OBGYN Fellowship Program Administration
Meet Our Leadership Team
The OBGYN fellowship leadership team includes expert faculty from a diverse array of fields who represent the forefront of advanced education in women’s health. If you have questions about any of our OBGYN fellowship programs, please email us.
Female Pelvic Medicine & Reconstructive Surgery Fellowship

Will Winkelman, MD
Program Director
Fellowship
Mount Auburn Hospital/BIDMC
Residency
University of California San Francisco
Medical School
Harvard Medical School
Gynecologic Oncology Fellowship

Katharine Esselen, MD, MBA
Program Director
Fellowship
Brigham & Women's Hospital
Residency
Brigham & Women's Hospital
Medical School
Tufts University School of Medicine

John Dalrymple, MD
Associate Program Director
Fellowship
University of Texas MD Anderson Cancer Center
Residency
Brigham & Women's Hospital
Medical School
Harvard Medical School
Maternal Fetal Medicine Fellowship

Barbara M. O'Brien, MD
Program Director
Fellowship
Tufts Medical Center
Residency
Tufts Medical Center
Medical School
New York Medical College

Melissa Spiel, DO
Associate Program Director
Fellowship
BIDMC
Residency
University of Connecticut
Medical School
University of Medicine and Dentistry of New Jersey, School of Osteopathic Medicine
Maternal Fetal Medicine & Medical Genetics and Genomics Fellowship

Barbara M. O'Brien, MD
Program Director
Fellowship
Tufts Medical Center
Residency
Tufts Medical Center
Medical School
New York Medical College

Millie Ferres, MD
Assistant Program Director
Fellowship
Tufts Medical Center
Residency
Baylor College of Medicine
Medical School
Ponce Health Sciences University
Reproductive Endocrinology and Infertility Fellowship

Alan Penzias, MD
Program Director
Fellowship
Tufts Medical Center; Yale University
Residency
Beth Israel Hospital
Medical School
State University of New York - Downstate Medical Center

Emily Seidler, MD
Associate Program Director
Fellowship
Beth Israel Deaconess Medical Center & Boston IVF
Residency
Washington University
Medical School
Marshall University School of Medicine

Thomas Toth, MD
Associate Program Director
Fellowship
Jones Institute for Reproductive Medicine
Residency
Brigham & Women's Hospital; Massachusetts General Hospital
Medical School
University of Missouri-Kansas City School of Medicine
Fellowship Program Staff

L. Renata Vicari
Medical Education Manager