2013
Neurology, Thai Medical Council, Thailand
2006
Neuro-Oncology, Duke University Medical Center, United States
2005
Neurology, American Board of Psychiatry and Neurology (2005-2015), United States
2004
Neurology, Duke University Medical Center, United States
2001
Internal Medicine, Duke University Medical Center, United States
1998
Doctor of Medicine, Siriraj Hospital, Mahidol University, Thailand