When it comes to surgery, there's strength in numbers.. Commonwealth Health Physician Network Welcomes Surgical Specialists Juan DeRojas, MD Clark Gerhart, MD Gary Neale, MD Barry Pernikoff, MD Imran Saeed, MD Chester Yavorski, MD Our experienced team of surgeons provides a full range of surgical services from the latest minimally invasive techniques for weight loss, hernias, gallbladders and colons to complex breast procedures. To schedule an appointment with one of our highly trained surgeons, please call 570-821-1100 Commonwealth Health Physician Network Employed Medical Staf Members of Wilkes-8atre General Hospital