Xiannian Wu, MD is an an Assistant Professor of Medicine at Columbia University Medical Center. He is board certified in Internal Medicine, Endocrinology, Diabetes and Metabolism. He received his Medical Degree as well as completed both his Residency and Fellowship in Internal Medicine and Endocrinology from SUNY Downstate College of Medicine. Dr. Wu, originally practicing at Queens Hospital center returns to NY from his prior position out of Hershey, Pennsylvania. He is currently practicing at NewYork-Presbyterian Medical Group-Westchester located at 77 Pondfield Road (Lower Level) Bronxville, NY 10708. He specializes in multiple fields of Endocrinology with special interests in Diabetes and Thyroid Pathologies. He enjoys explaining the conditions he treat as he feels this will truly enhance his patient's understanding and overall outcome. In his personal time Dr. Wu enjoys keeping up with the latest automobiles and indulging in woodworks projects.