Dr Chanchai Umpornpaiboon SpecialtiesLanguageSpecialty TrainingWork Experience Orthopedic Thai Orthopedics – Chulalongkorn University; 1993 – 1996 Orthopedic Doctor – Phra Chom Klao Hospital; 1996 – 2000 Orthopedic Doctor – Yanhee Hospital; 2000 – present Contact Us Today! Name Email Address Subject Message 14 + 1 = Submit