Lewis qualified in Stellenbosch, South Africa in 1980 and went on to complete his B.Ch.D (Hons.) in oral medicine. In 2008 Lewis completed his MSC. in implant dentistry at Warwick university. In May 2012 Lewis joined The Courtyard Dental Practice full time. Lewis is an experienced dental surgeon, particularly concentrating on cosmetic dentistry, endodontics (root canal treatment) and restorative work.