Ms. Sullivan served as the Chief Executive Officer of UnitedHealthcare Employer and Individual, Local Markets (a diversified health care company), which is an operating division of UnitedHealth Group, from March 2015 to 2018. From 2008 to 2015, she served as the Chief Executive Officer of UnitedHealthcare, Central Region. Ms. Sullivan’s experience in the health care industry, especially with respect to health plan payors, is extremely valuable to the Board.