University at Buffalo Colon and Rectal Surgery

Residency · Williamsville, NY

Joseph Mills, MD
Program Director
Colorectal surgeon, Clinical Assistant Professor at University at Buffalo School of Medicine
Jeffrey Brewer, MD
Associate Program Director, General Surgery Residency Program
Surgeon, Vice Chair Department of Surgery at University at Buffalo School of Medicine
Education; Surgery - Laparoscopic; Surgery - Trauma
Jeffrey Visco, MD
Assistant Program Director, Fellowship in Colon and Rectal Surgery
Colorectal surgeon, Assistant professor of surgery at University at Buffalo School of Medicine
Mark Falvo, MD
Chief, Division of Colo-Rectal Surgery
Colorectal surgeon, Assistant Professor at University at Buffalo School of Medicine
Aymen Ibrahim, DO
2026-2027
General practice physician at University at Buffalo School of Medicine
Bethany Harvey, MD
Colon and Rectal Surgery Residency
Colon and Rectal Surgery resident, University at Buffalo School of Medicine
Jessica Martinolich, MD
Colorectal Surgeon
Colorectal surgeon at University of Florida College of Medicine
John Ortolani, MD
Colorectal Surgeon
Colorectal surgeon, Assistant professor at University at Buffalo School of Medicine
Colon and Rectal Surgery; Surgery
Steven Barone, MD
Colorectal Surgeon
Colorectal surgery (proctology) physician at Kaleida Health