Dr. Hyung Cho, 39
Chief value officer, NYC Health + Hospitals
Cho joined NYC Health & Hospitals in December 2018. Prior to that, he headed quality, safety and value at the Icahn School of Medicine at Mount Sinai and oversaw implementation of several projects that generated $1.2 million in savings. His efforts to reduce unnecessary testing and procedures at the New York City public system are projected to save $3 million annually.