chronic) 473.9
    • sphenoidal 473.3
  • Sphenoiditis (chronic) (see also Sinusitis, sphenoidal) 473.3
  • Suppuration, suppurative - see also condition
    • sphenoidal (sinus) (chronic) (see also Sinusitis, sphenoidal) 473.3
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 473.3 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.