Longtime CMO Dr. Andrew Hertler to serve as senior advisor and CMO emeritus. WASHINGTON, Dec. 18, 2024 /PRNewswire/ -- Evolent Health, Inc. (NYSE: EVH), a company focused on achieving better health outcomes for people with complex conditions, announced the appointment of Dr. Von Nguyen as Chief Medical Officer, effective January 1, 2025. Dr. Nguyen joined Evolent as Chief Clinical Officer in July 2024 after serving as clinical lead for population health at Google. Among other previous roles, he has been Chi ...