Dr. Grace To earned her Doctor of Optometry degree from the State University of New York College of Optometry. She performed her ocular disease residency training at a high-volume ophthalmology practice, co-managing various anterior and posterior segment conditions as well as pre- and post-operative care with surgeons. She has experience coordinating care with specialists in varying subspecialties including glaucoma, oculoplastics, retina, cornea, pediatrics, low vision, and contact lenses.

Dr. To provides comprehensive care for patients, adult and pediatric, and is trained in fitting specialty contact lenses as well as performing low vision exams. She has delivered COPE-approved lectures to her colleagues and written case reports documenting patients with advanced disease, presenting them at various academic meetings. She is a member of the American Optometry Association, New York State Optometric Association, and Optometric Society of the City of New York. Dr. To is also a fellow of the American Academy of Optometry.

Dr. To is fluent in Spanish, Cantonese Chinese, Mandarin, and English.