Dr. O'Reilly takes Blue Cross/Blue Shield, Coventry, and Humana ChoiceCare Network, as well as other insurance carriers. She attended Albany Medical College for medical school and subsequently trained at Massachusetts General Hospital for residency. Her hospital/clinic affiliations include Beth Israel Deaconess Medical Center (BIDMC), Brigham and Women's Hospital (BWH), and Massachusetts General Hospital. She is open to new patients.