Eleze Armstrong is an experienced healthcare executive currently serving as President at Adventist Health since March 2024, while also fulfilling the roles of Interim CEO at AH Sierra Vista and AH Twin Cities. Prior to this, Armstrong held the position of Chief Executive Officer at Tenet Health Central Coast's Twin Cities Community Hospital from January 2024 to April 2024, and at Doctors Hospital of Manteca from January 2022 to January 2024. Armstrong has also served as Chief Operating Officer at Sierra Vista Regional Medical Center from September 2018 to January 2022 and as Central Coast Neuroscience Program Director at Tenet Healthcare from July 2010 to January 2022. Additional roles include Chief Strategy Officer and Director of Strategy at Twin Cities Community Hospital. Armstrong holds a Master's degree in Healthcare Administration from Grand Canyon University and a Bachelor's degree in Health Care Administration/Management from Ottawa University.