Dr. Williams is a licensed Internal Medicine in PA. Graduated in 1983. Medical degree obtained from Beijing, Peking University Health Science Center in China. Completed residency training at York Hospital, York, PA. Currently practices at Integrated Personalized Medicine (Integrated Personalized Medicine), located at 4300 Devonshire Rd, Harrisburg, PA 17109. Dr. Williams specializes in internal medicine and primary care.. In addition to English, Dr. Williams speaks Mandarin.