Daniel A Zlotoff, MD, PhD

Patient Feedback

4.930709 average rating from 127 reviews

• I was impressed with the doctor's knowledge & skills. He's a great diagnostician!

  2026-07-22

• Dr. Zlotoff was very patient, explained everything clearly, took his time to make sure we understood, was pleasant and helpful.

  2026-07-09

• He was a great doctor.

  2026-07-08

• The Doctor was patient and empathetic and had taken great care to read up on my medical history in my portal. He made me feel that I was the most important patient of the day! I left the consultation feeling happy and optimistic!!

  2026-07-08

• I love the staff at MGH!

  2026-07-08

• So glad I switched doctors and hospital I feel that I can get better

  2026-06-25

• Dr. Zlotoff was excellent!

  2026-06-25

• Great communication on what I have been going through for the last 6+ months.

  2026-06-15

• I have great respect for the knowledge and abilities of Dr Zlotoff to listen to me, respond and treat my heart conditions in a manner which I know has extended my life expectancies.

  2026-06-10

• The Doctor and the nurse were very know legible.

  2026-06-04

• He explained things very well. We had a very full discussion of all pertinent aspects. His manner was very friendly but professional. I was impressed with him overall.

  2026-06-02

• The cardiac team was top notch as always. [redacted]

  2026-06-04

• Dr. Zlotoff did a very good job of explaining things to me. He knows my background very well and has kept up on my medicines and I would highly recommend him.

  2026-05-29

• Dr. Zlotoff is smart, professional and just plain nice. I'm very glad that I have him for my doctor!

  2026-05-21

• I really loved meeting my new provider

  2026-05-20

• Dr Zlotoff took the time to answer all my questions and made sure I understand.Excellent Doctor!

  2026-05-15

• Dr. Zlotoff was very pleasant and knowledgeable. He took as much time as we both needed. He also included a resident and a student in my visit. I was pleased with their inclusion. I felt it was an excellent first visit.

  2026-05-13

• Dr Zlotoff is an excellent provider seems to really care about his patients. Highly recommend him.

  2026-04-22

• Every single provider I've had from Massachusetts general has been kind, thorough, and diligent. This is the best experience I've ever had with the hospital!

  2026-04-11

• The doctor answered all of my questions and he obviously was very intent on providing me with exceptional care.

  2026-04-10

• This provider has been really wonderful

  2026-03-28

• Extremely friendly and professional, efficient.

  2026-03-22

• He was both very knowledgeable and personable.

  2026-03-19

• The doctor was very good

  2026-03-09

• They were very careing polite and informational!

  2026-03-07

• Simply amazing, I'm so fortunate to have him as my cardiologist

  2026-03-04

• Very good experience

  2026-03-03

• Thorough and helpful

  2026-03-01

• Dr. Zlotoff is a fine doctor and has been taking care of my heart issues for about 3/4 years. I trust his judgement.

  2026-03-05

• Dr Zlotoff is a very caring person who listens to his patients and understands the needs of us.. I would recommend him as one of the best at MGH..

  2026-02-24

• Dr was down to earth and easy to talk to but also clearly very knowledgeable. I had great confidence in him because of his expertise and ability to have two-way communication that included listening to me.

  2026-02-19

• Dr. Zlotoff is exceptional in every way! He's intelligent and knowledgeable about my heart condition, not only medically, but how it affects me personally. He explains things clearly, often anticipating my questions before I even need to ask them. He does all of this in a friendly and conversational way without making me feel rushed. I am incredibly grateful for his care,

  2026-02-18

• The transplant team, led by Dan, has been excellent. There has been good coordination and continuity in my coverage.

  2026-02-05

• Dr. Zlotoff spent a good deal of time with me and gave a thorough explanation of my current health status based on my lab work and other tests. He explained how he saw my treatment and follow up going forward. He listened to my and my husband's questions and concerns and gave answers and reassurance. We were both very satisfied with this experience.

  2026-01-31

• Dr. Zlotoff has always been a very professional and highly empathetic doctor. I would recommend him to anyone. My experience with him and his staff has always been great. Thank you.

  2026-01-30

• Dr. Zlotoff off was extremely professional and put me at ease immediately. He demonstrated his familiarity with my condition and explained all information necessary for me to continue my recovery. All questions I had were answered honestly and respectfully. I feel very fortunate to be his patient.

  2026-01-28

• I am constantly surprised not only by how professional doctors let off is but how truly interested he is in what I have to say and very patient when I ask questions

  2026-01-21

• He is very kind, patient, and knowledgeable. I can't say enough good things about him.

  2026-01-14

• Exceptional

  2026-01-05

• I consider myself very lucky to have this provider as my cardiologist! He is what every doctor should be. Personable, knowledgeable, patient and a great listener! In fact my four doctors are all very very good. Dr. Z takes it to a next level! And his staff is also very good

  2025-12-11

• Excellent Doctor, friendly, professional and knowledgeable, what more could I ask for.

  2025-12-11

• Excellent

  2025-11-23

• Dr Zlotoff is an excellent Doctor very patient, explains everything in a way I can understand. He is very detailed and always makes sure I am comfortable with his directions. Thank you Dr Zlotoff!

  2025-11-12

• Very professional

  2025-11-10

• Dr. Zlotoff is just a great doctor. He's prepared for my visit and is very thorough. He answers my questions and provides information that I can understand. I'm glad that I am part of his practice.

  2025-10-25

• Excellent visit with Dr Zlotoff, VERY thorough and pleasant. Would definitely RECOMMEND.

  2025-10-23

• Dr Zlotoff is an incredible cardio-oncologist -caring, uniquely knowledgeable on the complexities and treatment of CHF. He has been very instructive and motivating to me in how I can live and be well with CHF.

  2025-10-18

• I was seen promptly. I was pleased to see my condition is just fine

  2025-10-12

• I'm very happy with him

  2025-10-13

• Kind, excellent communicator.

  2025-10-11

• Provider very knowledgeable and attentive. Quick to respond through Patient Gateway

  2025-09-25

• He saw me despite the fact I was late for my appointment which was much appreciated after my 2 hour drive. All y questions were answered completely and he listened to my concerns

  2025-09-17