Sinusitis ICD 9 Code


Billable Medical Code for Unspecified Sinusitis (Chronic)

Diagnosis Code for Reimbursement Claim: ICD-9-CM 473.9

Code will be replaced by October 2015 and relabeled as ICD-10-CM 473.9.

The Short Description Is: Chronic sinusitis NOS.

Known As

Sinusitis is also known as abscess of accessory sinus bone, abscess of bone of accessory sinus, abscess of nasal sinus, chronic sinusitis, disorder of nasal sinus, empyema of nasal sinus, nasal infection, nasal sinus abscess, nasal sinus disease, nasal sinus empyema, sinusitis, sinusitis w nasal polyposis, sinusitis with nasal polyps, and sinusitis chronic.

Sinusitis Definition and Symptoms

Sinusitis is when the paranasal sinuses become inflamed. This can be caused by infections, allergies, or a deviated septum. Symptoms include thick yellow drainage from the nose, breathing through the nose, swelling and pressure around the eyes, cheek, and forehead, cough, headache, fatigue, and fever.