Specific code 2014 ICD-9-CM Diagnosis Code 473.1
Chronic frontal sinusitis
  • Billable Code
  • Short description: Chr frontal sinusitis.
  • ICD-9-CM 473.1 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 473.1 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Frontal sinusitis, chronic
Convert to ICD-10-CM: 473.1 converts directly to:
  • 2014 ICD-10-CM J32.1 Chronic frontal sinusitis
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
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 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.