Alonzo Walker

Alonzo Walker, M.D. (he/him), is retired from the clinical practice of surgery and currently is Emeritus Professor of Surgery in the Division of Surgical Oncology, Department of Surgery, Medical College of Wisconsin, Milwaukee, Wisconsin. He was a faculty member within the Department of Surgery from July 1983 until December 2019.



Alonzo was an attending physician at Froedtert Hospital, the primary teaching hospital of the Medical College of Wisconsin, and for 12 years at the Clement J. Zablocki Veterans’ Administration Medical Center. He has also supervised medical students and surgical residents. His primary clinical focus was on the management and treatment of patients with breast diseases, including breast cancer. Throughout his career, Alonzo was appointed to many administrative and leadership roles within the Department of Surgery and the Medical School. At Froedtert, he served on and led several committees and ultimately was the chief of staff.



Within the medical school, Alonzo served as the institutional principal investigator for breast cancer treatment clinical trials, which were primarily initiated by the National Surgical Adjuvant Breast and Bowel Project (NSABP) Clinical Trials Group. In addition, he participated in breast cancer treatment trials that were initiated by the American College of Surgeons Oncology Group (ACOSOG). In addition to all his clinical, surgical, and research experience, Alonzo was a commissioned officer in the U.S. Public Health Service (USPHS) and a reserve officer in the U.S. Army Medical Corp.