Dr. Roy is a physician board certified in addiction medicine and clinical assistant professor at NYU School of Medicine. She is currently the Medical Director of New York City’s Kingsboro Addiction Treatment Center, operated by New York State Office of Alcoholism and Substance Abuse Services. As the former Chief of Addiction Medicine for NYC jails including Rikers Island, Dr. Roy oversaw substance use treatment and recovery services for the city’s incarcerated men and women. Previously, she was a primary care doctor to Boston's vulnerable homeless population, among whom the leading cause of death was drug overdose; served as an attending physician at Massachusetts General Hospital; and faculty at Harvard Medical School. She completed her MD and MPH degrees at Tulane University, followed by internal medicine training at Duke University. A longtime advocate for public service, she served the underserved in Nicaragua and India; New Orleans residents affected by Hurricane Katrina; and provided medical relief to earthquake victims in Haiti and Boston Marathon runners.