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.
Treated very kindly by all the nurses. Service with a smile. Dr. Harrington is the best.
(4 days ago)
Sep-2026
I have been a patient of Dr Harrington for 40 years! Excellent all around
(5 days ago)
Sep-2026
Knowledgeable explanation of my situation
(1 week ago)
Sep-2026
The Dr is great, his office staff person is lacking in personality for sure. This is not an isolated incident too.
It wont deter me from continuing with the Dr however
(1 week ago)
Sep-2026
An absolute great Doctor
(1 week ago)
Sep-2026
Very satisfied with my treatment at this office. Everyone pleasant and efficient. Dr Harrington a true professional
(1 week ago)
Sep-2026
The pure genius on his profession.
(1 week ago)
Sep-2026
Wonderful doctor. Explains everything clearly. Very personable.
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.
Treated very kindly by all the nurses. Service with a smile. Dr. Harrington is the best.
I have been a patient of Dr Harrington for 40 years! Excellent all around
Knowledgeable explanation of my situation
The Dr is great, his office staff person is lacking in personality for sure. This is not an isolated incident too. It wont deter me from continuing with the Dr however
An absolute great Doctor
Very satisfied with my treatment at this office. Everyone pleasant and efficient. Dr Harrington a true professional
The pure genius on his profession.
Wonderful doctor. Explains everything clearly. Very personable.
Extremely knowledgeable, nice, and professional.
Excellent