Emeritus Clinical Pr Passiri Nisalak, D.D.S.

Diploma Thai Board of Orthodontics, The Dental Council of Thailand.

Certificate of Attendance the 12th Asian Pacific Dental Congress, Bangkok, Thailand

Master of Science University of Alabama, USA. University of Alabama, USA.

Post Graduate Certificate in Orthodontics, University of Alabama, USA. University of Alabama, USA.

The First Class Honors D.D.S, Faculty of Dentistry, Mahidol University. Mahidol University

Bachelor's Degree Doctor of Dental Surgery คณะทันแพทยศาสตร์ มหาวิทยาลัยมหิดล

The Second Class Honors Bachelor of Science (Medical Science), Mahidol University. Mahidol University