Dr. Cheng is a licensed Internal Medicine in IL. Graduated in 2018. Medical degree obtained from Saint James School of Medicine Anguilla, Illinoi. Completed residency training at Javon Bea Hospital. Currently practices at OSF HealthCare (OSF HealthCare), located at 5666 East State St, Rockford, IL 61108. Dr. Cheng specializes in internal medicine, primary care.. In addition to English, Dr. Cheng speaks Mandarin and Cantonese and accepts new patients.