Ong Zong Yao practices at Lee & Lee (Dental Surgeons) Pte Ltd (Tampines) in Tampines, Singapore and Lee & Lee Dental Surgeons (Raffles Place) in Raffles Place, Singapore. He completed BDS from University Of Sydney. He is a member of Aesthetic Dentistry Society of Singapore,College of General Dental Practitioners,Singapore Dental Council and Member of Dental Board of Australia. Some of the services provided by the doctor are: Crowns and Bridges Fixing,Scaling / Polishing, Tooth Extraction,Dental Fillings and Tooth Desensitization etc.