Dr. Maron is Director of Preventive Cardiology. He is board certified in internal medicine, cardiovascular disease, and clinical lipidology. He was an undergraduate at Stanford, received his medical degree from University of Southern California, and completed his residency in internal medicine at UCLA. He completed a cardiology fellowship and a research fellowship in cardiovascular disease epidemiology and prevention at Stanford University as a Robert Wood Johnson Clinical Scholar. He was on the faculty at Vanderbilt for 20 years before returning to Stanford in 2014. His research is focused on primary and secondary prevention of coronary artery disease. He has extensive experience in multicenter clinical trials, serving as a member of the Executive Committee and Chair of the Optimal Medical Therapy Committee for the VA-funded COURAGE trial, and now as the PI and Co-Chair of the NHLBI-funded ISCHEMIA trial, and Co-Chair of the NHLBI-funded ISCHEMIA-CKD trial.

Professional Summary

Professional Education
  • Medical Education: University of Southern California Keck School of Medicine (1981) CA
  • Fellowship: Stanford University Cardiovascular Medicine Fellowship (1991) CA
  • Residency: Stanford University Internal Medicine Residency (1986) CA
  • Residency: UCLA Medical Center Internal Medicine (1984) CA
  • Board Certification: American Board of Internal Medicine, Internal Medicine (1984)
  • Board Certification: American Board of Internal Medicine, Cardiovascular Disease (1991)


Clinical Trials

Clinical trials are research studies that evaluate a new medical approach, device, drug, or other treatment. As a Stanford Health Care patient, you may have access to the latest, advanced clinical trials.

Open trials refer to studies currently accepting participants. Closed trials are not currently enrolling, but may open in the future.

Practice Locations

Preventive Cardiology Stanford, CA
Stanford, CA

300 Pasteur Drive , 2nd Floor, Room A260

Stanford , CA 94305

(650) 725-5909

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Hypertension Center Stanford, CA
Stanford, CA

300 Pasteur Drive, 1st Floor, Suite A11

Stanford , CA 94305

(650) 723-6961

Make An Appointment More Clinic Information » Getting Here »

General Cardiology Stanford, CA
Stanford, CA

300 Pasteur Drive , 2nd Floor, Room A260

Stanford , CA 94305

(650) 723-6459

Make An Appointment More Clinic Information » Getting Here »

Patient Ratings

(5 Ratings)

Overall Rating

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Friendliness/courtesy of the care provider
Explanations the care provider gave you about your problem or condition
Concern the care provider showed for your questions or worries
Care provider's efforts to include you in decisions about your care
Care provider's efforts to include you in decisions about your treatment
Recommended to others
Likelihood of your recommending this care provider to others
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Wait time at clinic (from arriving to leaving)

How Our Ratings Work

The Patients Ratings and comments are gathered from our Patient Satisfaction Survey and displayed in their entirety.

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Patient Reviews

(55 reviews)

Very excellent experience with Dr. Ramzi Budum and Dr. David Maron. Just exceptional physicians.
Dr. Maron is world class - brilliant caring. Included me in decision making about care.
Dr. Maron is outstanding. I could not ask for a better cardiologist or a better coach/friend to help me with my condition. He takes a real personable interest and gives all of the time it takes to get me comfortable with any questions or concerns.
Dr. Maron is a fantastic physician. The depth of his knowledge of factors relating to heart disease and his excellent communication skills are why I fly in once a year for a visit.
Drs. Maron & Shoa were superb - they helped me find a path through my unique needs and were deeply respectful of my condition and desired approach.
Dr. Clarke was exceptional in his patience and care, I felt well cared for. Dr. Maron was friendly, patient and direct. A great team.
Dr. Maron is someone I would recommend anytime. He explained everything. In my opinion I give him 5 stars.
Both Dr. Maron and the intern (or resident) were super. The intern was actually my main access point (took hx, did initial evaluation) and Maron confirmed every thing and answered questions.
One of the best most caring doctors I have ever had (Dr. Maron).
Fine, warm doctor. I have total confidence in it's care.
Wonderful, patient, easy to talk to, would recommend to anyone with concerns.
Quite simply the best!
Excellent friendly physician who spent a lot of time counseling.
Dr. Maron is the best.
Dr. Maron is very thorough and patient, and takes the time to address all patient concerns and questions.
Outstanding meeting. Thorough, non-rushed - very comfortable discussion.
He's an excellent dr., gave me time, answer questions and was knowledgeable.
Superb quality time w/Dr. Maron!
I am grateful and very please to meet Dr. Maron. He is a great dr. He is very caring and listen to my concern. I am very happy that he is my dr.
Dr. Maron is a caring, curious engaging, respectful, & highly competent practitioner. I have complete faith & confidence in his medical expertise.
Dr. Maron took time to hear my issues. Didn't feel rushed at all. Had great confidence in him.
Thoroughly enjoyed my time with Dr. Maron. Very thorough and made me feel at ease right from the start.
Dr. Maron was excellent. He took the time to explain everything & made sure I understood the plan. 5 stars.
Dr. Maron was excellent in his communications and understanding of my health issues. Took a great amount of time which was appreciated.
Dr. Maron is the BEST cardiologist I have met with in many years. His knowledge about the research is an added bonus.
Dr. Maron is a rock star!
Dr. Maron was absolutely wonderful! He spent a great deal of time with me and was able to get me in the same day for a scan. This follow up treatment is excellent! I highly recommend him!
Very good experience.
Dr Maron is by far and away the very best physician one could hope for.
Dr. Maron was incredible! It was worth the wait! All excellent.
Appreciate Dr. Maron's pleasant nature.
Dr. Maron is great!!!! Kind, paient, attentive, caring, wonderful "bedside" manner
Very attentive.
Dr. Maron was very patient & kind. Took the time in explaining, did not feel rushed - Walked me out to front desk to check out.
Dr Maron spent an entire hour with us. That never happens. And I see a lot of doctors.
My experience was excellent and it surpass my expectation. If my worries are addressed even more in decision making, the experience would have been perfect.
Dr. Maron is one of the best! Absolutely exemplary.
Would definitely recommend this doctor, best doctors visit I ever had.
He is very very good.
Provider was very friendly & cooperative after an appointment of one week he called personally to find out - how I am feeling etc. - excellent service.
Warm caring, clearly explained new meds and alternatives.
Dr. Maron is a great doctor. I am lucky to know him.
Fantastic. As retired Stanford faculty, I was surprised & pleased by QUANTITY and quality of care.
Very good experience.
Dr. Maron is a gift - great doctor!!
My doctor was very professional.
All excellent!
My experience with Dr. Maron was the best I have had with a doctor at Stanford.
Very, very professional!
Dr. Maron was fantastic. Explained his findings and clearly had reviewed my medical history. Made me feel at ease.

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