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Our Staff

Dr. Sharon A. Essner

Dr. Sharon A. Essner

Dr. Essner is the founder and one of the principal providers at The Smile Station. She has more than 20 years of experience and training in pediatric dentistry, and she has served as an associate attending in the Department of Pediatric Dental Medicine at the Long Island Jewish Medical Center since 1990. She has been in practice on Long Island since 1989, and opened The Smile Station in July 2001. An active member of the American Academy of Pediatric Dentistry and the American Dental Association, Dr. Essner has volunteered since 1995 at Christina’s Smile Children’s Dental Clinic, which provides dental care for needy children.

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Dr. Ron Kosinski

Dr. Ron Kosinski

Dr. Kosinski has proudly been a part of The Smile Station since 2002, and has more than 2 decades of experience in the field of pediatric dentistry. He is the current president of the American Dental Society of Anesthesiology, and is currently a Clinical Associate Professor for the Department of Pediatric Dentistry at the New York University (NYU) College of Dentistry. Before NYU, he was the Chief of Pediatric Dental Medicine at Long Island Jewish Medical Center. He had established his own successful dental practice in Melville, before moving it to become a part of the Smile Station.

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Dr. Keri Greene

Dr. Keri Greene

Dr. Greene is The Smile Station’s orthodontist. She brings 10 years of experience and training to The Smile Station, with special emphasis on new state-of-the-art techniques and pediatric/special needs patients. Dr. Greene completed her advanced orthodontic training at Montefiore Medical Center in Bronx, N.Y. She also holds a Doctorate of Dentistry degree from New York University College of Dentistry and a Bachelor of Science from Pennsylvania State University. Dr. Greene’s research includes “A Study of Psychological and Socioeconomic Influences and Their Effects on the Timing of Orthodontic Treatment,” conducted at Montefiore Medical Center jointly with the Department of Orthodontics.

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