OAN Sports Medicine

Our office is currently closed. However, you can still manage your appointments during this time by calling 847-285-4200. Dr. Hans Zhang is a board-eligible, fellowship-trained orthopedic surgeon that specializes in treating orthopedic conditions and injuries of the spine. He is committed to exploring all conservative methods of treatment, using surgery as a final resort. Dr. Zhang has mastered many techniques to help patients get back to activities of daily living sooner, including minimally invasive, robotic, and endoscopic approaches. Dr. Zhang also believes in the value of motion-sparing surgery, such as disc replacement and laminoplasty, as well as muscle-sparing surgical techniques. Dr. Zhang earned his medical degree from Duke University School of Medicine in Durham, NC, where he also completed his training in orthopedic surgery. He then went on to a combined orthopedic and neurosurgical spine fellowship at the Leatherman Spine Center in Louisville, KY.

Our office is currently closed. However, you can still manage your appointments during this time by calling 847-285-4200. Dr. Sean Jereb is board-certified, fellowship-trained orthopedic surgeon who specializes in sports medicine and arthroscopy of the shoulder and knee. He joined Barrington Orthopedic Specialists since 2003. Dr. Jereb focuses on restoring his patients to their optimal functional ability as quickly as possible. Dr. Jereb is the Team Physician for Hoffman Estates High School. Outside of the office, Dr. Jereb enjoys skiing, weightlifting, and spending time with his family.