Specific code 2014 ICD-9-CM Diagnosis Code 477.9
Allergic rhinitis, cause unspecified
  • Billable Code
  • 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.
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
Clinical Information
  • A disorder characterized by an inflammation of the nasal mucous membranes caused by an ige-mediated response to external allergens. The inflammation may also involve the mucous membranes of the sinuses, eyes, middle ear, and pharynx. Symptoms include sneezing, nasal congestion, rhinorrhea and itching.
  • Inflammation of the nasal mucous membranes caused by an ige-mediated response to external allergens. The inflammation may also involve the mucous membranes of the sinuses, eyes, middle ear, and pharynx. Symptoms include sneezing, nasal congestion, rhinorrhea, and itching. It may lead to fatigue, drowsiness, and malaise thus causing impairment of the quality of life.
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 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.