Cosmetic Dentist, Benjamin Hadar, DMD, Lexington, MA, practices a full scope of cosmetic and general dentistry with expertise ranging from porcelain veneers to dental implants, pediatric dentistry, crowns and bridges. Dr. Hadar can now correct a wide variety of so-called permanent cosmetic dental problems, and can literally redesign your smile. Dr Hadar is among the most skilled cosmetic dentists in Lexington Ma.