Dr. Cullen is a graduate of the University of Medicine and Dentistry of New Jersey. She has completed both her Internal Medicine and Gastroenterology training at University Hospital in Newark, New Jersey where she served as the Chief Medical Resident. Dr. Cullen provides comprehensive care for digestive diseases and primary care. She performs a full range of diagnostic endoscopic procedures and is Board Certified in Gastroenterology.


“Dr Cullen has been treating me for over 20 years for a chronic condition, she id excellent one of the best physicians I have had the pleasure of dealing with. She is incredibly knowledgeable in her field, I am always confident that I am receiving the best treatment and advice”

– K.R., 5/2024

“Dr. Holly Cullen was very professional and helpful in evaluating an issue I was experiencing. Upon completion of test procedures she requested, she immediately followed up with me to review / discuss the results and answer any questions I had. I would definitely recommend Dr. Cullen.”

– P.L., 2/2024

“Dr. Cullen is the best – and the entire staff is caring and helpful.”

– Anonymous, 11/7/23