Dr. Rieder obtained a medical degree from the University of Alberta in Edmonton, Canada. She obtained her pediatric internship and residency at Albert Einstein College of Medicine and Montefiore Medical Center. At the completion of her residency she served an additional year as a Chief Resident at Montefiore Medical Center. She completed a post-doctoral fellowship in adolescent medicine at Montefiore and subsequently earned a master’s degree in Clinical Research from Albert Einstein college of Medicine. She obtained NIH funding to complete her fellowship and Clinical Research Masters work.

Dr. Rieder joined the faculty of the Department of Pediatrics at Montefiore and Albert Einstein in 2001. Her work has focused on understanding the nature and diagnosis of polycystic ovarian syndrome in adolescent girls and in designing a multi-disciplinary adolescent-focused obesity management program. She founded the Bronx Nutrition and Fitness Initiative for Teens (B’NFit) program in 2005 and has been studying the program effectiveness in terms of program implementation, feasibility and outcomes related to changes in BMI and lifestyle behaviors.