William N. Segal, MD
Gastroenterology
Accepting new patients
Sees patients age 18 and up
Princeton Medicine Physicians - Center for Digestive Health Plainsboro
View 1 additional location
Make an appointmentCall 609-853-6390
Penn Medicine Provider

About me

Education and training

  • Medical School: University of Pennsylvania School of Medicine
  • Residency: Mass General Brigham Healthcare Center - Chestnut Hill
  • Fellowship: University of California San Francisco

What my patients think about me

Average Rating

579 reviews

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

December 2025
dr segal is very caring. he takes his time to listen and answer any questions
December 2025
knowledgeable and kind! on time!
December 2025
i have relied on dr segal for many years. he is knowledgeable and caring.
December 2025
i have known dr segal for well over 15 years. he is the best. he is an excellent diagnostician and patient oriented. he explains everything concerning my issues and addresses them to my satisfaction.

Insurance accepted

My Locations

Princeton Medicine Physicians - Center for Digestive Health Princeton

Penn Medicine hospital privileges

  • Princeton Medical Center: Has privileges to treat patients in the hospital.
Dr. Segal is a Penn Medicine physician. In New Jersey, providers are affiliated with Penn Medicine through Clinical Health Care Associates of New Jersey or Princeton Healthcare Affiliated Physicians, PC.

Qualifications and experience

Treatments and Conditions