Steve Miller, MD

Dr. Steve Miller, a nationally recognized advocate for greater access, affordability and excellence in healthcare, leads all of the company’s clinical policy, quality and performance
efforts. He was appointed Chief Clinical Officer for Cigna when the company acquired Express Scripts in December, 2018.

He formerly served as Express Scripts’ Senior Vice President and Chief Medical Officer, responsible for supporting government relations, leading the Pharmacy & Therapeutics
committee, managing the Medical Affairs team, leading Government Affairs and interfacing with client groups. During his 12 years in that position, Dr. Miller focused on improving health outcomes and value through e-prescribing initiatives, specialty solutions and overall product development.

Dr. Miller’s expertise represents years as a medical researcher, clinician and administrator, and spans numerous healthcare subjects. He previously was the vice president and chief medical officer at Barnes-Jewish Hospital, Washington University School of Medicine in St. Louis.

Dr. Miller received his medical degree from the University of Missouri-Kansas City. He trained in the Pathology and Research fellowship at the University of Alabama at Birmingham. He was the William J. and Dorothy Fish Kerr Fellow in Cardiology at the University of California, San
Francisco. Dr. Miller also did Internal Medicine training at the University of Colorado and Nephrology and Transplantation at Washington University in St. Louis. He earned his MBA at
the Olin School of Business at Washington University.