Home > 2011 ICD-9-CM Diagnosis Codes > Diseases Of The Respiratory System 460-519 > Other Diseases Of Upper Respiratory Tract 470-478 > Chronic sinusitis 473-
Specific code 2011 ICD-9-CM Diagnosis Code 473.1
Chronic frontal sinusitis
  • Short description: Chr frontal sinusitis.
  • ICD-9-CM 473.1 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 473.1 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 473.1.
  • More recent version(s) of ICD-9-CM 473.1: 2012 2013 2014 2015.
Convert to ICD-10-CM: 473.1 converts directly to:
  • 2015/16 ICD-10-CM J32.1 Chronic frontal sinusitis
Approximate Synonyms
  • Frontal sinusitis, chronic
ICD-9-CM Volume 2 Index entries containing back-references to 473.1:
  • Abscess (acute) (chronic) (infectional) (lymphangitic) (metastatic) (multiple) (pyogenic) (septic) (with lymphangitis) (see also Cellulitis) 682.9
    • frontal (sinus) (chronic) (see also Sinusitis, frontal) 473.1
  • Degeneration, degenerative
    • nasal sinus (mucosa) (see also Sinusitis) 473.9
      • frontal 473.1
      • maxillary 473.0
  • Disease, diseased - see also Syndrome
    • frontal sinus (chronic) 473.1
  • Empyema (chest) (diaphragmatic) (double) (encapsulated) (general) (interlobar) (lung) (medial) (necessitatis) (perforating chest wall) (pleura) (pneumococcal) (residual) (sacculated) (streptococcal) (supradiaphragmatic) 510.9
    • frontal (sinus) (chronic) (see also Sinusitis, frontal) 473.1
  • Fistula (sinus) 686.9
    • frontal sinus (see also Sinusitis, frontal) 473.1
  • Infection, infected, infective (opportunistic) 136.9
    • frontal sinus (chronic) (see also Sinusitis, frontal) 473.1
  • Inflammation, inflamed, inflammatory (with exudation)
    • frontal (chronic) (sinus) (see also Sinusitis, frontal) 473.1
  • Perforation, perforative (nontraumatic)
    • frontal sinus (see also Sinusitis, frontal) 473.1
  • Sinusitis (accessory) (nasal) (hyperplastic) (nonpurulent) (purulent) (chronic) 473.9
  • Suppuration, suppurative - see also condition
    • frontal (sinus) (chronic) (see also Sinusitis, frontal) 473.1
 473.0 ICD9Data.com 473.2 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 473.1 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.
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