2005
Sleep Medicine, American Board of Sleep Medicine, United States
2003
Family Medicine, Thai Medical Council, Thailand
2002
Otolaryngology, Siriraj Hospital, Thailand
1996
Doctor of Medicine, Siriraj Hospital, Thailand
2006
Visiting Physician (Facial Plastic & Reconstructive Surgery), Massachusetts Eye and Ear Infirnary, Harvard medical school, United States
2005
Fellow in Sleep Medicine and Surgery, Stanford University School of Medicine, United States
2005
Research Fellowship in Sleep Medicine, The Tulane University Hospital & Clinic, United States
2004
Fellow in Rhinology and General Otolaryngology, Jackson Memorial Hospital, United States