Neuromuscular Medicine, American Board of Electrodiagnostic Medicine, United States – 2018
Epilepsy and Clinical Neurophysiology, Case Western Reserve University & University Hospital Case Medical Center, United States – 2014
International Spine Fellowship in Orthopaedic Spine Surgery, University of California, Los Angeles, United States – 2010
Orthopedic Surgery, Phramongkutklao College of Med, Thailand – 1978
Orthopedic Surgery, Chiang Mai University, Thailand – 1982