Professor Hui Kim Yap has published more than 100 articles in peer-reviewed journals.

Professor Hui Kim Yap has been awarded several grants from the National Medical Research Council totalling more than 1 million dollars.

Professor Hui Kim Yap won various awards including the National Kidney Foundation Gift of Life Award in 1996, Faculty Research Excellence Awards in 2005 and 2008, the National Medical Research Council National Outstanding Clinician Award in 2008, the Healthcare Humanity Award in 2012, Outstanding Asian Paediatrician Award from the Asian-Pacific Paediatric Association in 2012, and the Lee Foundation NHG-NUHS Life Time Achievement Award in 2013.