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Chun Woo Choi, M.D.

Photo of Dr. Chun Woo Choi, M.D.
  • Surgical Director of ECMO (Extracorporeal Membrane Oxygenation) Program
  • Assistant Professor of Surgery

Specializes in: Adults (18+ years), Geriatrics (55+ years)


Languages: English, Korean


Aortic Aneurysms, Cardiac Surgery, Cardiac Transplant, Cardiothoracic Surgery, Coronary Artery Bypass Graft Surgery (CABG), Coronary Artery Disease, Extracorporeal Membrane Oxygenation (ECMO), Heart Failure, Heart Transplant, Ischemic Heart Disease, Mechanical Circulatory Support, Valvular Heart Disease more

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The Johns Hopkins Hospital (Main Entrance)

Appointment Phone: 410-955-2800
1800 Orleans St.
Baltimore, MD 21287 map


Chun (Dan) W. Choi, M.D., joins the Johns Hopkins Division of Cardiac Surgery as a cardiothoracic/transplant surgeon. Dr. Choi’s areas of clinical expertise include adult cardiac surgery, mechanical circulatory support, heart, lung, and heart-lung transplant surgery. 

Prior to joining Johns Hopkins, Dr. Choi served as assistant professor of cardiac surgery and director of the Ex-Vivo Heart Perfusion Program at the Vanderbilt University School of Medicine. He earned his bachelor of science degree in biochemistry and bachelor of arts degree in psychology from University of Washington. He received his medical degree from New York Medical College and went on to complete general surgery residency at Robert Wood Johnson University Hospital and cardiothoracic surgery residency at Ronald Reagan UCLA Medical Center. Dr. Choi completed his cardiothoracic transplant and mechanical circulatory support fellowship at the Stanford University School of Medicine. 

Dr. Choi is a member of several professional organizations including the Society of Thoracic Surgeons, the American Medical Association and Association of American Medical Colleges. 

Dr. Choi’s research interests include clinical outcomes in heart failure surgery, right ventricular failure, mechanical circulatory assist devices, and transplant. more


  • Surgical Director of ECMO (Extracorporeal Membrane Oxygenation) Program
  • Associate Surgical Director of MCS (mechanical circulatory support)
  • Associate Director, Johns Hopkins Cardiothoracic Surgery Residency Program
  • Assistant Professor of Surgery

Departments / Divisions



  • MD, New York Medical College (2007)


  • Rutgers - Robert Wood Johnson University Hospital / General Surgery (2013)
  • David Geffen School of Medicine at UCLA / Cardiothoracic Surgery (2015)


  • Stanford University Medical Center / Cardiothoracic Surgery (2016)

Board Certifications

  • American Board of Surgery / General Surgery (2014)
  • American Board of Thoracic Surgery / Thoracic and Cardiac Surgery (2016)

Research & Publications

Selected Publications

Choi CW, Ha RV. Chapter 95 Heart Transplantation. Abernathy’s Surgical Secrets, Seventh Edition. 2017. Ed. Harken, Moore.

Shudo Y, Choi CW, Woo YJ, Ha RV. "A modified implantation technique of left ventricular assist device: optimal outflow tract positioning." International Journal of Cardiology. 2016 Aug 26; 223:776-778

Gale SC, Shanker BA, Coyle SM, Macor MA, Choi C, Calvano SE, Corbett SA, Lowry SF. "Continuous enteral and parenteral feeding each reduces heart rate variability but differentially influences monocyte gene expression in humans." Shock. 2012 Aug; vol 38 no 3, 255-261

Sethi N, Choi C, Douyon P, Staicu S, Torgovnick J, Zablow B, Hirschfeld A, Robilotti E. "Images in Clinical Medicine: Moyamoya." The Internet Journal of Radiology. 2005 Dec; vol 4 no 1, 12/2005

Choi C, Anderson MB, Batsides GP. "Insertion of the Impella 5.0 left ventricular assist device via right anterior mini-thoracotomy: a novel practical approach." Innovations (Phila). 2011 Jul; vol 6 no 4, 265-266

Academic Affiliations & Courses

Courses and Syllabi

  • Cardiopulmonary bypass, Simulation Lab,
    Cardiothoracic Resident Boot Camp
  • Aortic Valve Replacement, Simulation Lab
    Cardiothoracic Resident Boot Camp
  • CABG/AVR and Complications, Simulation Lab
    Cardiothoracic Resident Boot Camp

Activities & Honors


  • Mary Gates Undergraduate Research Grant, University of Washington, 2000 - 2001
  • Gates Millennium Scholar, The Bill & Melinda Gates Foundation, 2000 - 2002
  • Academic Excellence Award, General Surgery Residency Program, Rutgers - Robert Wood Johnson Medical School, 2008 - 2009
  • STS Looking to the Future Scholarship, The Society of Thoracic Surgeons, 2011
  • Alpha Omega Alpha, Resident Inductee, Rutgers-Robert Wood Johnson Medical School, 2013
  • Resident Honoree, Student Clinician Ceremony, Rutgers-Robert Wood Johnson Medical School, 2013
  • Arnold P. Gold Humanism Award, Department of Surgery, Rutgers-Robert Wood Johnson Medical School, 2013
  • Resident of the Year, Department of Surgery, Rutgers-Robert Wood Johnson Medical School, 2013
  • Robert Rosenberg Humanitarian Award, Divisions of Cardiac and Thoracic Surgery, David Geffen School of Medicine at UCLA, 2015


  • Association of American Medical Colleges, 2007


  • American Medical Association, 2007


  • Alpha Omega Alpha, 2012


  • The Society of Thoracic Surgeons, 2015


  • Western Thoracic Surgical Association, 2016


Videos & Media

Lectures and Presentations

  • Radiographic imaging in clinical diagnosis
    Lecture, Advance Nurse Practitioner Program, San Francisco (05/01/2016)
    University of California
  • The art of chest tube management
    Lecture, Lung Transplant Service Lecture Series (03/01/2016)
    Stanford University Medical Center
  • Predicting Postoperative Atrial Fibrillation Using CHA2DS2-VASc Scores
    Poster Presentation, 95th Annual Meeting (04/01/2015)
    American Association for Thoracic Surgery
  • Surgical Training: Simulation vs. Practice
    Lecture, Department of Surgery Grand Rounds (09/01/2012)
    Rutgers-Robert Wood Johnson Medical School
  • The heart rate variability and entropy gaps of serious injury
    Oral Presentation, Surgical Forum, 96th Annual Clinical Congress (10/01/2011)
    American College of Surgeons
  • Immune-related biomarkers and the development of nosocomial infections in ICU patients
    Oral Presentation, 30th Annual Meeting (04/01/2010)
    Surgical Infection Society
  • Tube thoracostomy: Indications and Technique
    Lecture, Advanced Nurse Practitioner Program, New Brunswick, NJ (04/01/2010)
    Rutgers University

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

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