At ENTACC, our patients are our priority.

Alexander C Keszeli, DO, FAOCO

ENTACC Sinus, Audiology, Sleep Medicine and Allergy Professionals

As a graduate of Philadelphia Osteopathic College of Medicine, Dr. Keszeli continues to serve as a clinical associate professor teaching medical students in otolaryngology. Dr. Keszeli is currently Section Chief of Otolaryngology at Turks Head Surgery Center. Previously, Dr. Keszeli served as Chairman of the Department of Surgery at Tower Health-Brandywine Hospital for over 10 years.

Dr. Keszeli has practiced at ENTACC for over 25 years. His interests include: Allergy, Nasal and Sinus disorders, Balloon Sinuplasty, Thyroid disease, Hearing and Ear disorders and Voice and Swallowing disfunction.

In his spare time, Dr. Keszeli enjoys playing sports and spending time with his wife and two sons.


Voted “Top Doc” by Suburban Life Magazine
Voted “Top Doc” by Main Line Today Magazine

Professional Organizations:

American Academy of Osteopathic Head and Neck Surgery
American Academy of Otolaryngology- Head and Neck Surgery
American Osteopathic Association of Otolaryngology
American Otolaryngic Allergy

Chester County Hospital
Brandywine Hospital
Paoli Hospital
Turk’s Head Surgery 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.”