Memorial Hermann Health System Appoints Guy Giesecke, Senior Vice President and CEO, Children's Memorial Hermann Hospital

HOUSTON, Oct. 27, 2025 /PRNewswire/ -- Memorial Hermann Health System is proud to announce that Guy B. Giesecke, DHA, is appointed Senior Vice President and Chief Executive Officer of Children's Memorial Hermann Hospital. With nearly two decades in pediatric leadership, Dr. Giesecke has...