alarm-ringing ambulance angle2 archive arrow-down arrow-left arrow-right arrow-up at-sign baby baby2 bag binoculars book-open book2 bookmark2 bubble calendar-check calendar-empty camera2 cart chart-growth check chevron-down chevron-left chevron-right chevron-up circle-minus circle city clapboard-play clipboard-empty clipboard-text clock clock2 cloud-download cloud-windy cloud clubs cog cross crown cube youtube diamond4 diamonds drop-crossed drop2 earth ellipsis envelope-open envelope exclamation eye-dropper eye facebook file-empty fire flag2 flare foursquare gift glasses google graph hammer-wrench heart-pulse heart home instagram joystick lamp layers lifebuoy link linkedin list lock magic-wand map-marker map medal-empty menu microscope minus moon mustache-glasses paper-plane paperclip papers pen pencil pie-chart pinterest plus-circle plus power pushpin question rain reading receipt recycle reminder sad shield-check smartphone smile soccer spades speed-medium spotlights star-empty star-half star store sun-glasses sun tag telephone thumbs-down thumbs-up tree tumblr twitter user users wheelchair write yelp youtube

Doctors & Staff

Meet the experienced and friendly doctors and staff who make Vision Rehabilitation Associates a proud provider of vision care products and services in Northfield.


Michael Zost, O.D., FAAO, FCOVD

Dr. Michael Zost, has served as an Associate Professor of Optometry at the Illinois College of Optometry in Chicago since 1986 where he also received his doctorate of optometry degree. He then completed a residency in Rehabilitative Optometry at the Northport VA Medical Center in Northport, New York with emphasis on primary care, vision therapy, contact lenses and low vision.

Dr. Zost is a vision consultant to the Rehabilitation Institute of Chicago where he examines and treats patients who experience disrupted or loss of vision due to an acquired brain injury. He has served as a chief clinical examiner of licensing for the National Board of Optometry for over ten years. Dr. Zost is also on the Advisory Council for the Illinois School for the Visually Impaired, for which he also volunteers his time performing low vision examinations for its students.

Dr. Zost’s specialties include contact lenses, vision therapy and rehabilitative optometry. He teaches courses, is a speaker and lecturer, and his investigative work has appeared in major optometric journals.

Dr. Zost has received additional distinction as a Fellow in the College of Vision Development and American Academy of Optometry.


Marsha Sorenson, O.D., FAAO, FCOVD

Photo of Dr. Marsha SorensonDr. Sorenson graduated from the Illinois College of Optometry, where she was awarded the COVD Excellence in Vision Therapy Award, and the Luckhardt Memorial Scholarship. After graduating she completed the prestigious Irwin B Suchoff Residency program in Vision Therapy and Rehabilitation at SUNY State College of Optometry in New York City. She is a fellow of the American Academy of Optometry and a fellow of the College of Optometrists in Vision Development. Dr. Sorenson specializes in pediatric optometry, vision therapy, and neuro-optometry.

Dr. Sorenson served as a clinical instructor at the Illinois College of Optometry for 6 years, teaching students about developmental vision, pediatric eye exams, vision therapy, and visual perceptual testing. Dr. Sorenson also works at Chicago Dizziness and Hearing Clinic, where she provides neuro-optometry services for patients with vestibular disorders. She has published a journal article about recent research supporting a vision therapy-based treatment model for amblyopia. She has presented posters at recent COVD and American Academy of Optometry Meetings. She is an active contributor to the COVD blog.