19 Muzzey St., Suite 302, Lexington, MA 02421 The best way to prevent gum disease from developing or from returning to your mouth is with a thorough oral hygiene routine. Our skilled dental hygienists will work closely with you to provide periodontal maintenance and help you keep your mouth and smile healthy. Give us a call at 781-861-9597 to make your appointment with Dr. John Pallotta, our experienced dentist, and learn more about periodontal maintenance in Lexington, Massachusetts.