Visit Aesthetic Dentistry Centre Plano: Implant & Cosmetic Specialists for your dental care needs. Dr. Mark Sowell and Dr. Sara Chen are leading dental implant specialists and cosmetic dentists serving the Dallas TX metroplex region. Voted a "Best Dentist in Dallas" by Texas Monthly and D Magazine, Aesthetic Dentistry Centre Plano offers advanced dental treatment options for all of your oral health and dental care needs. Dr. Sowell is one of few dentists nationwide who is a Master of the Academy of General Dentistry and an Accredited Fellow of the American Academy of Cosmetic Dentistry (AACD).