Dr Tan Wah Ching is a full-time Periodontist with The Dental Studio (TDS) and last served as a Consultant with the National Dental Centre of Singapore.

Dr. Tan obtained her Bachelor of Dental Surgery (BDS) from the National University of Singapore in 1998 and Doctor medicinae dentum (Dr. Med. Dent.) from the University of Berne, Switzerland, in 2008.

She obtained her specialist training in Periodontology from the National University of Singapore in 2005, through a conjoint Master of Dental Surgery (MDS) Programme with the Royal College of Surgeons, Edinburgh, where she was awarded the IADR Book Prize for Best student.

She is a Specialist Periodontist registered with the Singapore Dental Council; a Fellow of the Academy of Medicine, Singapore; a Fellow of the Royal Australasian College of Dental Surgeons; a member of the Royal College of Surgeons, Edinburgh, a member of the Society of Periodontology (Singapore) and an ITI fellow. She currently serves as the ITI study club director in Singapore. Dr Tan was the past chairperson for the Chapter of Periodontists, College of Dental Surgeons Singapore, Academy of Medicine.

In April 2015, Dr Tan was awarded the prestigious André Schroeder Research Prize presented in Germany by the International Team for Implantology (ITI), a leading academic organisation dedicated to the promotion of evidence-based education and research in the field of dental implant dentistry, oral tissue regeneration and related fields.