Belzer's seminars on negotiation, conflict management, communication, and related topics have been conducted for thousands of physicians, nurses, administrators, and other health professionals throughout the United States. She also serves as a professional mediator to hospitals, managed care organization, community/migrant health canters, state health departments, rehabilitation facilities, and a variety of health-related associations nationwide. She has served on the faculty of the MCH Leadership Skills Training Institute since its inception. Ellen has also has served as consultant, trainer, and mediator to various state Title V programs.

Belzer was an instructor of communications courses at Avila College in Kansas City for six years, and also taught course for the University of Kansas. Her articles on negotiation, communication, and management topics have been featured in Working Woman, Family Practice Management, and Hospital Practice. In addition, she has written several manuals and texts for health care organizations.

Belzer received her BA degree from Northwestern University in Evanston, Illinois, her MPA degree from the University of Missouri at Kansas City, and has received additional training in negotiation through intensive university-based programs. Prior to starting her consulting and seminar practice in 1986, she was an executive with a national medical specialty association for 12 years where she received a broad background in medical socioeconomics.