Best Dentist in MERRIMACK VALLEY SERVING LOWELL, DRACUT, TYNGSBOROUGH, BILLERICA, METHEUN, PELHAM, NH We strive to provide a different dental experience that caters to friends and neighbors of all ages throughout New England. With two convenient offices in Lowell and Roslindale, our practices excel in gentle, thorough dentistry, and we use only the highest quality materials available. Dr. Aparna Khanna and her talented team have years of experiencing working with children and adults, and it is our goal keep your smile healthy and beautiful for life.