Dr. Keller is recognized by Omicron Kappa Upsilon (OKU) for his scholastic achievements. He graduated Magna Cum Laude from Tufts University School of Dental Medicine in Boston, MA. After dental school he completed a year of advanced training in a General Practice Residency at Palmetto Health Richland Hospital in Columbia, SC. An additional three years of training in Orthodontics and Dentofacial Orthopedics was then completed at St. Barnabas Hospital in Bronx, NY. Currently, Dr. Keller is an attending at Bronx Care Hospital where he lectures and trains residents learning orthodontics.