"We have a commitment to carefully and promptly address patient care, particularly injuries of the shoulder, knee and elbow. We are dedicated to keeping patients active and will work to administer a treatment plan specific to individual needs." Dr. Guelich see patients over age 9. He is affiliated with the Illinois High School Association, Northside Preparatory High School, Walter Payton College Prep and Major League Baseball. He is an assistant professor of orthopaedic surgery at the Univeristy of Illinois School of Medicine and is fellowship trained in orthopaedic sports medicine.