Jonathan Praeger

Assistant Professor of Clinical Surgery

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Dr. Praeger completed an intensive cardiothoracic surgery fellowship right here at Keck Medicine of USC, winning a spot over hundreds of applicants for one of the most competitive programs in the nation. Over the last three years, we have been impressed with both his exceptional surgical skill and his caring bedside manner. Dr. Praeger has also completed a fellowship in Critical Care Surgery at the University of Hawaii, Honolulu. He is board certified in General Surgery and Surgical Critical Care.

Dr. Praeger has a particular interest in minimally invasive solutions for heart arrhythmias and atrial fibrillation. He also specializes in aortic issues, minimally invasive heart valve surgeries, and extracorporeal membrane oxygenation (ECMO.)

Dr. Praeger believes in the importance of taking time to get to know each patient and working together to come up with a personalized treatment plan.


  • The Double Barrel Impella Exchange: A Reliable Method for Uninterrupted Mechanical Circulatory Support J Heart Lung Transplant. 2024 Jul 17. . View in PubMed
  • Impella 55 Bridge to Heart Transplant: An Institutional Series and a Closer Look at Device Removal Technique. ASAIO J. 2024 Mar 14. . View in PubMed
  • Physician-Modified Fenestrated Endovascular Repair for Iatrogenic Innominate Vein Injury Vasc Specialist Int. 2022 Jun 30; 38:22. . View in PubMed
  • Stab wound of the heart with unusual sequelae Tex Heart Inst J. 2013; 40(3):353-7. . View in PubMed
  • Off-pump plication of left ventricular aneurysm Ann Thorac Surg. 2011 Oct; 92(4):1514-6. . View in PubMed