Gregory S. Lesser, MD, FACG, AGAF

Dr. Gregory Lesser

Dr. Lesser, a current resident of Monmouth County, was born in New Jersey and has spent the majority of his life in the Garden State. For the last decade, he has taken impeccable care of myriad GI patients throughout the area. Dr. Lesser is also an accomplished research writer, having co-authored several publications on sedation and colonoscopy, in addition to other gastroenterology pertinent topics. He is committed to his patients: helping each individual understand his or her condition and available treatment options, while setting them on a pathway to improved health.

  • Tulane University – Biomedical Engineering
  • Tulane University – Public Health
  • The American University of the Caribbean School of Medicine – Medical Degree
  • Cooper University Hospital, NJ – Residency
  • Cooper University Hospital, NJ – Fellowship
  • Board certified in Gastroenterology
Professional Experience
  • Trinitas Regional Medical Center – staff member
  • Robert Wood Johnson University Hospital – staff member

318 East Westfield Avenue
Roselle Park, NJ 07204
Tel: (908) 245-2229
Fax: (908) 245-2384

727 Raritan Road
 Suite 101
Clark, NJ 07066
Tel: (732) 499-8000
Fax: (732) 396-9413

Why Choose Us

  • Trustworthy. We continue to seek and attain accreditation from the foremost leader in ambulatory healthcare oversight to stay current and grow in tangent with industry change.
  • Recommended. Our award-winning physicians have close working relationships with many area hospitals. Several have received national recognition for their practices and theory in the field of Endoscopy.
  • Caring. At Garden State Endoscopy and Surgery Center we put the needs and comfort of our patients above all else. Visit our Physician Bio page to learn more about what drives our doctors in delivering only the best.