Dr. Catherine Dimou is the Midwest Market Medical Executive for Cigna Healthcare. She provides medical leadership for the Midwest Market. Dr. Dimou is responsible for supporting physician and hospital collaboration, new business development, client retention, as well as, the Midwest market’s strategy and financial planning. As the leader of the Midwest clinical team, she helps to identify and implement solutions to improve health outcomes for Cigna customers while delivering value for Cigna clients. 

Based in Chicago, Dr. Dimou joined Cigna after many years at Rush University Medical Center where she held multiple leadership positions including Associate Dean of Medical Services, Associate Chief Medical Officer of Clinical Services, Medical Staff President, and Chief Medical Officer of Rush Health. 

Dr. Dimou continues her clinical practice as a part time hospitalist at Rush University Medical Center. Her teaching focus is on integrated delivery systems and physician leadership. Dr. Dimou completed medical school and her internal medicine residency at Rush.

Dr. Dimou is an Associate Professor at Rush University Medical College and has spoken widely on Covid 19 and vaccine hesitancy.