Greenfield Kornei & Lau 2500 Hospital Dr # 14 Mountain View, CA 94040 Phone : (650) 965-7500 Business Category Physicians & Surgeons-M.D. Mary C Kornei Md 2500 Hospital Dr # 14 Mountain View, CA 94040 Phone : (650) 965-7500 Business Category Physicians & Surgeons-M.D. George S Lau Md 2500 Hospital Dr # 14 Mountain View, CA 94040 Phone : (650) 965-7500 Business Category Physicians & Surgeons-M.D.