Daniel William Sonnenburg, MD

Dr. Jon Cardinal specializes in the surgical management of both benign and malignant conditions of the liver, biliary tree, pancreas, gallbladder and GI tract. Dr. Cardinal is also available for second opinions to offer peace of mind or additional treatment options. Dr. Cardinal is a Community Health Network MD Anderson Cancer Center participating provider. He has a special interest in metastatic colon cancer to the liver, liver tumors, pancreas tumors, pancreas cysts, bile duct strictures and abdominal and retroperitoneal masses, as well as gallbladder cancer, hepatocellular cancer, periampullary cancer, and duodenal cancer. Dr. Cardinal also offers robotic surgery, a less invasive approach, to patients when appropriate. Prior to joining Community Health Network, Dr. Cardinal was an associate professor and director of hepatobiliary surgical services in the division of surgical oncology at West Virginia University where he also served as the program director for the general surgery residency. Jon Cardinal, MD, received a bachelor of science degree in biochemistry from Duquesne University. He received his medical degree from Georgetown University. He completed a general surgery internship/residency at University of Pittsburgh Medical Center and also completed a research fellowship. Dr. Cardinal is a member of the American Board of Surgery and Americas Hepato-Pancreato-Biliary Association. In his spare time, Dr. Cardinal enjoys spending time with his wife, children and dogs. He and his family enjoy traveling as well as visiting with family and friends in Pittsburgh.

Dr. Radhika Walling specializes in the diagnosis, and treatment of cancers and benign blood disorders. She has a special interest in breast cancer, gastroenterology, colon and rectal, liver and pancreatic cancers, lymphoma, myeloma, and benign hematology. Dr. Walling serves as the Medical Director of North Medical Oncology for Community Health Network MD Anderson Cancer Center. She is a member of the American Society of Clinical Oncology. In her spare time, Dr. Walling enjoys watching her kids play soccer, traveling, and playing tennis.

Whether it's cervical, ovarian, uterine, endometrial, vaginal or vulvar cancer, women treated first by a gynecologic oncologist have improved outcomes and a better likelihood of prolonged survival. Our board-certified team is trained to bring you exceptional gynecologic cancer care through our Community MD Anderson partnership that provides Hoosiers with the most advanced oncology care available. Make an appointment today.