- 1987-1991 General practitioner Community hospital Ministry of Public Health
- 1991-1994 Pediatric training at department of Pediatric, Faculty of Medicine, Chiangmai University
- 1994-1996 Pediatrician at Pediatric section Nakornping Hospital, Chiangmai
- 1996-2008 Pediatrician at Theppanya Hospital, Chiangmai
- 2008-present Pediatrician at Chiangmai Ram Hospital, Chiangmai