Seth Teigen. Regional Vice President of Ancillary Services at SSM Health (St. Louis). Mr. Teigen, 34, began working at SSM Health in 2012, when he served as administrative director of medical imaging. In 2014, he was promoted to his current position in which he oversees various clinical and nonclinical service lines, as well as 11 directors and 900 employees at three SSM Health hospitals in Wisconsin. Mr. Teigen is also the current president of the American College of Healthcare Executives' Wisconsin chapter. He was named to In Business Madison's "40 Under 40" list in 2016.