Personalized Heart Care in Los Angeles

Drs. Jeffrey Caren, Arash Nayeri and Mark Urman are board-certified cardiologists, who are medical-staff members of the world-renowned Cedars-Sinai Smidt Heart Institute. Drs. Caren and Urman have been named as U.S. News & World Report’s Top Doctors and Castle Connolly’s Top Doctors™ and recognized by their peers as among the best cardiologists in Los Angeles. They have a modern and cutting-edge medical practice offering patients state-of-the-art technologies while maintaining old-fashioned values which emphasize personalized patient care. We are proud that our practice is one that doctors and their family members choose for cardiac care. If you still have any questions, whether you are a current or prospective patient, please feel free to give us a call for more information about our staff and services or to make an appointment.

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Attending Cardiologists of the # 1 Heart Program in the West
(Best in the West since 2011)
Staff cardiologists of the # 1 hospital in Los Angeles and California
and # 2 Heart and Vascular Program in the US

Top 3 Heart Program in the USA since 2018
US News & World Report 
Top 10 Cardiac Program since 2013



Meet our Dedicated team


One of our commitments is to continually perform in a patient-centered manner.

When you visit COR Medical Group, you are treated like an important member of the treatment team. We believe that our patients should have a voice in the course of action taken to meet their individual needs. Our role is to facilitate this by providing detailed information regarding treatment options and expected outcomes from each. Click here to meet our office staff.

Get The Latest

Stay informed with the latest office news by keeping up to date with all of our latest blog posts.

Dr Urman Named A 2024 Castle Connolly Top Doctor

Cedars-Sinai Smidt Heart Institute cardiologist, Dr. Mark Urman has once again been named a Castle Connolly Top Doctor for 2024. This is a recognition that only goes to the top 7% of all US board-certified physicians. Dr. Urman has had ...read more

Dr Nayeri Named A 2023 Castle Connolly Top Doctor Rising Star

We are proud that our very own, Cedars-Sinai Smidt Heart Institute cardiologist, Dr. Arash Nayeri has been selected by his peers as an outstanding practicing cardiologist in Los Angeles. Doctors cannot pay to be selected as a Castle Connolly Top ...read more

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Heart Heath
e-Newsletter

Our Practice

One of our commitments is to continually perform in a patient-centered manner. This standard is held across all aspects of our office, from the location we have selected to our staffing and scheduling to the technologies incorporated into our various treatments. Your heart health is our first concern. In addition to spending time ensuring you are well-informed about your treatment options, we have also put conscientious effort into creating a comfortable environment for you to receive personal health care.

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NOTICE TO PATIENTS
OPEN PAYMENTS DATABASE

For informational purposes only, a link to the federal Centers for Medicare and Medicaid Services (CMS) Open Payments web page is provided here. The federal Physician Payments Sunshine Act requires that detailed information
about payment and other payments of value worth over ten dollars ($10) from manufacturers of drugs, medical devices, and biologics to physicians and teaching hospital be made available to the public. You may search this federal database for payments made to physicians and teaching hospitals by visiting this website:
https://openpaymentsdata.cms.gov/