Dr. Ong is a licensed Internal Medicine in MI. Graduated in 1999. Medical degree obtained from University of the Philippines College of Medicine Manila. Completed residency training at Mercy Hospital. Currently practices at OSF Healthcare (OSF Healthcare), located at 3500 Ludington St, Escanaba, MI 49829. Dr. Ong specializes in hospital medicine(inpatient services).. In addition to English, Dr. Ong speaks Mandarin and accepts new patients.