Dr. Na is a licensed Gastroenterology in MA. Graduated in 1997. Medical degree obtained from Beijing, Peking University Health Science Center in China. Completed residency training at Mt. Sinai Hospital(NY) and fellowship training at BIDMC Boston. Currently practices at Beth Isreal Lahey Health (Beth Isreal Lahey Health), located at 91 Montvale Ave, Stoneham, MA 92180. Dr. Na specializes in Colon Cancer Screening, GI Endoscopy, IBD, IBS, Reflux/Barrett's.. In addition to English, Dr. Na speaks Mandarin.