Meet Our Doctors

Doctors Cloughley & Baum with a small, furry friend.

Eric T. Baum, DMD
Raised in Stony Brook, Dr. Baum is a graduate of Ward Melville High School, 1988. He left the area for several years to complete his education, earning a Bachelors Degree in Biology in 1992 and his Dental Degree in 1996, from The University of Medicine and Dentistry- New Jersey Dental School. He then completed a Hospital Residency at The New York Hospital –Queens, working alongside some of Manhattan’s most respected dentists, receiving advanced training in all areas of dentistry.

Dr. Baum relocated his practice to Stony Brook in 2001, with the construction of this new office. By building a new office, he was able to incorporate new technologies with great design to make your dental experience better.

Dr. Baum frequently attends continuing education course to help expand his scope of training, so that his patients will receive the best care.

Member: Long Island Implant Study Club
Academy of General Dentistry
NYS AGD


Doreen Cloughley, DMD

Dr ‘C’, as her patients fondly call her, is originally from New Jersey. She attended college at New York University in Manhattan and received as Bachelors degree in Biology. She is a 1997 Graduate of The University of Medicine and Dentistry of New Jersey, and completed a General Dentistry Residency at North Shore University Hospital.

Her quest for perfection and gentle manner allow her to provide excellent dental care on even the most nervous patients. She regularly attends continuing dental education courses and maintains and active membership in the Long Island Implant Study Club.

Member: Long Island Implant Study Club
Academy of General Dentistry
NYS AGD

Matthew Nissenbaum, DDS

Dr. Matt is a board eligible specialist in Orthodontics. A graduate of SUNY Stony Brook Dental School, Dr. Matt provides orthodontic care to both children and adults, and is fully trained and experienced with all current orthodontic treatments, including the Revolutionary Invisilgn System, Ceramic Braces, and all forms of removable appliances.