Specific code 2011 ICD-9-CM Diagnosis Code 490
Bronchitis not specified as acute or chronic
  • Short description: Bronchitis NOS.
  • ICD-9-CM 490 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 490 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2011 version of ICD-9-CM 490.
  • More recent version(s) of ICD-9-CM 490: 2012 2013 2014.
Disease Synonyms
  • Bronchitis
  • Chest cold
  • Laryngotracheobronchitis
  • Tracheobronchitis
490 Excludes
  • bronchitis:
Applies To
  • Bronchitis NOS:
    • catarrhal
    • with tracheitis NOS
  • Tracheobronchitis NOS
Convert to ICD-10-CM: 490 converts directly to:
  • 2014 ICD-10-CM J40 Bronchitis, not specified as acute or chronic
ICD-9-CM Volume 2 Index entries containing back-references to 490:
  • Bronchitis (diffuse) (hypostatic) (infectious) (inflammatory) (simple) 490
    • with
      • emphysema - see Emphysema
      • influenza, flue, or grippe (see also Influenza) 487.1
      • obstruction airway, chronic 491.20
      • tracheitis 490
    • allergic (acute) (see also Asthma) 493.9
    • caseous (see also Tuberculosis) 011.3
    • catarrhal 490
      • acute - see Bronchitis, acute
      • chronic 491.0
    • chemical (acute) (subacute) 506.0
    • croupous 466.0
      • with bronchospasm or obstruction 466.0
      • due to fumes or vapors 506.0
    • fetid (chronic) (recurrent) 491.1
    • fibrinous, acute or subacute 466.0
      • with bronchospasm or obstruction 466.0
    • grippal (see also Influenza) 487.1
    • influenzal (see also Influenza) 487.1
    • membranous, acute or subactue 466.0
      • with bronchospasm or obstruction 466.0
    • mucopurulent (chronic) (recurrent) 491.1
    • plastic (inflammatory) 466.0
    • pneumococcal, acute or subacute 466.0
      • with bronchospasm or obstruction 466.0
    • purulent (chronic) (recurrent) 491.1
      • acute or subacute 466.0
        • with bronchospasm or obstruction 466.0
    • scrofulous (see also Tuberculosis) 011.3
    • septic, acute or subacute 466.0
      • with bronchospasm or obstruction 466.0
    • suffocative, acute or subacute 466.0
    • summer (see also Asthma) 493.9
    • suppurative (chronic) 491.1
    • tuberculous (see also Tuberculosis) 011.3
    • viral, acute or subacute 466.0
  • Catarrh, catarrhal (inflammation) (see also condition) 460
    • chest (see also Bronchitis) 490
    • lung (see also Bronchitis) 490
    • pulmonary (see also Bronchitis) 490
  • Effusion
    • bronchial (see also Bronchitis) 490
  • Infection, infected, infective (opportunistic) 136.9
    • bronchus (see also Bronchitis) 490
  • Irritability 799.22
    • bronchial (see also Bronchitis) 490
  • Irritation
    • bronchial (see also Bronchitis) 490
  • Laryngotracheobronchitis (see also Bronchitis) 490
  • Stasis
    • bronchus (see also Bronchitis) 490
  • Tracheitis (acute) (catarrhal) (infantile) (membranous) (plastic) (pneumococcal) (septic) (suppurative) (viral) 464.10
    • with
      • bronchitis 490
        • acute or subacute 466.0
        • chronic 491.8
        • tuberculosis - see Tuberculosis, pulmonary
      • laryngitis (acute) 464.20
        • with obstruction 464.21
        • chronic 476.1
        • tuberculous (see also Tuberculosis, larynx) 012.3
      • obstruction 464.11
  • Tracheobronchitis (see also Bronchitis) 490
    • acute or subacute 466.0
      • with bronchospasm or obstruction 466.0
    • influenzal (see also Influenza) 487.1
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 490 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.