Thomas Gregory Harrington, M.D., a Long Island native, graduated from St. John the Baptist Diocesan High School and received a Bachelor of Science in Biological Sciences from Binghamton University. He received a Doctorate in Medicine from New York Medical College and went on to complete an internship in General Surgery at S.U.N.Y. at Buffalo.
Thomas Gregory Harrington, M.D., a Long Island native, graduated from St. John the Baptist Diocesan High School and received a Bachelor of Science in Biological Sciences from Binghamton University. He received a Doctorate in Medicine from New York Medical College and went on to complete an internship in General Surgery at S.U.N.Y. at Buffalo.
The reviews listed below were collected independently of Advanced Urology Centers of New York (AUCNY) through rater8. Each review represents an authentic and verified patient experience.
Dr Harrington is very professional and calming. He is very understanding when he explains everything about your condition
(1 week ago)
Jun-2026
Very friendly and professional
(1 week ago)
Jun-2026
Dr. Harrington always has a great bedside manner. He doesn’t rush you and let you speak and ask a lot of questions. Not many doctors today. Will do that anymore. They’re all in a hurry.
(1 week ago)
Jun-2026
Great Doctor !
(1 week ago)
Jun-2026
Very professional, always answers any questions you might ask. Outstanding doctor .
(2 weeks ago)
Jun-2026
Very thorough. Great Bedside Manner
(3 weeks ago)
Jun-2026
great doctor
(3 weeks ago)
Jun-2026
Excellent care given by Drm Harrington he takes time and is always thorough.
Thomas Gregory Harrington, M.D., a Long Island native, graduated from St. John the Baptist Diocesan High School and received a Bachelor of Science in Biological Sciences from Binghamton University. He received a Doctorate in Medicine from New York Medical College and went on to complete an internship in General Surgery at S.U.N.Y. at Buffalo. Following a second year of General Surgery at S.U.N.Y. at Stony Brook, he completed his Urology residency at Stony Brook in 1997, during which time he published articles on the subjects of male infertility and urologic trauma.
Dr. Harrington is the Chairman of Urology at St Catherine of Siena Medical Center in Smithtown and has served as Director of the Department of Surgery and also as President of the Medical Staff. He is also on the attending staff at John T. Mather Memorial Hospital and St. Charles Hospital and Rehabilitation Center in Port Jefferson Station, as well as Huntington Hospital. Dr. Harrington is a Diplomate of the American Board of Urology, Fellow of the American College of Surgeons and practices Adult and Pediatric Urology in Smithtown.
Dr Harrington is very professional and calming. He is very understanding when he explains everything about your condition
Very friendly and professional
Dr. Harrington always has a great bedside manner. He doesn’t rush you and let you speak and ask a lot of questions. Not many doctors today. Will do that anymore. They’re all in a hurry.
Great Doctor !
Very professional, always answers any questions you might ask. Outstanding doctor .
Very thorough. Great Bedside Manner
great doctor
Excellent care given by Drm Harrington he takes time and is always thorough.
Great doctor. Very thorough
Top notch doctor.Excellent.