Assoc. Prof Blumenthal is an experienced Obstetrician & Gynaecologist practising in the North Western Suburbs of Sydney.
He has particular interests in laparoscopic surgery where he trained with Professor Bruhat in France and Dr Ray Gary in England. Assoc. Prof Blumenthal is a foundation member of the Australian Gynaecological Endoscopy Society (AGES). He is also a member of the Australian Society for Colposcopy and Cervical Pathology (ACCP) and the Australian Menopause Society (AMS).