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Dr Cassandra Cheong Pei Shan

Dr Cheong Cassandra Pei Shan

Clinical Appointments

  • Associate Consultant Obstetrics & Gynaecology KK Women's and Children's HospitalKK Women's and Children's Hospital


Dr Cassandra Cheong is a member of the Royal College of Obstetricians and Gynaecologists (MRCOG), UK. She graduated from the Yong Loo Lin School of Medicine, NUS in 2015 and began her Obstetrics and Gynaecology training under Singhealth in 2016. She obtained her Membership of the Royal College of Obstetrics and Gynaecology (MRCOG) from UK in 2021 and her Master of Medicine (MMed O&G) from Singapore in 2021. She completed her residency training in 2023 and obtained her Specialist accreditation from the Singapore Medical Council. She is currently an Associate Consultant in the Department of Obstetrics and Gynaecology, KK Women's and Children's Hospital.

Dr Cheong is proficient in managing women throughout their pregnancy journey, starting from pre-pregnancy care, antenatal follow-up and delivery. She is also adept in comprehensive management of gynaecological conditions such as fibroids, ovarian cysts and menstrual disorders. Dr Cheong strongly believes in women’s advocacy and has a keen interest in sexual health, teenage pregnancy and family planning. As a mother, she is also passionate about breastfeeding awareness and strives to create a safe and pleasant experience for every patient during their reproductive journey.


  • MRCOG (UK) 2021
  • MMed (O&G) (Spore) 2021
  • MBBS (Spore) 2015

Professional Appointments and Committee Memberships

  • Associate Consultant, Department of Obstetrics & Gynaecology, KK Hospital, 2023 - Present


  • Singapore Health Quality Service Awards, Silver, 2020
  • SingHealth Best Junior Doctor Award, 2016

Research Interests


  • An unusual presentation of a Missing Intrauterine Contraceptive Device: A Case Report and Literature Review.
    Cheong CPS, Lional KM, Wright AM, Wee-Stekly WW. Singapore Journal of Obstetrics and Gynaeology 2020 Vol. 51. No. 2.
  • Incidence of Asymptomatic Bacteriuria in a Local Pregnant Population.
    Cheong CPS, Tan SQ, Han HC. Singapore Journal of Obstetrics and Gynaeology 2020 Vol. 51. No. 2.
  • Unusual presentation of uterine rupture following laparoscopic myomectomy: a case report and literature review.
    Cheong CPS, Tan AWK, Tan LK, Yu SL. Int J Reprod Contracept Obstet Gynecol 2018;7:3868-72.

Research Trials