In the News:
• Mary Semancik / “Awarded National Mentor of the Year Award” by Sonicare; RDH National Magazine, 2008. Article

Sponsorship:
• Reston Youth Association
Volunteer:
• Give Kids a Smile Day, since 2007
* Fairfax County School Science & Technology Project Competition, 2006
* Manassas Health Clinic, since 2003
Mark S. Jefferies, DMD, PLC
Family & Cosmetic Dentistry
2465 Centreville Road
Suite J-15
Herndon, VA 20171
Office 703.793.1771
Fax 703.793.1789
Office Hours
Monday & Wednesday: 8am - 6pm
Tuesday & Thursday: 8am - 5pm
Friday: 8am - 1pm
Evening and Weekend by Appointment
Email: drmark.jefferies@gmail.com