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Mascellaro Diane is a trusted dental practice located in Smithtown, NY and proudly serves patients in the 11787 zipcode area and nearby towns. Conveniently situated at 222 E Main St # 316, Smithtown, NY 11787, USA, this dental office is dedicated to delivering high-quality, compassionate oral healthcare for patients of all ages. Common treatments at this location may include routine cleanings, check-ups, fillings, and preventive dental care. Patients can call (631) 724-4747 to book an appointment or inquire about services. Office hours may vary, so it's recommended to call ahead or check online for current availability.