Dr Mary Ryan

Consultant Endocrinologist and Physician
Dr Mary Ryan, Beacon Hospital

Beacon Limerick

Areas of Specialty

  • Endocrinology


Dr Mary Ryan trained in Trinity College Dublin and obtained her MB BCH BAO in 1992. She then specialised in Endocrinology and General Medicine and she is also on the Specialist Registrar. She obtained the MRCP (UK) and did her MD thesis with Professor Gerald Tomkin in the Royal College of Surgeons in Ireland and Trinity College, Dublin on Diabetes and Obesity. She presented her findings internationally on her research on Lp(a) and Cardio Vascular Disease which she did with Professor Ian Graham in the Adelaide Hospital, Dublin. She recently graduated with an MA in Trinity College Dublin. She also received a Foundation Scholarship in Trinity College and specialised on female infertility.


Dr Mary Ryan is a Consultant Endocrinologist and Physician in Beacon Limerick. She has a special interest in Diabetes, insulin pumps, obesity, infertility, osteoporosis, hypertension, Hyperlipidaemia thyroid disease and chronic fatigue.

Dr Ryan lectures to GP’s nationwide and also to the public on the prevention of Heart Disease and Type 2 Diabetes. She is also on the Women’s Heart Advisory Group for the Irish Heart Foundation.

She is Senior Lecturer with the Post Graduate School of Medicine since its commencement in 2007 and is actively involved with clinical research. She supervises and publishes research with the medical students on Endocrinology and Diabetes.

She continues to be involved in cardiovascular disease prevention and is on the National Lipid Steering Committee.

Previously Dr Mary Ryan lectured in Pharmacology in the RCSI under the stewardship of the President of University of Limerick Prof Des Fitzgerald. She was appointed Consultant Physician and Endocrinology to Barringtons Hospital in 2001 and also to Aut Even Hospital in Kilkenny.

Dr Ryan was also on the Obesity Taskforce in 2004 which initiated the National Obesity Taskforce report 2005. This made 93 recommendations to the Minister of Health regarding the growing obesity problem.

Previously Dr Ryan participated in a popular public health education programme called “How Long Will You Live” on RTÉ. She has also appeared on radio and television regularly over the years to provide her expert opinion.

In 2018, Dr Ryan organised a highly successful conference in the University of Limerick Concert Hall on how the Empowerment of women improves physical mental and social health, which was opened by Prof Des Fitzgerald, President of the University of Limerick and included contributions from the medical community.