Dr. Klein is Board Certified in Internal Medicine and is an Associate Attending of Medicine at the North Shore-LIJ Medical Center, where he is an active member of voluntary teaching faculty. Dr. Klein is a strong advocate of preventative medicine and enjoys taking the time to educate his patients on how they can maintain optimal health.

Dr. Klein is a former full-time Assistant Clinical Professor of Medicine at The Mount Sinai School of Medicine, where he was active in research, teaching and patient care. In 2001, he joined HealthBridge where he specializes in Primary Care Internal Medicine in Great Neck, NY. He has been honored by his peers with the prestigious Castle Connolly’s Top Regional Doctor award again in 2019.

As part of his overall approach to patient care, Dr. Klein has for many years believed that how you look is intimately tied to how you feel.  As such, he often integrates non-surgical facial aesthetic treatments into his plan for helping patients achieve optimum wellness.