Diploma of The American Board of Infectious Disease, 1986. , United States of America

Diploma of The American Board of Internal Medicine, 1981. , United States of America

Fellowship (Infectious Disease), Cook County Hospital Chicago, ILL. 1974-1975., V.A.Hines, Hines IL , United States of America

Residencies (Internal Medicine) New Brunswick Affiliate Hospital, New Brunswick, NJ. 1973-1974. , United States of America

Residencies (Internal Medicine) New Rochelle, Hospital Medical Center, New Rochelle, New York, 1972- , United States of America

Internship Springfield Hospital Medical Center, Springfield MASS, 1971-1972 , United States of America

M.D., Faculty of Medicine , Mahidol University, 1969. Faculty of Medicine Siriraj Hospital, Mahidol University , Thailand