Dr. Eric Chang currently serves as the site medical director for State Correctional Institution - Greene in Waynesburg, Pennsylvania. He provides primary care to over 1,600 individuals, oversees three midlevel practitioners, and provides in-person support to surrounding prisons in western Pennsylvania. Previously he was the staff physician for Marquette Branch Prison in Marquette, Michigan. He also worked as a float physician in Michigan supporting eight of the 24 Michigan Department of Corrections facilities. With over 3 years of experience, he has worked at a total of 12 prisons. He is currently earning a master's of public health and will graduate in December 2025.