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

Do you have questions or are you looking for help in choosing the right provider?

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

I did my undergraduate degree at Williams College in Western Massachusetts, double majoring in English and biology. For medical school I went to New York University in Manhattan. I stayed in New York City for my internal medicine residency, which I completed at the Mount Sinai Hospital on the upper East side. For endocrinology fellowship I moved to Philadelphia and completed my fellowship at Thomas Jefferson University Hospital. I have been in private practice in the main line health system since 2009.

  • Gender: Female
  • Language: English
Specialties Accepting New Patients
Endocrinology and Metabolic Diseases Board certified since 2009
Primary Affiliation


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