Dr. Reeser originally worked in conservational biology, and after spending a few years living in Africa while in the Peace Corps, he returned to the states to move into the medical field. He has worked in emergency medicine and family medicine since 2013.

Dr. Reeser is also adjunct faculty for the Abrazo Emergency Medicine and Abrazo Family Medicine residency programs in Phoenix, as well as adjunct faculty at Midwestern Universty. Furthermore, he founded the medical nonprofit Anodyne International and directs a mobile assisted living medical center.