Fellowships:
- Neuro Oncology, Brain Tumor Research Center University of California, San Francisco, USA,
1983
Residencies:
- Neurology, University of Illinois Hospital, Illinois, USA,
1981
- Internal Medicine, Saint Francis Hospital, Evanston, Illinois, USA,
1978
- Internal Medicine, Ramathibodi Hospital, Mahidol University, Thailand,
1977
Medical School:
- M.D., Faculty of Medicine, Ramathibodi Hospital, Mahidol University, Thailand,
1975

Board Certifications:
-American Board of Neurology and Psychiatry
1983