Mark L. Barr, MD

Cardiothoracic Surgery, Cardiac Surgery, Transplant Surgery, Cardiac Transplant Surgery, Cardiac Transplantation


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1500 San Pablo Street , Los Angeles, CA 90033
7 days a week, 24 hours a day
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1441 Eastlake Ave , Los Angeles, CA 90089
7 days a week, 24 hours a day

Provider Details

Language Spoken
About Mark L. Barr, MD


Dr. Mark L. Barr obtained his medical degree from Mount Sinai School of Medicine in New York and completed 10 years of postgraduate residency at New York University and Columbia University, including a 2-year NIH-sponsored research fellowship in transplantation immunology. He is currently Co-Director of the USC Transplantation Institute in the Department of Surgery, Chair of the Department of Surgery Appointments, Promotions, and Tenure Committee, and Director of the Cardiothoracic Surgery Medical Student 4 Clerkship. He has served as Chair of the UNOS Thoracic Transplantation Committee, as President of the International Society for Heart and Lung Transplantation (ISHLT), as Chair of the Thoracic Committee of the American Society of Transplant Surgeons (ASTS), and on the Board of Directors of the ISHLT, the ASTS, and the American Society of Transplantation. Dr. Barr was the Chair of the Advisory Committee on Transplantation (ACOT) under the auspices of the Secretary of the Department of Health and Human Services during the 8 years of the Obama administration. He is an author / co-author on more than 150 peer-reviewed publications and book chapters in the fields of cardiothoracic surgery and heart and lung transplantation, has served on multiple scientific review boards for NIAID, NHLBI, and NCRR of the National Institutes of Health, and was a Deputy Editor of the American Journal of Transplantation for 15 years. He will serve on the Board of Directors of the OPTN / UNOS beginning in 2022.


Every patient deserves my best.


  • Cardiothoracic Surgery
  • Cardiac Surgery
  • Transplant Surgery
  • Cardiac Transplant Surgery
  • Cardiac Transplantation
Areas of Focus

Lung Transplantation

Cardiac Transplantation

Academic Title
Associate Professor of Cardiothoracic Surgery

Insurances Accepted

Note: Please contact the practice directly to confirm your health plan is accepted.

Benefits among health plans and employers vary. Please contact your health plan to verify benefits and network providers for specific products. It is important to note that not all of our providers participate in all of a health plan's products or networks.

  • Aetna
  • Anthem Blue Cross Covered California
  • Anthem Blue Cross Prudent Buyer
  • Beech Street Corporation /WC
  • Blue Shield Covered California
  • Blue Shield of California
  • Brand New Day
  • ChoiceCare Network
  • Coventry Health Care
  • First Health
  • GEHA
  • Great-West Healthcare of California, Inc.
  • Health Net
  • Health Net Covered California
  • Health Plans of Nevada
  • Interplan
  • Kern Health Systems
  • Laundry and Dry Cleaning Workers Health & Welfare
  • Marian Health Services
  • MultiPlan
  • NEXT
  • Pacificare
  • Presbyterian Intercommunity Hospital
  • Private Health Care Systems
  • Take Care (GUAM)
  • TriWest Healthcare Alliance (UHC)
  • Union Roofers Health & Welfare Fund
  • United Healthcare
  • USC Network
  • Watchtower
  • Medicare

Ratings and Reviews

  • Provider Explanations Easy to Understand
  • Provider Gave Easy to Understand Instructions
  • Provider Showed Respect
  • Provider Listened Carefully
  • Provider Knew Medical History
  • Provider Spent Enough Time

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