Skip to Main Content Skip to Main Navigation

Give to Lehman

Lehman College

Student Health Center at Lehman College

Meet the Staff

Cindy Kreisberg, PA-C, Director of the Student Health Center

Cindy KreisbergCindy Kreisberg became the director of the Student Health Center in the fall of 1997. She is a physician's assistant with thirty years of experience in internal medicine and pediatrics. She earned her B.S. in biology and psychology from Syracuse University and her degree as a physician's assistant from Pennsylvania State University, Milton S. Hershey Medical Center.

Mark Polisar, M.D., Clinical Director

Mark PolisarDr. Mark Polisar joined the Student Health Center staff as clinical director in the fall of 2001. He is a board-certified Family Practitioner with degrees from Yale University and Albert Einstein College of Medicine. Dr. Polisar is currently an attending physician at Montefiore Medical Group-Williamsbridge Family Health Center and has a faculty appointment in the Family Medicine Department of Montefiore Medical Center.

Rosemary Weingarten, R.N., F.N.P., Women's Health Provider

Rosemary WeingartenRosemary joined the Student Health Center as the Women's Health Provider in the spring of 2005. She has more than twenty-five years of nursing experience in maternity, labor, and delivery, and is an adjunct clinical professor at Pace University and NYU. She is also on staff at Planned Parenthood in men’s and women’s health and family planning. Rosemary earned her B.S.N., M.S., and F.N.P. from Pace University.

Mary Opfer, Registered Dietitian

Mary OpferMary Opfer, RD joined the Student Health Center staff  in Fall 2017. Ms. Opfer holds a Masters Degree from Columbia University and is an Adjunct Professor at Lehman College where she teaches graduate and undergraduate classes for the Dietetics program. 

As a former restaurant owner and operator, Mary brings real life experience to her classes highlighting food service production and cultural cooking. Mary Opfer has a private practice in New York working with clients that suffer from a variety of gastrointestinal, weight issues and autoimmune disorders including diabetes.  Her philosophy includes looking for the root causes of the clients issues and addressing all factors of the individual’s life style as well as using a food as medicine approach to help her clients find a balance of health and wellness.

Yolanda Rodriguez, Reception

Yolanda RodriguezYolanda Rodriguez joined the Health Center in February 2017.