Consultant specialist in the treatment of children's tumours in Harley Street and the Cromwell Hospital, London

Dr Zacharoulis is a Consultant Paediatric Oncologist specializing in brain tumours ( Paediatric Neuro-Oncologist) and other solid malignancies of childhood.

Born in Greece, he graduated from Aristotelis School of Medicine, Thessaloniki, Greece. Dr Zacharoulis then moved to the U.S.A where he trained and practiced.

He is an American Board Certified Paediatrician (trained at Yale and SUNY at Syracuse) and Paediatric Oncologist (trained at Memorial Sloan-Kettering Cancer Center, New York).

Dr Zacharoulis sub-specialized further in Neuro-Oncology (brain, spinal cord and neurogenic tumours) at Children's Hospital Boston, Harvard Medical School. He was appointed Assistant Professor of Paediatric Oncology at Keck School Of Medicine, University of Southern California, Childrens Hospital Los Angeles.

His bibliography includes several original papers in peer review journals and book chapters, and he has been an invited speaker about child cancer and its treatment at Paediatric Oncology meetings worldwide.

Dr. Zacharoulis is currently appointed as Paediatric Oncology Consultant at Royal Marsden Hospital, Sutton, Surrey UK (NHS), and he also practices at Harley Street Clinic and BUPA Cromwell Hospital (private practice).