- Dr. Siam Khajarern is one of the leading Cardiothoracic Surgeons having 23 years of experience.
- He specializes in Minimally invasive ASD closure and Minimally invasive Valve surgery.
- He completed his MD Faculty of Medicine from Ramathibodi Hospital Mahidol University, in 1999 and received a Certificate Thai board of Cardiology from Ramathibodi Hospital, Mahidol University, in 2007.
- He received training in Minimally Invasive Techniques in Adult Cardiac Surgery with a 3D Camera in Bali, Indonesia in 2014 and Acute Circulatory Support Device from. National Taiwan University Hospital. Taipei, Taiwan, in 2015.
- He speaks English and Thai.