Daniel Cruz, MD, PhD

5.0

January 29, 2026

Dr Cruz is such a wonderful person. I’m so glad that he is part of the UCLA team. Because he really works hard to take care of his patients. I’ve been his patient for almost 7 years and my heart is doing great with only 2 medication.

5.0

January 28, 2026

Dr. Cruz has been my cardiologist for many years and he is a wonderful physician. I enjoy my check up appointments with him and feel secure in my cardiac care with him as my physician. Dr. Cruz is a caring physician who displays genuine interest in me and my care.

5.0

January 28, 2026

Dr Cruz is the most caring and knowledgeable cardiologist I've seen over the years. I'll always be grateful for his attention to my condition.

5.0

January 28, 2026

Dr. Cruz takes the time to explain everything in layman’s terms and is always assuring me about maintaining what I am doing.

5.0

January 28, 2026

The best and most caring doctor.

5.0

January 27, 2026

Dr. Cruz is amazing knowledgeable Compassionate. Patient and listened to me. Thanks for the great care.

5.0

January 27, 2026

Dr Cru listens, CARES , and has the latest research information.

5.0

January 26, 2026

Great service, great doctor

5.0

January 16, 2026

Dr. Cruz is very thorough. Like a detective to adjust meds to fit current needs. Very personable. The best I’ve had

5.0

January 15, 2026

My appointments were on time & my doctor patient conversations were both educational & thoroughly met my needs

5.0

January 15, 2026

He is so caring, kind and very approachable

5.0

January 15, 2026

Dr. Cruz has been my heart transplant doctor for 13 years and the kindness and caring person. He is very committed to for helping patients. He saw something on blood work and started a new drug for me only 3 days a week. Excellent

5.0

January 14, 2026

Dr. Cruz comes prepared and on time to appointments so you aren’t sitting around while labs and tests are reviewed for the first time. He is smart, knowledgeable and reassuring. Lucky to have him on my UCLA team!

5.0

January 13, 2026

Bery clear explanations of upcoming procedure

5.0

January 13, 2026

Dr. Cruz is always listening and caring.

5.0

January 13, 2026

Very professional and kind Took his time to explain

5.0

January 12, 2026

Dr Cruz is excellent. Very knowledgeable and informative. I am delighted to be his patient He’s Great!!!

5.0

January 8, 2026

It’s always good as usual

5.0

January 7, 2026

Always compassionate and helpful!

5.0

January 7, 2026

Very knowledgeable and. Informative.

5.0

January 6, 2026

They are the best.

5.0

January 6, 2026

Dr Daniel Cruz is an excellent doctor… caring loving understanding attentive and care about his colleagues feedback ….don’t take for granted the results of lab work We are lucky and blessed he is our cardiologist

5.0

January 6, 2026

On time, prepared, thorough

5.0

January 6, 2026

Always terrific, in terms of explanation, response to questions, etc.

5.0

January 5, 2026

Dr Cruz is best

5.0

January 2, 2026

Great

5.0

December 29, 2025

smart

5.0

December 29, 2025

Dr, Kruz understands patient needs and explains in details. We need more dr like him. I wish I only see him at that clinic I appreciated what he has done for me as in the hospital stay too.

5.0

December 29, 2025

Very thorough, personable and professional.

5.0

December 11, 2025

Very happy

5.0

December 10, 2025

Was great with Dr Cruz. He also had another Dr working with him. Was great

5.0

December 10, 2025

Receptionist friendly and 7am appt started promptly. Intake nurse for vitals was great. Dr. Cruz is fantastic, does a very thorough verbal & physical analysis and explains tests & medicine options and side effects very well.

5.0

December 9, 2025

I am very pleased with Dr Cruz for taking time the time to evaluate my health condition. I feel I am in good hands.

5.0

December 9, 2025

Everything good

5.0

December 9, 2025

Dr. Cruz took the time to thoroughly review my cardiac health issues with a positive proactive approach.

5.0

December 8, 2025

He’s been my cardiologist for five years. I see him regularly. He’s a wonderful person and a wonderful doctor. Practices with lots of love and skill.

5.0

December 6, 2025

Dr. Cruz listens to all my concerns and is very knowledgeable about how to handle each problem I have. He cares deeply about providing great healthcare and is professional and compassionate.

5.0

December 4, 2025

Very informative

5.0

December 4, 2025

Dr Cruz is fantastic! He is very knowledgeable, takes his time answering any questions you have. Love that man!!! ❤️His assistant,was a pA and was great as well, very knowledgeable. I love them both! Thankyou for everything you do! Merry Christmas! See you both next year ❤️❤️

5.0

December 3, 2025

Dr Cruz is the best. Knowledgeable, caring, kind. He spent time with me addressing all my concerns. I didn’t feel rushed and we came up with a plan.

5.0

December 1, 2025

Dr. Cruz spent time explaining to me why I need to do quarterly IVIG even though I have no DSAs. He was professional and warm and put me at ease immediately. It was an informative discussion about my health. I truly appreciate it.

5.0

December 1, 2025

Every thing went great

5.0

November 21, 2025

Very good experience.

5.0

November 20, 2025

Dr. Cruz is an amazing doctor and beautiful human being. Thank you 1000 times!!!

5.0

November 19, 2025

He’s The Best and very Kind

5.0

November 19, 2025

Always nice catching up with Dr. Cruz.

5.0

November 19, 2025

He’s very thorough and explains everything well.

5.0

November 19, 2025

Dr Cruise is always patient, caring, gives his full attention. I have never had an unpleasant encounter with any of my doctors at UCLA.

5.0

November 18, 2025

The video visit was satisfactory. Dr Cruz conducted the examination very well. I am happy with my video visit.

5.0

November 18, 2025

Excellent care by Dr Cruz. Thorough, caring and never rushed!

5.0

November 17, 2025

He is so pleasant with his patient. I like to listen to him since he listens to me!

5.0

November 13, 2025

He’s always very thorough in explaining everything and I’m satisfied, I wished he’s been my cardiologist ever since I had this problem. I like him

5.0

November 12, 2025

Dr. Cruz addressed all my concerns.

5.0

November 10, 2025

Good doctor

5.0

November 10, 2025

Dr. Cruz listened well and in a very professional and clear manner answered my questions.

5.0

November 10, 2025

Dr. Cruz is always excellent, he has been in this heart transplant process from the very beginning. He always answers any questions I may have and provides good insight and guidance for the future.

5.0

November 5, 2025

I have the best attention from my heart Dr Cruz

5.0

November 1, 2025

Excellent review And discussion about my health condition!

5.0

October 29, 2025

Very.very.good.

5.0

October 29, 2025

I saw a cardiologist, Dr. Daniel Cruz. He always great. He’s a wonderful person and a brilliant cardiologist and treats me as a patient and friend. I’m very lucky.

5.0

October 28, 2025

I came in for a check up and as always Dr. Cruz is kind and informative about my condition. He listened to my concerns and empathized with things going on in my life as well.

5.0

October 27, 2025

Knowledgeable, caring

5.0

October 27, 2025

Dr Cruz is a wonderful combination of intelligence, concern and efficiency

5.0

October 27, 2025

Dr Daniel and his NPs are very professional and highly knowledgeable and shows compassion to their patients

5.0

October 27, 2025

Dr. Daniel Cruz is one of the best doctors is a true professional he helped save my life more than one occasion. It’s a blessing to have him in my life.

5.0

October 23, 2025

I came on the wrong day and my doctor accommodated me and saw me anyway. I thought that was so great and unexpected. He’s a great doctor. He does a really good job about asking me how I’m doing and listening. I appreciated the visit.

5.0

October 16, 2025

Dr Cruz is my guardian angel He is the best and most knowledgeable and caring cardiologist that I know in my 35 years of dealing with many other cardiologists He gave me new heart and I will remain in debt the rest of my new life

5.0

October 16, 2025

Very informative about my course of treatment. Very pleased with dr cruz

5.0

October 15, 2025

Dr Cruz really cares and is a great doctor. He gave me my life back.

5.0

October 10, 2025

Very satisfying

5.0

October 9, 2025

Dr Cruz and my transplant coordinator Jonathan were fantastic as always. Advised of medicine changes and procedures in a manner that is understandable. A credit to UCLA

5.0

October 7, 2025

He was prepared and very thoughtful and precise, he also covered his plan for my AFib. I was very satisfied visiting him.

5.0

October 7, 2025

I love dr Cruz. He listens discusses I know he will always do the best

5.0

October 6, 2025

Great visit, always clear on explanation lab results and medication

5.0

September 24, 2025

Dr. Cruz has been my doctor since 2012 and he’s fantastic!

5.0

September 24, 2025

Siempre es muy amable contesto todas mis dudas es un médico con mucha experiencia y sabiduría y un gran ser humano muy profesional gracias por todo lo que me a ayudado bendiciones DR. DANIEL CRUZ

5.0

September 23, 2025

Fantastic Doctor. Very caring and informative.

5.0

September 22, 2025

Dr. Cruz is a wonderful doctor who explains everything to you very well to the point you can understand. And my coordinator is such a wonderful and caring person

5.0

September 22, 2025

Very knowledgeable and considerate

5.0

September 17, 2025

Spent time, answered questions.

5.0

September 17, 2025

Dr. Cruz is the best. He actively listens to his patients and genuinely cares. Quality of care is top notch.

5.0

September 17, 2025

Dr. Cruze is the best. Love how he takes his time and cares to listen and address your problem.

5.0

September 16, 2025

Always a pleasure in this doctored office. Always run on time

5.0

September 15, 2025

Very knowledgeable and caring. Always nice to see him.

5.0

September 13, 2025

He had reviewed my chart before seeing me. He asked about my health since he last saw me; went over my list of medications and made recommendations; and requested further test. He gave me an opportunity to ask questions and answered them to my satisfaction.

5.0

September 10, 2025

Wonderful, he's good when he explains things to me. Very informative.

5.0

September 9, 2025

Dr. Cruz is wonderful!

5.0

September 8, 2025

He explained everything about afib and what happens

5.0

September 4, 2025

Awesome experience. Very thorough and gave me the time to ask questions and answer. The entire heart transplant team is excellent don’t know why anybody would have any complaint

5.0

September 3, 2025

Wonderfull experience with a great and caring doctor. Also great customer service from the offic e in general.

5.0

September 3, 2025

very helpful and accommodating, best doctor we had over the years.

5.0

September 2, 2025

Dr. Cruz is knowledgeable and kind. He reviews my medication, heart history, labs, and images to determine best course of action. I feel that my heart receives the best care with Dr. Cruz. Dr. Cruz is great about following up with my local electrophysiologist for continuity of heart care. Thank you!

5.0

September 2, 2025

Dr Cruz is very attentive and is able to reduce the stress associated with a visit to the doctors office. He’s super professional and offers concrete advice. I fully trust him.

5.0

September 2, 2025

He is the best

5.0

September 2, 2025

Dr. CRUZ is always great at listening and very thoughtful

5.0

August 28, 2025

Very thorough explanation

5.0

August 27, 2025

He was excellent as always!

5.0

August 27, 2025

Professional, caring, respectful

5.0

August 26, 2025

Very thorough

5.0

August 25, 2025

Took the time to listen. My wife had passed away only a few days and he was sincerely compassionate

5.0

August 22, 2025

The appointment was on time. Dr Cruz and his assisting physician were excellent in their explanations of my condition. Very pleased with UCLA system.

5.0

August 21, 2025

Patient and thorough in explaining

5.0

August 21, 2025

Kind, thorough, and extremely helpful.

5.0

August 20, 2025

He is a good doctor

5.0

August 20, 2025

He took the time to listen to all my concerns. He was patient and respectful of my reason for being there. He did a thorough examination and assessment of me. I left with a feeling of confidence about all of our discussions. I would highly recommend him.

5.0

August 20, 2025

Dr. Cruz was very thoughtful and spent time to go over my situation. We talked about the options going forward and the different possible outcomes.

5.0

August 20, 2025

I was so impressed with Dr. Cruz.he took his time to explain my health problems. He said he'll do more research on my problems and get back to me for the best way forward. He also took extra time to explain everything to my daughter who came with me.

5.0

August 19, 2025

Dr Cruz is the best.

5.0

August 19, 2025

Great doctor

5.0

August 18, 2025

Great visited with Doctors. It very helpful and understanding my condition and keep it up on my recover.

5.0

August 12, 2025

Excellent

5.0

July 28, 2025

As always, Dr. explained everything and discussed treatment options thoroughly. Wonderful manner. I felt he took my questions seriously and responded fully to my questions and concerned.

5.0

July 24, 2025

He listens to me when I answer his questions and responds to my questions.

5.0

July 23, 2025

We are so happy to have a good and friendly with Dr Cruz!! He is very nice we are loving him so much

5.0

July 23, 2025

Good logical advice and answers

5.0

July 21, 2025

Excellent in every way.

5.0

July 18, 2025

I thought Dr. Cruse was very caring person. He spent sufficient amount of time with me and put my mind at ease. This was my first experience that the Doctor will spent so much time with his patients. I wish we had more Doctors that would do the same.

5.0

July 16, 2025

Professional, listening, caring, serious and thorough.

5.0

July 16, 2025

His so good

5.0

July 16, 2025

So personable

5.0

July 15, 2025

He’s the best. Very concerned and up on all my history.

5.0

July 14, 2025

La paciencia para esplicarme mi condition y lo que puedo aser para megorar mi salud

5.0

July 14, 2025

I thought he was very Dr. Cruz was very insight good

5.0

July 10, 2025

Dr. Cruz is the epitome of 'one who cares' and demonstrates this during our scheduled visits.In tis case he had to evaluate two blood tests that were indicative of something else going on. We trust he will figure it out. We left feeling a bit apprehensive, yet confident in the UCLA team approach. We look forward to hearing the new approach.

5.0

July 10, 2025

Dr. Cruz was wonderful. He listened carefully and answered wisely and kindly.

5.0

July 9, 2025

Dr. Cruz is truly dedicated to his profession. He listens actively applying not only his knowledge.He treat his patients with real caring and commitment to improve their health.

5.0

July 9, 2025

Very good

5.0

July 8, 2025

On time Great doc

5.0

July 8, 2025

Amazing, Dr. Cruz is the absolute best!

5.0

June 2, 2025

Impossible to say enough positive things about Dr Cruz, his staff, and UCLA.

5.0

May 29, 2025

Dr. Daniel Cruz is the most attentive and patient doctor. He respects the patient and talks calmly and the care is amazing! Super professional and dedicated.

5.0

May 29, 2025

Muy bien me sentí confortable creo que es un excelente médico muy amable

5.0

May 28, 2025

Took the time to cover everything and go over next steps. Really appreciate his thoroughness and attention to my complex issues.

5.0

May 28, 2025

Discussed and explained everyrhng in detail. Answered all questions.

5.0

May 28, 2025

DR. CRUZ IS A VERY NICE SOFT SPOKEN PERSON. VERY EASY TO TALK TO. THE BEST BEDSIDE MANNER YOU COULD ASK FOR. HE MAKES YOU FEEL VERY COMFORTABLE WHILE GOING OVER YOUR MEDICAL ISSUES WITH YOU. IF YOU HAVE QUESTIONS HE HAS THE ANSWERS.

5.0

May 27, 2025

Dr.Daniel Cruz is an excellent cardiologist. Very well involved in the management of his patients! UCLA is so fortunate to have a physician like him!!!

5.0

May 27, 2025

It was great!

5.0

May 27, 2025

Dr Cruz took his time listening to my concerns and explaining his findings. I like the fact that he’s not in a hurry to get to his other patients but spent an appropriate time speaking to me.

5.0

May 23, 2025

He is the best caring loving knowledgeable doctor I saw.

5.0

May 22, 2025

Dr. Cruz is the best Dr tha I see until I get sick. He took time to explain me about my health, he motivated me to do my best with my health and I feel comfortable and mentally positive after a see him. Thank you Dr. Cruz.

5.0

May 20, 2025

Dr Daniel Cruz is caring and knowledgeable. He is a Good person

5.0

May 20, 2025

Excellent, informative and encouraging. Dr reviewed my care plan with me.

5.0

May 15, 2025

Great

5.0

May 14, 2025

Always an excellent experience with Dr Cruz!

5.0

May 13, 2025

Dr. Cruz is always able to reassure me about health condition concerning my heart. He always reviews the most recent blood test results that I bring for him. Dr. Cruz is very easy to talk to and explains everything in layman terms Excellent Doctor

5.0

May 9, 2025

Outstanding doctor.

5.0

May 9, 2025

Excelente very thoughtful and detailed

5.0

May 7, 2025

Dr. Cruz always provides excellent examinations after thoroughly reviewing all the records. His decision process is carefully thought out and delivered in his usual caring and articulate manner. He is one of the top professionals I have witnessed in my lifetime and I have lived a long life.

5.0

May 6, 2025

Very professional and caring

5.0

May 6, 2025

Awesome as always

5.0

May 6, 2025

Phenomenal doctor. Knowlegeable, attentive, provides personalized care, empathetic, thorough and kind.

5.0

April 30, 2025

As usual all my Doctors treats me with respect and unfiltered Love

5.0

April 29, 2025

Reviewed what I have done since last visit and he is pleased with everything. No concerns and positive review.

5.0

April 29, 2025

Dr. Cruz is always thorough and shows he cares for me as a person; I really appreciate his earnest concern and suggestions for me to improve my overall well being. He is truly a First Class Doctor.

5.0

April 29, 2025

Best imaginable physician

5.0

April 28, 2025

I’m thankful for having an outstanding doctor, great listener , very knowledgeable , so kind, supportive, and concerned giving me time to expressed my complains , he gave me the assurance of caring .

5.0

April 24, 2025

Covered all issues thoroughly and answered my questions.

5.0

April 24, 2025

He was very informative and patient with me, allowing me time to decide about my surgery

5.0

April 22, 2025

Excelente

5.0

April 15, 2025

Dr. Cruz is a wonderful cardiologist. He is very thorough, takes his time with each patient to listen and explain his thinking, and is very caring.

Languages

Education

Medical Board Certifications

Fellowship

Residency

Internship

Degree

Locations

Cardiovascular Center

Hospital Affiliations

Ronald Reagan UCLA Medical Center

Medical Services

Insurance

Links

Reviews

CONNECT WITH US

CONNECT WITH US

FIND CARE

FIND CARE

PATIENT RESOURCES

PATIENT RESOURCES

DISCOVER UCLA HEALTH

DISCOVER UCLA HEALTH