Denomination: Roman Catholic
Senior house officer, director pulmonary hypertension and endobronchial intervention programs, Dublin, 1985-1987. Registrar Meath Hospital, 1987-1988. Cardiothoracic registrar Harefield Hospital, Middlesex, 1988-1990.
Senior registrar Harefield and Brompton Hospitals, London, 1990-1993. Senior registrar, tutor Brompton Hospital, 1993-1994. Consultant thoracic, intensive care and transplant physician St. Georges Hospital, since 1994.
Medical advisor United States of America Cystic Fibrosis Trust, Washington, 1996, French Transplant and Cystic Fibrosis Society, since 1992, Transplant Centers in Brazil and Argentina, since 1992, United Kingdom Cystic Fibrosis Trust, since 1992. Lecturer in field; examiner Royal College Surgeons England, since 2000.