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Your Trusted Providers of Ear, Nose and Throat Care in Northern Virginia

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Award-Winning Physicians

Year after year, our ENT Physicians win numerous Top-Doctor and Patient Choice awards from Northern Virginia Magazine, Washingtonian, Castle Connolly, Vitals, etc.

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Personalized Treatment

Your health is your most important asset. We take a patient-centered approach to develop a treatment plan that matches your clinical needs and lifestyle goals.

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Quality, Privacy, and Safety

All staff and team members at Potomac ENT & Allergy are trained thoroughly to maintain HIPAA compliance and assist you in find solutions to your clinical situations.

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Rapid Scheduling and Service

Scheduling appointments with ENTs in a timely manner is a challenge for many. At Potomac ENT & Allergy, we can see you the same day for emergency situations!

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Welcome to Potomac ENT & Allergy

A Division of The Centers for Advanced ENT Care

Potomac ENT & Allergy, a Division of The Centers for Advanced ENT Care (CADENT), provides efficient, modern, and quality care as the hallmarks of our practice.  We are highly trained board-certified sub-specialists with decades of award winning experience.

We provide services that cover the entire scope of your ear, nose, and throat needs, including General ENT, Pediatric ENT, Head and Neck Surgery, Sleep Medicine, Allergy Medicine, Audiology and Hearing Aids, Vestibular Rehabilitation, Facial Cosmetics, Rhinoplasty, and Facial Reconstructive Surgery.

Our Services

Our Clinical Specialists


ENT Physician


ENT physician


ENT Physician Assistant

Shawn Khan, PA-C



Tonya Stone, AuD



Mary Jo Grote, PhD

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Latest Articles

Nasal valve collapse

Nasal valve collapse

What is nasal valve collapse? Nasal valve collapse is a term that refers to any weakness or narrowing of the…
What is TMJ dysfunction?

What is TMJ dysfunction?

Facial pain is one of the most frequent complaints by patients who go to ENT clinics for help. At the…
Nasal Vestibulitis: Causes, Signs, Symptoms, Risk Factors & Treatment

Nasal Vestibulitis: Causes, Signs, Symptoms,...

The region between your nostrils is known as the nasal vestibule. It denotes the entrance to your nasal cavity. Nasal…