About Frances Hayes, MBBCH, BAO

Frances Hayes, M.D., is an Associate Professor of Medicine at Harvard Medical School, Interim Chief of Endocrinology at Massachusetts General Hospital and a Fellow of the Royal College of Physicians of Ireland. Her prior research focused on male hypogonadism, a topic on which she has lectured and published widely including being a co-author on the Endocrine Society Clinical Practice Guidelines on testosterone therapy. Her clinical practice includes men and women with the full spectrum of reproductive disorders including PCOS and menopause. She is the Endocrine Director of multi-disciplinary clinics dedicated to the care of patients with Turner syndrome, Klinefelter syndrome and Gender Dysphoria.

Clinical Interests:

Treats:

Locations

Mass General Endocrinology: Reproductive Endocrine Unit
55 Fruit St.
Boston, MA 02114
Phone: 617-726-8720
Phone: 617-726-8433

Mass General Transgender Health Program
50 Staniford Street
Suite 801
Boston, MA 02114
Phone: 617-643-7210

Medical Education

  • MB, BCh, BAO,University College Dublin School of Medicine
  • Residency, St. James Hospital
  • Fellowship, St. Vincent's University Hospital

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

Reviews: Comments and Ratings

4.9out of 5(144 Ratings, 59 Comments)

January 2025

I've always found Dr. Hayes to be incredibly thorough and incredibly familiar with my medical chart and history and I would highly recommend her to other patients.


January 2025

Dr. Hayes listens and provides excellent care. I would highly recommend her.


January 2025

The dr is very knowledgeable. [redacted]


January 2025

knowledgeable, caring, explains options clearly, listens to patient's preferences


January 2025

She is very understanding and knowledgeable. She also makes you feel very comfortable.


January 2025

I have seen Dr Hayes for a number of years. She always shows an interest in my wellbeing and in providing the best care.


December 2024

Dr. Hayes is an exceptional physician who always shows empathy and compassion during our visits. I truly feel that she actively listens to my concerns and takes the time to explain the results of recent tests in a way I can understand. I travel nearly 100 miles to see Dr. Hayes, not only for her remarkable knowledge and expertise but also for the ... Read More


December 2024

Dr Hayes is the most kind hearted and caring professional physician I have ever seen. She takes the time to explain details about my health and guidance to remain healthy. I could not ask for a better provider.


December 2024

Thank you and keep up the good work.


December 2024

I was previously seeing a different doctor and she had to drop me as a patient and she referred me to Dr. Hayes. I was very, I really enjoyed my previous doctor, but I had a very good experience with Dr. Hayes, so I'm grateful that I got re-referred to her.

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