Our Friendly, Caring Staff
Our Doctors
With a combined experience of over 50 years, you can be sure you'll be getting the best possible care.
Dr. Nhung Nguyen, D.M.D.

Dr. Nhung Nguyen graduated cum laude from Boston University with a degree in biology. She went on to earn her Doctorate of Dental Medicine with honors from The Henery M. Goldman School of Dental at Boson University. Since graduating from Boston University, Dr. Nguyen has remained in private practice around the Boston area before finding her home at North Smithsfield Dental Associates. She greatly enjoys restoring patients' smiles with a focus on both esthetics as well as function. Many of her patients have complimented her on her gental hands and the comfortable experience she provides for them. When not practicing dentistry, Dr. Nguyen enjoys spending time with her family and friends. She also enjoys hiking, staying active, traveling and rewarding her tummy with delicious food!
Dr. Joseph Mallouh, D.D.S.
Dr. Mallouh purchased the office from Dr. Kenneth L. Peloquin, in 2002 and has been a tremendous asset to the team. For the past twenty-five years, Dr. Mallouh has strived to improve the oral health of every patient, working to achieve the ultimate smile. His goal is to make dentistry affordable and accessible to all with the highest quality of care.
He is a member of the American Dental Society, and the Rhode Island Dental Society.
Dr. Denise A. Sloane, D.M.D.
In her free time, Dr. Sloane enjoys biking, hiking, snow shoeing and cross country skiing. However, her absolute favorite pastime is going on long walks with her 3-year-old rescue dog Abbigail or "Abbigirl" as she likes to call her.
Dental Hygienists
Marissa, Cara, Michelle, and Choum
Dental Hygienists
Diana and Laurie
Dental Assistants
Vicki and Leah
Office Staff
Erika: Reception
Donna: Reception
Anna: Business Manager
Your dental appointments are sure to run smoothly and on time with a full staff of Hygienists and Assistants supporting the dentists. We're staffed to easily handle dental emergencies without upsetting schedules.
Thank you for visiting our website!
We look forward to meeting you in person and serving all of your
dental needs. Until then....have a great day!
Marlene M Sommer
Office Manager