Ewing-Chow, David A., MD Provider: Ewing-Chow, David A., MD Specialty: Ophthalmology David A. Ewing-Chow, MD, PLLC 53-59 Public Square, Suite 102 Watertown, NY 13601 Phone: (315) 681-6379 Fax: (315) 681-6823 https://daewingchowmd.portalforpatients.com/ Associated Practice Providers: Weinstein, Matthew A., DO
