Aug 2026
Dr O’Brien is an excellent doctor. She is extremely thorough. She takes the time to listen and explains everything very clearly. Office staff is kind and very helpful. Highly recommend!
About Mather Medical Group - Primary Care at East Setauket
Mather Medical Group - Primary Care at East Setauket is known for its personable physicians, including Dr. Janson and Dr. Mehta, who take the time to answer questions clearly and thoroughly. The office is efficient, with quick and easy appointments, and offers on-site blood work testing to save time. The staff is kind, sweet, and accommodating, making it a highly recommended facility for primary care needs. Recent reviews highlight the caring and supportive nature of the doctors and staff, with patients feeling truly listened to and valued. The team treats each individual with genuine concern and acts to meet their needs, creating a welcoming and comfortable environment for all.
Reviews
Jul 2026
Dr. Janson is the best doctor I have ever seen. He Is caring, kind, and extremely knowledgeable. He Listened to my health concerns and did not rush me. He is definitely by far an awesome doctor!
Apr 2025
Very nice place Dr Kristen O’Brien is my doctor she has been my doctor for a little over 10 years excellent Dr takes good care of me and she is a good listener .. Thank you so much Dr K A O’Brien ..
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Hours
Monday 8AM - 5PM
Tuesday 8AM - 5PM
Wednesday 8AM - 5PM
Thursday 8AM - 5PM
Friday 8AM - 5PM
Saturday Closed
Sunday Closed
Location
3 Technology Drive, Setauket- East Setauket, NY 11733
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