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

772 total reviews

Dr. Brendan Sullivan always appreciates feedback from his valued patients. To date, we’re thrilled to have collected 772 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.

Jose L.

5/5 Star Rating

Submitted 11/03/22

Wonderful dr and staff. Lisa the receptionist is such a wonderful person.

Gerald S.

5/5 Star Rating

Submitted 11/03/22

Very professional and easy to talk to Great front office staff !

Josephine C.

5/5 Star Rating

Submitted 11/02/22

Great staff. On time. Really professional.

Doreen J.

5/5 Star Rating

Submitted 10/31/22

Hes the best!

James S.

5/5 Star Rating

Submitted 10/29/22

Excellent and I got my 1st flu shot.

James D.

5/5 Star Rating

Submitted 10/28/22

Very clean office. Dr. Sullivan takes his time with you, answers questions. Staff is very polite. Would highly recommend.

Donata C.

5/5 Star Rating

Submitted 10/26/22

Excellent

Francis L.

5/5 Star Rating

Submitted 10/22/22

Dr Sullivan is very knowledgeable and takes time to explain everything going on with your body.

Mirla D.

5/5 Star Rating

Submitted 10/21/22

Thank you Dr. Brendan Sullivan for your kind and thoughtful concern in regard to my health and providing me with excellent medical care. I am most grateful for your kindness whenever I see you Dr. Brendan Sullivan, MD, FACC Thank you so much! Gratefully yours, Your patient Ms. Mirla E. Del Rosario, R. N. (Retired).❤️

Thomas M.

5/5 Star Rating

Submitted 10/19/22

Always top notch

Frances H.

5/5 Star Rating

Submitted 10/19/22

Excellent, the best

Helga B.

5/5 Star Rating

Submitted 10/17/22

The office was very nice and the staff was friendly and attentive. The doctor was on time with the appointment

Anne B.

5/5 Star Rating

Submitted 10/16/22

Dr. Brendan Sullivan is an excellent doctor. He listens to your needs carefully and makes suggestions as needed. He never rushes you so he can see his next patient. I would highly recommend him to anyone!

Howard M.

5/5 Star Rating

Submitted 10/15/22

Always pleasant and knowledgeable!

Nathan S.

5/5 Star Rating

Submitted 10/15/22

Great Experience

Marian Z.

5/5 Star Rating

Submitted 10/14/22

Dr. Sullivan is extremely knowledgeable. He presents in a friendly yet professional manner.

Lois A.

5/5 Star Rating

Submitted 10/13/22

Great

Diane W.

5/5 Star Rating

Submitted 10/12/22

Doctor Sullivan is very professional and knowledgeable. He answers all your questions and helps you feel at ease knowing that you're in good hands. The staff is also very kind and helpful.

John C.

5/5 Star Rating

Submitted 10/12/22

Great staff Dr.Sullivan explains everything well. Does not over react or lecture. Pleasant experience.

Theresa S.

5/5 Star Rating

Submitted 10/10/22

Wonderful service! Highly recommend!