Staff A-Z

Great Ormond Street Hospital has a dedicated and tireless workforce looking after the care requirements of our patients. If you would like to locate a member of staff or find out information about their clinical specialty please use our search below.

Tain-Yen Hsia

Dr T-Y Hsia is a Consultant Cardiothoracic Surgeon. He has worked at Great Ormond Street Hospital for five years and is currently surgical lead for the heart transplantation and mechanical assist program. He also leads the Grown Up Congenital Heart Surgery service at Barts Hospital.

Jenni Hallman

Jenni is the first ever Complementary Therapy Nurse Specialist at Great Ormond Street Hospital (GOSH). She offers a massage service primarily to cancer patients on Elephant, Lion and Safari wards. The role is part time alongside her job as Senior Staff Nurse on Elephant Ward.

Mark Gaze

Dr Mark Gaze has been a Consultant Clinical Oncologist at Great Ormond Street Hospital (GOSH) since 1993. He is also a consultant at University College Hospital, where radiotherapy for children from GOSH is delivered.