His areas of expertise include post-polio syndrome (PPS), brain aneurysm, and migraine. Dr. Mattio is an in-network provider for Humana HMO, Humana Bronze, and Humana Catastrophic, in addition to other insurance carriers. After attending Southern Illinois University School of Medicine and Medical College of Georgia for medical school, he completed his residency training at a hospital affiliated with Northwestern University. He is affiliated with ThedaCare.