2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Respiratory System 460-519 > Other Diseases Of Upper Respiratory Tract 470-478 > 2006 ICD-9-CM Diagnosis 477 Allergic rhinitis View the most recent version of ICD-9-CM 477 477 is a non-specific code that cannot be used to specify a diagnosis 477 Includes allergic rhinitis (nonseasonal) (seasonal) hay fever spasmodic rhinorrhea 477 Excludes allergic rhinitis with asthma (bronchial) (493.0)