Dan Rubin, ND, of Scottsdale, Arizona, is one of the leading naturopathic physicians in the United States. His naturopathic oncology practice has been an integral part of the Phoenix metropolitan medical community for the past 20 years. A graduate of the Southwest College of Naturopathic Medicine (SCNM) in 1997, Rubin founded the Oncology Association of Naturopathic Physicians (OncANP). The OncANP represented a revolution for the field of naturopathic oncology providing, for the first time, definition, validation, and standardization of the field of naturopathic oncology. Since that time Rubin has been an internationally recognized naturopathic oncologist.