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.
AWESOME Professional, Friendly, Caring and Very much trusted in his field. Highly recommend for Urologist. Thank you for all of your help throughout the years!!!
(1 week ago)
Nov-2025
T he entire Office is really fantastic
(1 week ago)
Nov-2025
Excellent very professional
(2 weeks ago)
Nov-2025
Excellent bed side manner. Answered all my questions.
(2 weeks ago)
Nov-2025
I feel very confident in Dr. Harrington’s ability to provide me with the care I need. He provided concise information and explains the issues and options so I understand and am comfortable with the treatment. I have and will continue to recommend him to others.
(3 weeks ago)
Nov-2025
Dr Harrington is top notch!!
(3 weeks ago)
Nov-2025
Have a resolution due to Dr.. Harrington's expertise. Terrific results from his treatment with a new medication. Prompt, courteous and efficient.
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.
AWESOME Professional, Friendly, Caring and Very much trusted in his field. Highly recommend for Urologist. Thank you for all of your help throughout the years!!!
T he entire Office is really fantastic
Excellent very professional
Excellent bed side manner. Answered all my questions.
I feel very confident in Dr. Harrington’s ability to provide me with the care I need. He provided concise information and explains the issues and options so I understand and am comfortable with the treatment. I have and will continue to recommend him to others.
Dr Harrington is top notch!!
Have a resolution due to Dr.. Harrington's expertise. Terrific results from his treatment with a new medication. Prompt, courteous and efficient.
Great dr
Always professional and a friendly atmosphere.
Great Dr. Highly recommend him