Scott Buonanno DMD*Derrol Rudnick DMD*General and Cosmetic Dentistry *You Can Have the Smile You've Always Wanted *New Parents Welcome *Emergencies Seen Promptly*Most Insurance Accepted. In the U.S., about 80 percent of adults above age 35 have gum disease, while 25 percent of those who are over age 60 have lost all their teeth. Given this rising population, it is estimated that the demand for dentists will rise by 21 percent through 2020