Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes J00-J99 – Diseases of the respiratory system (J00-J99) > 2024 ICD-10-CM Codes J30-J39 – Other diseases of upper respiratory tract (J30-J39) > 2024 ICD-10-CM Codes J31 – Chronic rhinitis, nasopharyngitis and pharyngitis (J31)