About Lakeland Dental Professionals Dr. Craig Valentine has served as a dentist in the Lakeland community for over 30 years, and in his retirement he has selected Dr. Rachael Yopp and Dr. Courtney Mayor to treat and care for his patients in the same exceptional manner. Our Lakeland Dentists provide excellence in a full range of dental treatments and can give you that dazzling new smile you've always dreamed about! As Lakeland dental professionals we specialize in cosmetic dentistry, including crowns, bonding, porcelain veneers and in-office whitening. We work hard to provide you with an amazing dental experience. We strive to be the best dentists & dental professionals in Lakeland!