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Testimonials & Reviews

Brendan Sullivan, MD, FACC

Board Certified in Internal Medicine, Board Certified in Cardiology & Board Certified in Nuclear Cardiology located in Clifton, NJ & Ridgewood, NJ

4.92/5 Star Rating
860 total reviews

Dr. Brendan Sullivan always appreciates feedback from his valued patients. To date, we’re thrilled to have collected 860 reviews with an average rating of 4.92 out of 5 stars. Please read what others are saying about Dr. Brendan Sullivan below, and as always, we would love to collect your feedback.

Dorothy B.
5/5 Star Rating
Submitted 09/28/22
Well done as usual!
Andrew K.
5/5 Star Rating
Submitted 09/28/22
Excellent service
John S.
5/5 Star Rating
Submitted 09/24/22
Waiting time for an appointment is very short, he is very thorough with his exam an the staff from his fantastic Receptionist to the doctor helpers are fantastic as well all in all fantastic
William E S.
5/5 Star Rating
Submitted 09/21/22
He seems to be very involved.
Debra M.
5/5 Star Rating
Submitted 09/21/22
Dr Sullivan’s staff is warm, friendly and efficient. Dr Sullivan is an Awesome doctor. He listens to your concerns and explains everything that needs to be done. He goes out of his way to reassure you.
Richard G.
5/5 Star Rating
Submitted 09/21/22
Always positive
Marie C.
5/5 Star Rating
Submitted 09/20/22
Dr Sullivan truly cares for each of his patients explains everything Takes his time does not rush out the door He is a Blessing
Rosario F.
5/5 Star Rating
Submitted 09/19/22
He is very nice Dr. The Dr. Worry for his patients.
James D.
3/5 Star Rating
Submitted 09/16/22
I had a very good experience going to Dr. Sullivan’s office he was very knowledgeable answered all my questions make me feel better office staff was great answered any questions I had
Catalina T.
5/5 Star Rating
Submitted 09/14/22
Every time I have a good experience every one there are very friendly and take good care of me Dr Sullivan answer every question and put me at ease with all my questions and take time. I will continue seeing him.
Alice A.
5/5 Star Rating
Submitted 09/14/22
Staff very helpful waiting period short
Stephen S.
5/5 Star Rating
Submitted 09/12/22
Just stopped in for a flu shot and scheduled a regular appointment in one month.
Nancy Y.
5/5 Star Rating
Submitted 09/10/22
Excellent
William S.
5/5 Star Rating
Submitted 08/28/22
Very thorough
Donato L.
5/5 Star Rating
Submitted 08/26/22
finally a dr that talks to you
Francis L.
5/5 Star Rating
Submitted 08/25/22
Dr Sullivan is very knowledgeable and takes time to explain all of your health issues.
Joseph R.
5/5 Star Rating
Submitted 08/25/22
Dr.Brendan Sullivan I recommend # 1
John N.
5/5 Star Rating
Submitted 08/19/22
Always very good. The staff and the Dr are the best
Esther I.
5/5 Star Rating
Submitted 08/19/22
Friendly Professional Listening to patient’s needs and concerns
Ricardo J.
5/5 Star Rating
Submitted 08/18/22
Very nice good doctor