Board certified in internal medicine and emrgency medicine, Dr. Simpson is founding member of the Ameican Holistic Medical Association, coauthor of Spa Medicine, and medical director of the Ageless...visualizza altroBoard certified in internal medicine and emrgency medicine, Dr. Simpson is founding member of the Ameican Holistic Medical Association, coauthor of Spa Medicine, and medical director of the Ageless Zone Medical Spa in Reno.visualizza meno