Dr. Mary O'Neill is a General Surgeon and Colorectal Surgeon and has a…read moren experience of 31 years in these fields. She completed Medical School from University of Rochester in 1991.
Some of the services provided by the doctor are: Rectal Prolapse,Colorectal Cancer,Sigmoidoscopy,Anorectal Fistula and Anal and Rectal Cancer etc.read less