Tomas Seisdedos, M.D.

This office specializes in internal medicine for adults, offering primary and preventive care. The practice functions as a single-specialty group, with general check-ups and common conditions as core offerings. Specialist referrals sit next to follow-up visits in the same space, keeping care within reach without extra travel. Screenings and routine monitoring share the same schedule to streamline yearly healthcare. Tomas Seisdedos, M.D. heads the practice, which is part of a larger Upper East Side medical community.

Stop by at 1321 York Ave, Payson House New York, NY 10021—easy to reach within the hospital-adjacent towers. Open weekday mornings for walk-in or scheduled appointments, they handle paperwork and insurance details smoothly. Call (212) 746-2900 for availability or if you need directions. For a map, see the listings on the Upper East Side or use the updated directions at this link.