Diploma of Thai Sub Board of Sleep Medicine. ,

Certification Board in Sleep Disorders Specialist, The International Sleep Medicine. , -

Certificate of Research Fellowship in Sleep Disorders Center in Cleveland Clinic, U.S.A. , -

Diploma of Thai Sub Board of Critical Care Medicine, Phramongkutklao Hospital. , -

Diploma of Thai Sub Board of Pulmonology, Phramongkutklao Hospital. , -

Diploma of Thai Board of Internal Medicine, Phramongkutklao Hospital. , -

The Second Class Honors, M.D., Faculty of Medicine, Phramongkutklao College of Medicine, Mahidol Uni , -