Cosmetic dentistry can help you achieve a winning smile. Find out what Drs. Roseto and Nguyen offer for cosmetic dentistry patients! Located in South Seattle, Smiles at Southcenter is located at the intersection of I-5 and I-405 just minutes from Downtown Seattle and Tacoma. Our office offers tooth whitening, dental implants and even orthodontic services. It is easy to make an appointment with our friendly staff by calling 206-575-9150.