Ann Marie Chiasson, MD, MPH, CCFP, is Medical Consultant of Casa de Palmas. She is Canadian Board certified in family practice and pursued an Associate Fellowship in Integrative Medicine through Dr. Andrew Weil's Program in Integrative Medicine at the University of Arizona.

She holds an MPH in public health from the Johns Hopkins Bloomberg School of Public Health and an MD, with honors, from Dalhousie School of Medicine in Nova Scotia, Canada. She completed her residency in Family Medicine in Canada and worked as a primary care physician for the Central Interior Native Health Service in Northern Canada, and in Tucson. She also has trained extensively with Dr. Brugh Joy, and with Mayan shamanic healers and psychic surgeons in the Yucatan peninsula.

Ann Marie also is the Medical Director of Valor Hospice and Palliative Care in Tucson and Medical Director of The Haven, a residential treatment center for women who are drug and alcohol dependent. She is a Clinical Assistant Professor of Medicine in the Program in Integrative Medicine at the University of Arizona, where she teaches medical students and residents. She also has a private practice in Tucson.