Dr. Thomas Ellis is an orthopedic surgeon in State College, Pennsylvania and is affiliated with multiple hospitals in the area, including Mount Nittany Medical Center and UPMC Altoona. He received his medical degree from Philadelphia College of Osteopathic Medicine and has been in practice for more than 20 years. He is one of 22 doctors at Mount Nittany Medical Center and one of 22 at UPMC Altoona who specialize in Orthopedic Surgery. Quick Stats (814) 231-2101 Phone Number