Dr. Leng is a licensed Internal Medicine in OR. Graduated in 2010. Medical degree obtained from Harvard Medical School. Completed residency training at OHSU Health. Currently practices at Providence Health (Providence Health), located at 5050 NE Hoyt St, Portland, OR 97213. Dr. Leng specializes in internal medicine and primary care.. In addition to English, Dr. Leng speaks Mandarin and accepts new patients.