Dr Joanne Tan Mui Ching is a Consultant in General Paediatrics at KK Women's and Children's Hospital. She completed her MBChB from the UK and further specialized in paediatric medicine, earning her MMed Paediatrics from the National University of Singapore and MRCPCH from the UK. Dr Tan's clinical expertise includes general paediatrics, and she is also involved in teaching and mentoring future doctors.

In addition to her clinical work, Dr Tan is an active faculty member in the Singhealth Paediatrics Residency Programme and an adjunct instructor at Duke-NUS Graduate Medical School. She also serves as a clinical tutor at the Yong Loo Lin School of Medicine. Her research contributions include a publication on dengue fever-associated liver failure in pediatric infectious diseases.