The University of Arizona Center for Integrative Medicine (AzCIM) was founded in 1994 with a primary focus of educating physicians in integrative medicine (IM). Twenty years later, IM has become an intational y recognized movement in medicine. With 40% of United States’ medical schools having membership in the Academic Consortium for Integrative Medicine and Health it is foreseeable that al medical students and residents wil soon receive training in the principles and practices of IM. The AzCIM has the broadest range and depth of IM educational programs and has had a major influence on integrative medical education in the United States. This review describes the fel owship, residency and medical student programs at AzCIM as wel as other significant national drivers of IM education; it also points out the chal enges faced in developing IM initiatives. The field of IM has matured with new national board certification in IM requiring fel owship training. Al ied health professional IM educational courses, as wel as integrative health coaching, assure that al members of the health care team can receive training. This review describes the evolution of IM education and wil be helpful to academic centers, health care institutions, and countries seeking to introduce IM initiatives.