Gary Call and Ellen Harrisson

Dr. Gary Call is Chief Medical Officer for HMS and brings deep expertise in medical practice, health plan operations, and clinical analytics to further enhance HMS's population health management product portfolio. He joins the HMS leadership team from his most recent position as corporate vice president of clinical programs for Molina Healthcare. He maintained an active medical practice for more than 15 years while also serving as a volunteer faculty member at the University of Utah School of Medicine. Dr. Call is a licensed physician and board-certified by the American Board of Family Medicine.

Ellen Harrison is the Vice President of Operations & Market Strategy for HMS where she’s focused on the company’s population health management product portfolio. She brings more than 20 years’ experience in strategic planning, managed care operations and consulting experience. Ellen is a registered nurse with a bachelor’s degree in nursing from Syracuse University, and an MBA with a concentration in healthcare from the University of Connecticut.

Posts by Gary Call and Ellen Harrisson