In addition to serving on the Academy's Board of Directors, McCollum was the speaker for the House of Delegates and vice-chair of the Quality Management Committee. She was recognized as the Outstanding Educator of the Year. McCollum served as president of the Arizona Dietetic Association and was recognized as Arizona’s Outstanding Dietitian of the Year. She was also recognized as the Outstanding Woman of Chandler and received the Community Service Award from Project CENTRL. McCollum is a graduate of Arizona State University. She earned a master’s degree from Loma Linda University and a doctorate in management and organizational leadership from the University of Phoenix.