2008
Periodontology, The Dental Council of Thailand, Thailand
2004
Periodontology, American Board of Periodontology, United States
2001
Doctor of Philosophy, University of Minnesota School of Dentistry, United States
2001
Advanced Education Program in Periodontology, University of Minnesota School of Dentistry, United States
1991
Doctor of Dental Surgery, Chulalongkorn University, Thailand
2019
Periodontology and Dental Implant Surgery, The American board of Periodontology, United States