Skip to main content
Dominic Posillico, MD, Internal Medicine, Seaford, NY, North Shore University Hospital


Internal Medicine Seaford, NY


Are you Dr. Posillico?

Join over one million U.S. Physicians, Nurse Practitioners and PAs, already on Doximity.

  • Connect with colleagues in the same hospital or clinic
    You already have 58 invites waiting!
  • Search all U.S. specialist profiles and refer a patient
  • Read the latest clinical news and earn CME/CEU credits

Claim this profile

Not you? Find your profile


  • Dr. Dominic Posillico, MD is a board certified internist in Seaford, New York. He is currently licensed to practice medicine in New York. He is affiliated with Plainview Hospital and North Shore University Hospital.

Education & Training

  • Nassau University Medical Center
    Nassau University Medical CenterResidency, Internal Medicine, 1985 - 1989
  • Universidad Autonoma de Guadalajara
    Universidad Autonoma de GuadalajaraClass of 1984

Certifications & Licensure

  • NY State Medical License
    NY State Medical License 1985 - 2022
  • American Board of Internal Medicine Internal Medicine

Hospital Affiliations