Kimberly J. Commins-Tzoumakas
Chief Executive Officer
Kim Commins-Tzoumakas, J.D., was appointed as the Chief Executive Officer in 2018, responsible for all U.S. and International operations. Since 2014, she served as part of the leadership team for the company working closely with the equity owners and bond holders to transform the company. Prior to 21st Century Oncology, Ms. Commins-Tzoumakas has over 20 years of health care leadership expertise, including working as part of a team with national health care companies faced with financial and regulatory challenges. She has also advised boards on strategic partnering, growth and sale opportunities. She has served as a counselor and advisor to several non-profit and for-profit boards throughout her career. Ms. Commins-Tzoumakas' expertise centers around strategic planning and growth, physician relations and strategic partnerships. She also served as the Managing Partner of the Michigan Office of Hall Render and as a board member for many years.