Dr. Dennis E. Johnson

Georgios Margonis is a General Surgeon in Baltimore, Maryland. Dr. Margonis is rated as a Distinguished provider by MediFind in Hepatectomy. His top areas of expertise are Liver Cancer, Cholangiocarcinoma (Bile Duct Cancer), Adrenocortical Carcinoma, Hepatectomy, and Pancreaticoduodenectomy.

Jin He, M.D., Ph.D., is a professor of surgery at the Johns Hopkins University School of Medicine and is the Division Chief of Hepato-Pancreato-Biliary & Gastrointestinal Surgical Oncology. Dr. He specializes in diseases and tumors of the pancreas, liver, bile duct, and gallbladder. He performs open as well as minimally invasive (robotic and laparoscopic) surgery, including the Whipple procedure. Dr. He received his medical degree from Beijing Medical University and a Ph.D. in oncology from Fudan University Shanghai Medical College. He completed the Halsted general surgery residency training at Johns Hopkins, followed by an ACGME accredited fellowship in complex general surgical oncology at Johns Hopkins. Dr. He is the John Cameron Professor of Alimentary Tract Diseases. Dr. He’s research focuses on personalized treatment through stratifying pancreatic tumors on their genetic features. He holds several patents in anti-cancer vascular targeting agents and has published extensively in peer-reviewed journals and lectured internationally. He serves on several national committees, including the NCCN panel on neuroendocrine tumors and the Alliance for Clinical Trials in Oncology. Dr. He is rated as an Elite provider by MediFind in Hepatectomy. His top areas of expertise are Pancreatic Cancer, Neuroendocrine Tumor, Cholangiocarcinoma (Bile Duct Cancer), Pancreatectomy, and Pancreaticoduodenectomy.

Christopher Shubert, M.D., M.H.A., is a general surgeon with specialty training and interests in hepato-pancreato-biliary (HPB) surgery. He is a member of the Division of Hepato-Pancreato-Biliary & Gastrointestinal Surgical Oncology at The Johns Hopkins Hospital. Dr. Shubert earned his medical degree from the University of Alabama School of Medicine and completed his general surgery residency at the Mayo Clinic in Rochester, Minnesota. He completed fellowship training in HPB surgical oncology and abdominal organ transplantation at the University of Toronto. In addition to his clinical experience, Dr. Shubert earned a Master's of Science in Healthcare Administration from the University of Alabama at Birmingham. Dr. Shubert's clinical interests include HPB surgery, resection of traditionally unresectable liver lesions, tumors involving the vena cava, and pancreas resections with vascular reconstruction. His research focus includes hepatobiliary and pancreatic malignancies, their respective treatments, perioperative management, and outcomes. Dr. Shubert is rated as an Advanced provider by MediFind in Hepatectomy. His top areas of expertise are Pancreatic Cancer, Cholangiocarcinoma (Bile Duct Cancer), Pancreatic Ductal Adenocarcinoma, Pancreaticoduodenectomy, and Pancreatectomy.