William J. Hall, M.D. - Liposuction Expert Dr. Hall and the staff at Infini Cosmetic Associates (located in Scottsdale, Arizona) follow one philosophy: every individual deserves to get the very best from their skin and body.The staff strives to be the expert resource for women and men who need information, treatments, or procedures to help make their body and skin look better, last longer, and feel great. We always remain current with technology and techniques to provide safe, effective, and minimally invasive procedures to our patients.Our staff of registered nurses and aestheticians continue to gain education in the medical field in order to provide the most professional service possible.