Dr. Gregory I. Sigler

Sharon Weber, MD, FACS, is a UW Health surgical oncologist and a professor in the Department of Surgery at the University of Wisconsin School of Medicine and Public Health. She specializes in benign and malignant (cancerous) diseases of the gastrointestinal (digestive) tract.Dr. Weber sees patients with a wide range of liver, pancreas and other abdominal conditions. She treats gastrointestinal tumors, sarcomas (bone or soft tissue tumors) and melanomas (skin cancers). She uses a combination of both minimally invasive and general surgical techniques.Understanding the uncertainty and fear her patients often face, Dr. Weber prioritizes prompt answers and cutting-edge care. She takes time to listen to her patients and discuss the pros and cons of their options before helping them choose a targeted treatment. She meets patients where they are to help them manage their conditions and achieve the best results.In addition to her clinical work, Dr. Weber participates in national research focused on improving patient results after surgery by looking at risk factors.In her free time, Dr. Weber enjoys baking, running, biking and cross-country skiing.I hope to improve the quality and longevity of life for each of my patients. Dr. Weber is highly rated in 21 conditions, according to our data. Her clinical expertise encompasses Gallbladder Cancer, Pancreatic Cancer, Gallbladder Disease, Pancreaticoduodenectomy, and Pancreatectomy. Dr. Weber is board certified in Surgery.

Daniel Abbott, MD, FACS, is a surgical oncologist at UW Health. He specializes in gastrointestinal malignancies, melanoma and sarcoma as well as ovarian, appendiceal and colorectal cancers. He performs both traditional and minimally invasive procedures to remove cancers of the liver, pancreas and stomach.Dr. Abbott understands the types of cancer we treat can bring fear and anxiety. He prioritizes helping patients to understand that UW Health has expert multi-specialty teams and resources that offer the latest treatment and support after a cancer diagnosis, which allows patients to achieve their best quality of life. In addition to directing the UW Health Liver and Pancreas Center, Dr. Abbott is a professor at the University of Wisconsin School of Medicine and Public Health, Department of Surgery, Division of Surgical Oncology and continues to advance the understanding of cancer through clinical research and education.The type of cancers we treat can bring fear and anxiety. I assure people we have an expert multispecialty team and resources. We can offer people the latest treatments and support after a cancer diagnosis. Dr. Abbott is highly rated in 23 conditions, according to our data. His clinical expertise encompasses Pancreatic Cancer, Colorectal Cancer, Pseudomyxoma Peritonei, Pancreatectomy, and Pancreaticoduodenectomy. Dr. Abbott is board certified in Surgery.

Lee Wilke, MD, is a UW Health surgical oncologist and professor in the Department of Surgery at the University of Wisconsin School of Medicine and Public Health. She is also the senior medical director of clinical cancer services for the UW Health|Carbone Cancer Center.Dr. Wilke treats people with breast cancer and noncancerous breast disease. She also cares for people who are at high risk for breast cancer.Dr. Wilke considers it a privilege to care for cancer patients. She listens to her patients’ worries and assures them that they are not alone. She offers personalized care plans and discusses treatment options that best fit the patients’ needs and values. She performs partial mastectomies with oncoplastic approaches (remove the cancer while preserving the shape and look of the breast), skin-sparing and nipple-sparing mastectomies, sentinel lymph node surgery and axillary lymph node dissections.Dr. Wilke’s goal is to offer patients the latest cancer treatments. Her patients have access to a wide variety of clinical trials, in addition to new medicines and ways of removing cancer in the operating room. She believes in empowering patients with information and shared decision-making.During her free time, Dr. Wilke enjoys spending time with family and traveling.We work to give our patients hope using the latest, very best treatments to fight their breast cancer. Dr. Wilke is highly rated in 7 conditions, according to our data. Her clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Intraductal Papilloma, Mastectomy, and Lymphadenectomy. Dr. Wilke is board certified in Surgery.