Millbrae Smile Center 15 El Camino Real, Millbrae, CA94030 Millbrae Smile Center is the dental practice of Dr. Valarie De Leon D.D.S. It offers "comprehensive treatment…More planning" and uses "restorative and cosmetic dentistry to achieve your optimal dental health." Periodontics and implantology specialist Dr. Christina Gasper is also on the team. The practice promotes dental health education and prevention. Procedures include cleaning, crowns, fillings, veneers, tooth whitening, dentures, fixed bridges and root canal therapy.