About Antonia Stephen, MD

Dr Antonia Stephen received her medical degree from Harvard Medical School and subsequently completed her general surgical residency at the Massachusetts General Hospital and an endocrine surgical fellowship at the Cleveland Clinic. She then joined the surgical staff at the Massachusetts General Hospital in the Division of Surgical Oncology. Her clinical practice is focused on the surgical management of patients with endocrine tumors and she is a member of the MGH Endocrine Surgery Unit, the highest volume center in the country focused on surgery of the thyroid, parathyroid, and adrenal glands. Her particular areas of clinical expertise are in minimally-invasive parathyroid surgery, the treatment of thyroid cancer, and laparoscopic adrenal surgery. She also performs in-office ultrasound and ultrasound-guided biopsies of thyroid nodules and parathyroid tumors.

Clinical Interests:

Treats:

Locations

Surgical Oncology Associates
55 Fruit Street
Boston, MA 02114-2696
617-726-0531
Fax: 617-724-3895

Mass General Waltham
52 Second Avenue
Waltham, MA 02451
781-487-6100
Fax: 781-487-6201

Medical Education

  • MD, Harvard Medical School
  • Residency, Massachusetts General Hospital
  • Fellowship, Cleveland Clinic Foundation

American Board Certifications

  • Surgery, American Board of Surgery

Accepted Insurance Plans

Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.


Research

Dr. Stephen's research interests are focused on thyroid and parathyroid tumors. Her primary areas of investigation include the diagnosis of thyroid nodules, specifically the pre-operative differentiation of malignant and benign thyroid tumors. She has conducted original research on the topic of parathyroid localization with sestamibi/parathyroid scanning and four-dimensional computed tomography. She also manages the endocrine surgical database, a hospital-wide program that is utilized in clinical research studies