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Internist, Gastroenterologist (digestive)
22 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. William Segal:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. William Segal is Good. Dr. Segal has been reviewed by 9 patients who have provided 1 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 4.5
Courteous Staff 4.7
Accurate Diagnosis 4.0
Bedside Manner 4.0
Spends Time with Me 4.0
Follows Up After Visit 4.0

Specialties & Research

Dr. William Segal, MD is board certified in Internal Medicine and Gastroenterology.

  • He has special expertise in 5 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Segal graduated from University of Pennsylvania , Philadelphia. He has 3 awards.

Patients' Choice Award (2015)
Compassionate Doctor Recognition (2015)
On-Time Doctor Award (2015)


Dr. Segal has 5 hospital affiliations:

  • University Medical Center At Princeton 
  • Princeton Healthcare System 

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Additional Information
Dr. William Nathan Segal MD is a male Internist, has 22 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. William N. Segal practice?
Dr. William Segal has 1 office location.
Dr. William Segal practices Internal Medicine and Gastroenterology near Princeton, NJ.
See Princeton Internists and Princeton Gastroenterologists.