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 informative and easy to talk to.
(1 week ago)
Dec-2025
Dr Harrington has always and continues to provide the best advice and care every time I see him.
Please let him know that I appreciate all he does for me Thank you
(2 weeks ago)
Dec-2025
Dr. Harrington was great from beginning to the end. He gave a clear explanation of what to expect and what to look for in the future.
(3 weeks ago)
Dec-2025
Above all else, Dr. Harrington is just a wonderful person!
(3 weeks ago)
Dec-2025
Very satisfied with Dr. Harrington. I would highly recommend him.
(3 weeks ago)
Dec-2025
Dr Harrington is a wonderful doctor. Great bedside manner, caring and takes the time to listen and doesn’t rush.
(3 weeks ago)
Dec-2025
Always a good experience
(3 weeks ago)
Dec-2025
Knowledgeable, caring and very professional
(1 month ago)
Dec-2025
Dr. Harrington was very pleasant and professional. He took his time asking about my history and I never felt rushed. I left feeling very confidant to be in under his care.
(1 month ago)
Dec-2025
Proud to have Dr Harrington as my Urologist . Man of integrity
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 informative and easy to talk to.
Dr Harrington has always and continues to provide the best advice and care every time I see him. Please let him know that I appreciate all he does for me Thank you
Dr. Harrington was great from beginning to the end. He gave a clear explanation of what to expect and what to look for in the future.
Above all else, Dr. Harrington is just a wonderful person!
Very satisfied with Dr. Harrington. I would highly recommend him.
Dr Harrington is a wonderful doctor. Great bedside manner, caring and takes the time to listen and doesn’t rush.
Always a good experience
Knowledgeable, caring and very professional
Dr. Harrington was very pleasant and professional. He took his time asking about my history and I never felt rushed. I left feeling very confidant to be in under his care.
Proud to have Dr Harrington as my Urologist . Man of integrity