Dr. Deborah Keller is a colorectal surgeon at Marks Colorectal Surgical Associates and an Associate Professor in the Department of Surgery at Lankenau Medical Center and Lankenau Institute for Medical Research. Her clinical practice focuses on advanced minimally invasive options for IBD, colorectal cancer, and pelvic floor disorders. Her research concentrates on new technologies, surgical outcomes and health services. She has authored over 200 peer reviewed papers and practice guidelines. Her work has earned institutional funding and extramural support. Outside of the hospital, Dr. Keller is actively involved in multiple surgical societies and serves as the Deputy Editor in Chief for Techniques in Coloproctology, and Associate Editor for DCR, Colorectal Disease, and SURGERY. As a surgeon, her goal is to improve the patient experience.