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.
Very easy to speak with.
(6 days ago)
Apr-2026
Just a fabulous doctor. Diagnosed my prostate cancer so early the treatment was a breeze and I have lasting effects. Visits are on time with little or no wait, which is great.
(1 week ago)
Apr-2026
Knowledgeable , explains everything so you can understand and answers all your questions
(1 week ago)
Apr-2026
Made you feel very comfortable and explained everything to me
(1 week ago)
Apr-2026
Very Happy with my visit today
(1 week ago)
Apr-2026
GREAT. DOCTOR VERY HAPPY WITH.HIM FOR MANY MANYYEARS..
(1 week ago)
Apr-2026
He is smart, well informed, and listens to you. He keeps current on the ever changing world of health care and technics.
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.
Very easy to speak with.
Just a fabulous doctor. Diagnosed my prostate cancer so early the treatment was a breeze and I have lasting effects. Visits are on time with little or no wait, which is great.
Knowledgeable , explains everything so you can understand and answers all your questions
Made you feel very comfortable and explained everything to me
Very Happy with my visit today
GREAT. DOCTOR VERY HAPPY WITH.HIM FOR MANY MANYYEARS..
He is smart, well informed, and listens to you. He keeps current on the ever changing world of health care and technics.
Very professional
The best!
Very good very thorough