Dr. O'Day is joining Sullivan Street Medical in Midtown Manhattan in summer 2026 and is now accepting new patients. Registration takes less than ten minutes.
As Dr. O'Day comes online, you will be able to select him as your physician directly through the portal.
Visit Sullivan Street Medical's patient portal to register. Select Dr. O'Day as your physician when he becomes available. Registration takes less than ten minutes.
Begin RegistrationYou will be directed to Sullivan Street Medical's patient portal to complete registration.