Dr. Dennis Richling is a senior medical director and vice president at the Trustmark Companies, a national provider of medical benefits, claims administration and wellness programs for employers across the country. Prior to joining Trustmark in 2009, Dr. Richling served as medical director for wellness for Alere, and medical director of health improvement for Matria (acquired by Alere in 2008).

Dr. Richling has received numerous awards and honors, including the C. Everett Koop Award when he was chief medical officer of the Union Pacific Railroad. Dr. Richling received his medical degree from the Creighton University School of Medicine in Omaha, Nebraska. He is also a graduate of the Harvard Business School's Program for Management Development.