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Doctors & Staff

Meet the experienced and friendly doctors and staff who make Vision Source of Park Square the leading provider of vision care products and services in Boston.

Zachary Jost, OD

Dr. JostDr. Zachary Jost is the owner and chief optometrist of Vision Source of Park Square.  He received his bachelor’s degree from Providence College and his doctor of optometry degree from the New England College of Optometry where he served on the board of the American Optometric Student Association.

Dr. Jost trained via externships at the Veterans Administration Hospital in Bedford, MA, Lynn Community Health Center in Lynn, MA , Merrimack Vision Clinic in Merrimack, NH & MyEyeDr in Raleigh, NC. During his rotations Dr. Jost had exposure to many specialties including but not limited to ocular disease, specialty contact lenses, and pediatrics.

Dr. Jost has worked in private practice in Boston and Cambridge specializing in contact lenses, primary eye care, and pre and post operative surgical co-management. Dr. Jost is a member of the Massachusetts Society of Optometrists and the American Optometric Association. Dr. Jost is very passionate about optometry as a profession and strives to provide the best care possible for his patients.

Gail S. Marchetto, OD

Dr. Gail Marchetto opened her first practice in Abington, Massachusetts, where she began growing her loyal patient base. After many years of practice she proudly opened Vision Source of Park Square, located centrally in the city of Boston.

A native of Lee, Massachusetts, Dr. Marchetto graduated from Tufts University and continued her education at the University of California, Riverside where she completed a Ph.D. in Biochemistry. She obtained her Doctorate of Optometry from the New England College of Optometry in 2000. Dr. Marchetto enjoys many aspects of optometry, inclusive of comprehensive family eye exams, ocular disease treatment and management, surgical co-management, and specialty hard to fit contact lenses.

When Dr. Marchetto is not seeing patients, she enjoys running, traveling and is an avid skier.

Our Staff

We want you to feel connected and comfortable as soon as you walk through our door. You can be assured that all eyewear and lens materials that we use are the finest quality available to provide the best optics and vision. Our opticians are trained to custom fit you with frames and lenses that best suit your individual lifestyle needs. We have a fashion-forward and unique collection of eyeglass frames including Tom Ford, Etnia Barcelona, Prada, Dolce & Gabbana, Kate Spade, Ray-Ban and more.