Dr Stephanie Sii is a highly trained fertility specialist, reproductive endocrinologist, obstetrician, and paediatric, adolescent and adult gynaecologist who is passionate about holistically supporting women from preconception through to delivery.

Stephanie holds the prestigious Certificate in Reproductive Endocrinology and Infertility (CREI) from RANZCOG—the highest qualification for fertility specialists in Australia and New Zealand- making her a sought-after and leading expert in the field of reproductive medicine.

Stephanie is the Clinical Director of Adora Fertility and the Head of Department of the Reproductive Biology Unit at the Mercy Hospital for Women. She is also an obstetrician and gynaecologist at Mitcham Private Hospital and a visiting medical officer the Royal Children’s Hospital. 

Stephanie is passionate about helping her patients achieve their dream of becoming parents, including members of the LGBTQ+ community. She has a special interest in complex infertility, second-opinion IVF, recurrent implantation failure, recurrent miscarriages, poor responders, fertility preservation, Mullerian disorders and reproductive genetics. She is also a strong advocate for women wishing to preserve their fertility- either socially or medically- through egg or embryo freezing when they are not ready to start their family. 

Known for her warm, empathetic and thorough approach, Stephanie tailors her fertility care to meet the unique needs of each patient, ensuring they are provided with first-class, bespoke fertility treatment. An exceptional communicator, Stephanie goes to great lengths to help her patients feel at ease throughout their fertility journey.

Stephanie sits on the ANZSREI Board Committee (Australian and New Zealand Society for Reproductive Endocrinology and Infertility) and is dedicated to improving the landscape of fertility medicine in Australia by promoting equitable, accessible and affordable treatment for all patients regardless of their background.

Alongside her busy clinical practice, Stephanie devotes her time to teaching and research. She is a trainee mentor for candidates enrolled in the Diploma of Obstetrics and Gynaecology (DRANZCOG) and Certificate of Women’s Health (CWH). Her research has been published in peer-reviewed journals, particularly in the areas of fertility preservation and oncofertility. She is a member of ANZSREI, FSANZ, ESHRE, AGES and ANZPAG.

Outside of work, Stephanie is a salsa dance enthusiast and enjoys cooking and hosting dinner parties for friends and family.