His practice encapsulates all of the general dermatology and cosmetic dermatology services needed for skin health and a healthy appearance. Dr. Klein is listed a Diplomat for the American Board of Dermatology, the American Board of Internal Medicine, and an affiliate of the American Board of Cosmetic Surgery. Dr. Klein is a pioneer and the inventor of Tumescent Liposuction who has trained more than 800 surgeons worldwide on this revolutionary technique.