These areas are among his clinical interests: primary care and diabetes. His professional affiliations include Palos Hospital and The University of Chicago Medicine. Dr. Dejong graduated from Loyola University Chicago, Stritch School of Medicine and then he performed his residency at MacNeal Hospital. Dr. Dejong is rated highly by his patients. He is in-network for Humana HMO, Humana Bronze, and Humana Catastrophic, in addition to other insurance carriers.