Assoc Prof Yong completed her early education in Convent Bukit Nanas (Kuala Lumpur) and was awarded the Asean Scholarship to complete her A-levels at National Junior College. She graduated with a medical degree from NUS and became a trainee in the Department of Obstetrics & Gynaecology, SGH. She obtained her MRCOG in 1995. She received the SGH fellowship in reproductive endocrinology and was attached to St Mary’s Hospital, London and the IVF unit in Hammersmith Hospital in 1998. She became a member of Academy of Medicine in 2005. She was also awarded HMDP to do in vitro maturation in Ho Chi Minh in 2012
She is an accredited IVF specialist. She enjoys looking after general gynaecology and obstetrics patients and her special interest is in subfertility, PCO ,menopause, adolescence and female sexual dysfunction and breastfeeding.