The Mater Misericordiae University Hospital is a level 4 teaching hospital based in Dublin's north inner city. The hospital was opened in 1861 by the Sisters of Mercy. In addition to the local services for our catchment area, the Mater Hospital provides a range of frontline and specialist services on a regional and national level. 

Our ambition

Our ambition is to be the safest hospital in Ireland, delivering the highest quality care, with the most patient centred, efficient processes. 

Our national specialties

We are the national centre for

  • Heart surgery
  • Heart and lung transplants
  • Extra corporeal life support (ECLS) - a procedure that uses a machine to take over the work of the lungs and sometimes the heart
  • Spinal injuries
  • Pulmonary hypertension - a rare lung disorder
  • Bone anchored hearing aid
  • National isolation unit



Gordon Dunne


At a glance

In the last year we provided treatment to

  • 21,500 inpatients
  • 60,000 day patients
  • 234,000 outpatients
  • 58,900 emergency department visits

Our hospital offers

  • Over 600 inpatient beds - more than 150 of these are inpatient beds are single rooms en suite
  • 85 day beds
  • 12 operating theatres

A university teaching hospital - what does this mean?

Education, training and research have always been at the core of the Mater Hospital. We are committed to providing excellence in healthcare for all of our patients and in order to achieve this we recognise that we must support our current and future staff to learn, grow and innovate.

Our strong academic partnerships allow us to deliver undergraduate and postgraduate education to hundreds of healthcare professionals including nurses, doctors, clinical therapists, radiographers and many more. We also work closely with academic institutions to deliver cutting edge research that has a direct impact on patient care.

Read more about our education and training and research and innovation.

The Ireland East Hospital Group

The Ireland East Hospital Group (IEHG) and their academic partner, University College Dublin (UCD) is the largest and most diverse of the seven hospital groups.  IEHG consists of 11 hospitals, including the Mater Miseracordiae University Hospital, and serves over 1.1 million people. 

The development of the IEHG presents a unique opportunity within the Irish healthcare system to build on the excellence of our hospital, combined with the innovation, research and educational excellence provided by UCD to deliver consistent high quality safe healthcare outcomes and the world class healthcare our patients deserve.

The mission of the Ireland East Hospital Group is to deliver improved evidence base excellence in care delivery, education, training, research and innovation healthcare outcomes for the 1.1 million people we serve.

The hospitals within the Ireland East Hospital Group are: 

  • The Mater Hospital
  • St Vincent’s University Hospital
  • Midland Regional Hospital Mullingar
  • St Luke’s General Hospital, Kilkenny
  • Wexford General Hospital
  • National Maternity Hospital
  • Our Lady’s Hospital, Navan
  • St Columcille’s Hospital
  • St Michael’s Hospital, Dun Laoghaire
  • Cappagh National Orthopaedic Hospital
  • Royal Victoria Eye and Ear Hospital