Reinventing healthcare one patient at a time
Carlton J. Rule, MD
Vice President / Executive Director of Ellis Medical Group

Ellis Medicine Dr. Carlton J. Rule came to Ellis Medicine in early 2017 with nearly 30 years of health care experience. Most recently, he served as CEO of O' Connor Hospital in Delhi, New York, and Tri-Town Regional Hospital in Sidney, New York — both part of the Bassett Healthcare Network in central New York.

Prior to that, Dr. Rule served in executive and leadership roles at A.O. Fox Hospital in Oneonta, New York, also part of the Bassett system.

A practicing family medicine physician throughout his career, Dr. Rule currently heads the Ellis Medical Group, a 250-member provider group.

Dr. Rule earned his medical degree from New York University Medical School, and his bachelor’s degree from Cornell University. He completed his residency at University of Rochester, Highland Hospital.

Dr. Rule is board certified by the American Board of Family Medicine and is a member of the American Academy of Family Physicians and the American Association for Physician Leadership.

Management Team

Paul A.Milton
Paul A. Milton
President / Chief Executive Officer
Wendy Rosher
Executive Vice President, Strategic Planning & Integration
Joseph Giansante
Vice President, Chief Human Resources Officer
David M.Liebers, M.D.
David M. Liebers, M.D.
Vice President, Chief Medical Officer
Marc Mesick
Vice President/Chief Financial Officer
AvinashBachwani, MD
Avinash Bachwani, MD
Vice President / Chief Medical Information Officer
Ron McKinnon
Vice President / Chief Technology Officer
Carlton J.Rule, MD
Carlton J. Rule, MD
Vice President / Executive Director of Ellis Medical Group
Marcia (Marcy)Steiner
Marcia (Marcy) Steiner
Vice President/Executive Director, The Foundation for Ellis Medicine
Leslyn E.Williamson, DNP, MSN, MPH, RN, NEA-BC
Leslyn E. Williamson, DNP, MSN, MPH, RN, NEA-BC
Executive Vice President, Operations & Chief Nursing Officer