Staff A-Z

We have passionate and committed staff dedicated to caring for the children at Great Ormond Street Hospital.

Dr. Oliver Marmoy

Dr Oliver Marmoy is a Specialist Clinical Scientist in Visual Electrophysiology & Ocular Imaging at Great Ormond Street Hospital (GOSH).

Dr Pratheeban Nambyiah

I've been a consultant paediatric anaesthetist at GOSH since 2017. After medical school, I completed specialist training in Cambridge and Norwich, and took fellowships in Simulation and Medical Education (at the University of Ottawa Skills &…

Dr Tazeen Ashraf

Consultant in Clinical Genetics and Genomic Medicine

Dr Ashraf joined Great Ormond Street Hospital as a substantive Consultant in Clinical Genetics in 2020. Dr Ashraf works closely with Perinatal teams in the region and runs a joint Fetal-Genetics cl…

Dr Usman Ali

Dr Usman Ali is a Consultant in Paediatric Anaesthesia at Great Ormond Street Hospital. In addition to his training at Great Ormond Street Hospital he completed a further fellowship at Sickkids Hospital in Toronto where he won the R J Byrick Award f…

Dr Victoria Jowett

Dr Victoria Jowett is a Consultant Fetal and Paediatric Cardiologist. She is the Clinical Lead for the Fetal Cardiology Service at Great Ormond Street Hospital (GOSH)

She has been working in the subspecialist field of fetal cardiology since 2008 and…