She obtained her medical degree from the State university of Haiti. She completed her training in Psychiatry at the Cambridge Hospital Adult Psychiatry Training Program. She completed her training in Adult Psychiatry through the Harvard Medical School Consolidated Training Program: Harvard South Shore Training Program and Cambridge Hospital in 1995. Dr. Desrosiers has a Master in Public health and a certificate in Global Mental health from Harvard University. She is presently on staff of the Bipolar Disorder and Research program of the Massachusetts General Hospital in Boston where she is involved in clinical research and treatment of patients. Dr. Desrosiers is the Medical Director of the Haitian Mental Health Clinic at the Cambridge Health Alliance in Cambridge, Massachusetts.