At ENTACC, our patients are our priority.

About Us

Michael Picariello, MD; Adam Mariotti, MD; Joseph Smith, MD; Alexander Keszeli, DO

Adam Mariotti, MD, Joseph Smith, MD, Alexander Keszeli, DO, Michael Picariello, MD

At ENTACC, our patients are our priority. We utilize the latest technologies and resources available to aid in diagnosing and treating your ENT problem. Our practice has been serving the Chester County community for over 45 years, and this experience and dedication allow us to offer our patients the highest quality of care.

There are many reasons patients choose ENTACC as their preferred provider of ENT Services. Not only are we a proud affiliate of Penn Medicine, ENTACC is the only ENT provider in Chester County to offer the convenience of on-site surgery, CT imaging, sleep medicine and a balance center.

Erin O. from Downingtown, PA

“I had stopped taking my allergy medicine and ended up with the worse sinus infection of my life. The staff at Ear, Nose & Throat Associates of Chester County genuinely will provide you with the best care. I was overwhelmed by the kindness, concern, and sense of urgency everyone gave. My phone calls were returned promptly and time was made to see me in the office when it was an emergency.”

Connie J. from West Chester, PA

“I can say after years of coming to Ear, Nose & Throat Associates of Chester County, my relationship and trust with Dr. Marriotti has grown tremendously. He is personable, friendly and I appreciate his input with my hearing condition. The staff at Ear, Nose & Throat Associates of Chester County is always cheery and pleasant. I enjoy my visits and always leave feeling like I am in good hands.”

Dauna P. from University Lincoln, PA

“I am so grateful for the care Dr. Picariello has given for my complex and serious brain diagnosis. He has made such an impression on the way the process was handled. I shall never forget him and how humble he was when dealing with my condition. He is truly one of the best around and I am fortunate for his high ethical standards and professionalism.”

Kathy S. from Schwenksvile, PA

“The knowledge, encouragement, concern, and individual attention the doctors of Ear, Nose & Throat Associates of Chester County had demonstrated was far beyond my expectations. The office atmosphere is professional yet friendly. The doctors know their profession well and are able to explain in basic understandable terms. They made sure we were comfortable and took their time going over everything extensively.”

James B., from Coatesville, PA

“The allergy shot process has been a great experience and has prevented a reoccurrence of my nasal polyps, and decreased the need for my asthma inhaler. The allergy staff is excellent.”