Specific code 2012 ICD-9-CM Diagnosis Code 477.9
Allergic rhinitis, cause unspecified
  • Short description: Allergic rhinitis NOS.
  • ICD-9-CM 477.9 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 477.9 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 477.9.
  • More recent version(s) of ICD-9-CM 477.9: 2013 2014.
Disease Synonyms
  • Allergic rhinitis
  • Allergic rhinitis (nose congestion)
  • Allergic rhinitis (nose congestion), seasonal
  • Allergic rhinitis, perennial
  • Perennial allergic rhinitis
  • Seasonal allergic rhinitis
  • Upper respiratory tract allergy
  • Vasomotor rhinitis
Convert to ICD-10-CM: 477.9 converts approximately to:
  • 2014 ICD-10-CM J30.0 Vasomotor rhinitis
    Or:
  • 2014 ICD-10-CM J30.9 Allergic rhinitis, unspecified
ICD-9-CM Volume 2 Index entries containing back-references to 477.9:
  • Allergy, allergic (reaction) 995.3
    • air-borne substance (see also Fever, hay) 477.9
      • specified allergen NEC 477.8
    • hay fever (grass) (pollen) (ragweed) (tree) (see also Fever, hay) 477.9
    • inhalant 477.9
    • respiratory (see also Allergy, inhalant) 477.9
      • due to
        • drug - see Allergy, drug
        • food - see Allergy, food
    • rhinitis (see also Fever, hay) 477.9
    • sinusitis (see also Fever, hay) 477.9
    • upper respiratory (see also Fever, hay) 477.9
  • Bostock's catarrh (see also Fever, hay) 477.9
  • Catarrh, catarrhal (inflammation) (see also condition) 460
    • Bostock's (see also Fever, hay) 477.9
    • hay (see also Fever, hay) 477.9
    • summer (hay) (see also Fever, hay) 477.9
    • vasomotor (see also Fever, hay) 477.9
  • Catarrhus aestivus (see also Fever, hay) 477.9
  • Cold 460
    • allergic (see also Fever, hay) 477.9
  • Disease, diseased - see also Syndrome
    • Bostock's (see also Fever, hay) 477.9
  • Febris (see also Fever) 780.60
    • aestiva (see also Fever, hay) 477.9
  • Fever 780.60
    • hay (allergic) (with rhinitis) 477.9
      • with
        • asthma (bronchial) (see also Asthma) 493.0
      • due to
        • dander, animal (cat) (dog) 477.2
        • dust 477.8
        • fowl 477.8
        • hair, animal (cat) (dog) 477.2
        • pollen, any plant or tree 477.0
        • specified allergen other than pollen 477.8
  • Hay
    • fever (allergic) (with rhinitis) 477.9
      • with asthma (bronchial) (see also Asthma) 493.0
      • allergic, due to grass, pollen, ragweed, or tree 477.0
      • conjunctivitis 372.05
      • due to
  • Rhinitis (atrophic) (catarrhal) (chronic) (croupous) (fibrinous) (hyperplastic) (hypertrophic) (membranous) (purulent) (suppurative) (ulcerative) 472.0
    • with
      • hay fever (see also Fever, hay) 477.9
        • with asthma (bronchial) 493.0
      • sore throat - see Nasopharyngitis
    • allergic (nonseasonal) (seasonal) (see also Fever, hay) 477.9
      • with asthma (see also Asthma) 493.0
      • due to food 477.1
    • vasomotor (see also Fever, hay) 477.9
  • Rhinorrhea 478.19
    • paroxysmal (see also Fever, hay) 477.9
    • spasmodic (see also Fever, hay) 477.9
  • Sinusitis (accessory) (nasal) (hyperplastic) (nonpurulent) (purulent) (chronic) 473.9
    • allergic (see also Fever, hay) 477.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 477.9 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.