Ellen Wiegner, MD, is a board-certified radiation oncologist with extensive experience in treating many types of cancer and a special interest in breast cancer and gastrointestinal cancers, including colorectal, esophageal, gastrointestinal, hepatobiliary, pancreatic and anal cancers. Her areas of technical expertise include adaptive radiotherapy, stereotactic body radiation therapy (SBRT), intensity-modulated radiation therapy (IMRT), volumetric modulated arc therapy (VMAT), 3D-conformal radiation therapy (3D-CRT) and brachytherapy. Dr. Wiegner joined University Hospitals Seidman Cancer Center in December 2024.