Skip to Main Content
Yale School of Medicine
YSM Home

INFORMATION FOR

Gregory Zanieski, MD, FACS

Assistant Professor of Surgery (Oncology)
DownloadHi-Res Photo

About

Titles

Assistant Professor of Surgery (Oncology)

Biography

Dr. Gregory Zanieski joined the Yale School of Medicine and Smilow Cancer Hospital in 2019 and cares for patients with benign or malignant breast disease. His clinical and surgical practice locations are at Smilow Cancer Hospital in New Haven and Shoreline Medical Center in Guilford. Dr. Zanieski received his Medical Degree from the State University of New York at Stony Brook School of Medicine and completed a fellowship in surgical oncology at the University of Pittsburgh Medical Center.

Prior to joining Yale, Dr. Zanieski was a breast oncology surgeon at Vassar Brothers Medical Center in Poughkeepsie, NY for nearly ten years. Dr. Zanieski is a member of the Society of Surgical Oncology, the American College of Surgeons, and the American Society of Breast Surgeons.

Appointments

Other Departments & Organizations

Education & Training

MD
State University of New York (2002)

Research

Research at a Glance

Yale Co-Authors

Frequent collaborators of Gregory Zanieski's published research.

Publications

2024

2022

2021

Clinical Care

Overview

Gregory Zanieski, MD, is a breast oncology surgeon who treats patients with benign and malignant breast diseases.

Dr. Zanieski is part of the surgical team at the Center for Breast Cancer at Smilow Cancer Hospital. He cares for patients using current breast surgical techniques, including breast conservation and immediate breast reconstruction, in collaboration with plastic surgery.

He is an assistant professor of surgery (oncology) at Yale School of Medicine. Dr. Zanieski is a member of the Society of Surgical Oncology, the American College of Surgeons, and the American Society of Breast Surgeons.

Clinical Specialties

Breast Surgical Oncology

Fact Sheets

See All Fact Sheets On Yale Medicine

Board Certifications

  • Surgery General

    Certification Organization
    AB of Surgery
    Latest Certification Date
    2022
    Original Certification Date
    2008

Yale Medicine News

See All News On Yale Medicine

Are You a Patient?

View this doctor's clinical profile on the Yale Medicine website for information about the services we offer and making an appointment.

View Doctor Profile

Get In Touch

Contacts

Email
Appointment Number

Locations

  • Patient Care Locations

    Are You a Patient? View this doctor's clinical profile on the Yale Medicine website for information about the services we offer and making an appointment.

    See Patient Care Locations