Dr. Marian is also the nutritionist and dietitian for Arizona Oncology Associates. She is a faculty member with the Integrative Medicine Program at the University of Arizona. Mary is widely published and has given numerous presentations both nationally and internationally. She has also served on numerous committees for the Academy of Nutrition and Dietetics as well as the American Society for Parenteral and Enteral Nutrition (ASPEN). She has been the chair for Dietitians in Nutrition Support and served on the board of directors for ASPEN.