Dr Krithikaa Nadarajan graduated from the Yong Loo Lin School of Medicine in 2010. She subsequently trained in Internal Medicine and Advanced Internal Medicine in SingHealth. She is currently a Senior Consultant in Internal Medicine at Singapore General Hospital(SGH).
 
Her special interests include medical education and perioperative medicine. She is the Associate Programme Director for the Postgraduate Year 1 (PGY1) Programme. She received the Inspiring Educator Award in 2015 and Outstanding Faculty Awards in 2016 and 2023. The SGH Internal Medicine PGY1 Programme, which she helmed, won the Best PGY1 Training Department Award in 2019. As the Associate Programme Director for the SingHealth PGY1 Programme, and as a member of the SGH Performance Review Subcommittee, she has overseen the remediation of struggling PGY1s who rotate through Singapore General Hospital. As a medical educator, Dr Krithikaa has also conducted various well-received workshops in medical education.