Margaret T. Ryan, MD

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Locations and Appointments

Bryn Mawr Medical Arts Pavilion
825 Old Lancaster Road, Suite 360
Bryn Mawr, PA 19010

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Call 1.866.CALL.MLH (1.866.225.5654), Monday through Friday between 8:00 am–6:00 pm ET, to speak with a member of our referral staff who can help find the doctor who is right for you.

About Margaret T. Ryan, MD

Dr. Ryan is accepting new patients and treats type 1 and type 2 diabetes, obesity, PCOS, thyroid, parathyroid, pituitary and adrenal disorders along with osteoporosis. She does not treat adrenal fatigue. She does not routinely prescribe Armour thyroid, Naturethroid, compounded hormone products or growth hormone.

Dr. Ryan did her undergraduate degree at Williams College in Western Massachusetts, double majoring in English and biology. For medical school, she went to New York University in Manhattan. She stayed in New York City for her internal medicine residency, which she completed at the Mount Sinai Hospital on the upper East side. For her endocrinology fellowship, she moved to Philadelphia and completed my fellowship at Thomas Jefferson University Hospital. She has been in private practice at Main Line Health since 2009.

  • Language: English


Medical school
  • New York University School of Medicine
  • Mount Sinai Hospital
  • Thomas Jefferson University Hospital

*Members of the Main Line Health medical staff are affiliated with Bryn Mawr Hospital, Lankenau Medical Center, Paoli Hospital and Riddle Hospital. Membership on the medical staff of any of our hospitals does not constitute an employment or agency relationship.

Awards & Memberships

Current Membership & Activities
  • American Association of Clinical Endocrinologists
  • Endocrine Society
  • Philadelphia Endocrine Society

Patient Satisfaction Ratings and Comments