These areas are among his clinical interests: dystonia, parkinson's disease, and deep brain stimulation (DBS). He takes several insurance carriers, including Aetna EPO, Blue Cross/Blue Shield, and Coventry. Dr. Rezak attended medical school at Loyola University Chicago, Stritch School of Medicine. His medical residency was performed at Rush University Medical Center and a hospital affiliated with Yale University. His hospital/clinic affiliations include Northwestern Medicine Central DuPage Hospital and Northwestern Medicine Regional Medical Group. New patients are welcome to contact Dr. Rezak's office for an appointment.