Meet Dr. David Ellison, a board certified hematologist-oncologist with Charleston Oncology. Dr. Ellison was the Medical Director of Roper St. Francis Cancer Center and the Chairman of The Roper St. Francis Cancer Committee from 2002-2012. In addition, he served on the Board of Directors for Roper St. Francis Healthcare and the Board of Directors for The Medical Society of South Carolina. He was the founding chairman of the Lowcountry affiliate of the Komen for the Cure Foundation.