St. David's HealthCare announced that Donald H. Wilkerson has been named CEO of St. David's Medical Center. Wilkerson has more than 35 years of experience in hospital administration; he has served as CEO of St. David's North Austin Medical Center since June 1998. Wilkerson replaces C. David Huffstutler, who was named president/CEO of St. David's HealthCare in February 2011. Wilkerson will assume his new position once his replacement at St. David's North Austin Medical Center is named.