Casey J. Allen, MD, specializes in the surgical treatment of complex gastrointestinal, pancreatic, and liver tumors, as well as rare cancers including sarcoma and neuroendocrine tumors. He completed a surgical oncology fellowship at MD Anderson Cancer Center and is double board certified in General Surgery and Complex General Surgical Oncology. As Lead Quality Officer for the AHN Cancer Center, Dr. Allen helps advance high standards of cancer care and improve patient outcomes across the network. He also serves as Chair of the Cancer Committee and Program Director of the General Surgery Residency. His research focuses on improving the quality and outcomes of cancer and surgical care.