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Sean Thomas, M.D.

Comprehensive Ophthalmology and Cataract Surgery

Meet Dr. Thomas

Dr. Thomas graduated from Johns Hopkins University with a bachelor’s degree in biomedical engineering and received his master’s degree in environmental health sciences from New York University. He attended Stony Brook Medical School in New York and completed his internship at the Georgetown University Washington Hospital Center. He performed his ophthalmology residency training at Hahnemann Hospital in Philadelphia, PA, where he was appointed co-chief resident. He has been an ophthalmologist in the Boston area since 2007.

Dr. Thomas is board certified in ophthalmology. He is a member of the American Academy of Ophthalmology, New England Ophthalmological Society, American Society of Cataract and Refractive Surgery, and the Massachusetts Medical Society.

Dr. Thomas specializes in small-incision cataract surgery. In the office, he sees patients for comprehensive eye care including diabetic and annual eye exams, as well as the diagnosis and management of a variety of conditions, glaucoma, and age-related macular degeneration. He welcomes new patients in the Lexington and Concord offices of Lexington Eye Associates.

Our Our Team

Important Insurance Update – WellSense

Effective March 31, 2026, Lexington Eye Associates will no longer participate as an in-network provider with WellSense. Our pediatric providers – Drs. Duncan, and Doshi – will continue to see WellSense patients.

If you have WellSense insurance, we encourage you to contact Member Services using the phone number on the back of your card to review in-network options. Our team is happy to assist with medical records or referrals to support your transition of care.

Thank you for your understanding and for trusting Lexington Eye Associates with your eye care needs.