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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.

Shelvy N.
5/5 Star Rating
Submitted 07/16/19
Very happy with care and treatment, professional, thank you for service,
Jose S.
5/5 Star Rating
Submitted 07/15/19
Very pleased with the service provided
Jack B.
5/5 Star Rating
Submitted 07/15/19
Dr Sullivan is kind and knowledgeable. His staff is easygoing, responsive and cheerful.... Overall I had a good experience.
Salvatore D.
5/5 Star Rating
Submitted 07/13/19
On time appointment, Dr. Sullivan and the whole staff are wonderful
Diane T.
4/5 Star Rating
Submitted 07/10/19
Took me when I called to see the doctor without appointment
William W.
5/5 Star Rating
Submitted 07/09/19
Dr. Sullivan went over with me on all the tests that were done on me a couple of weeks ago. Also went over the blood test and went over test items that were out of range with me. He answered all questions also.
Vincent H.
5/5 Star Rating
Submitted 07/09/19
Informative, pleasant atmosphere,
Angelo P.
5/5 Star Rating
Submitted 07/08/19
The staff was knowledgeable and courteous. Dr Sullivan is very personable and knowledgeable. I’d recommend him enthusiastically.
Yasmin D.
5/5 Star Rating
Submitted 07/05/19
Dr. B Sullivan and staff are just Awesome!!
Angelica F.
5/5 Star Rating
Submitted 06/29/19
Satisfactory
Angelica F.
5/5 Star Rating
Submitted 06/28/19
Satisfied
John K.
5/5 Star Rating
Submitted 06/28/19
GREAT
Clyde S.
5/5 Star Rating
Submitted 06/24/19
Dr. Sullivan has a pleasant demeanor,is professional and takes the time to answer my questions. He gives understandable explanations is very knowledgeable and thorough.
Chester C.
5/5 Star Rating
Submitted 06/22/19
Very happy with dr.Sullivan and Rn Nicolae
William W.
5/5 Star Rating
Submitted 06/22/19
Great, always attentive and thorough
Lynne M.
5/5 Star Rating
Submitted 06/21/19
Dr Sullivan is always very thorough, and patient. I receive top quality care from Dr Sullivan
Susan P.
5/5 Star Rating
Submitted 06/15/19
Dr and staff professional and attentive
Mildred P.
5/5 Star Rating
Submitted 06/14/19
Excellent service, very nice staff.
Joseph M.
5/5 Star Rating
Submitted 06/14/19
Very good visit. Explained all my tests to me and spent considerable time with me. Worthy successor to his dad. Dr Gregory Sullivan. Very pleased.
Carole T.
5/5 Star Rating
Submitted 06/11/19
Very satisfied!