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Samer A. Kanaan, MD
Practice accepting new patients.

Samer A. Kanaan, MD

(714) 633-9111
Primary Specialties
  • Thoracic Surgery
    (Board Certified)
Secondary Specialties
  • General Surgery
    (Board Certified)
  • Cardiothoracic Surgery
Medical Groups & Affiliations
  • Mission Hospital Affiliated Physicians
  • St. Joseph Hospital Affiliated Physicians
  • Additional Languages Spoken

Primary Office

St. Joseph Hospital of Orange
1100 West Stewart Drive
Orange, CA 92868
(714) 633-9111
Web Page:

Secondary Office

Orange County Thoracic & Cardiovascular Surgeons - Orange
1310 West Stewart Drive
Suite 503
Orange, CA 92868
(714) 997-2224
(714) 997-1187

Third Office

St. Jude Medical Center
101 East Valencia Mesa Drive
Fullerton, CA 92835
(714) 871-3280
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Physician Bio

Dr. Kanaan specializes in thoracic surgery, minimally invasive and robotic thoracic surgery, thoracic oncology, esophageal surgery and Heller myotomy. Board certifications include thoracic surgery and general surgery. Every effort is made to ensure a faster recovery for his patients, with measures such as small incisions. Delivery of the highest quality compassionate care is important to Dr. Kanaan. “My patients come first. I treat them as I would want my family treated.”

Personal Interests are family time, soccer and history. Dr. Kanaan is currently accepting new patients.


  • Medical School:
    Northwestern University Medical School - 1997
  • Residency:
    Northwestern University McGaw Medical Center - 2004
  • Fellowship:
    University Southern California - 2007
  • Fellowship:
    Brigham and Women's Hospital - 2008
  • Residency:
    Washington University - 2002
  • Internship:
    Northwestern McGraw Medical Center - 1998
  • Board Certified in General Surgery
  • Board Certified in Thoracic Surgery


Fellow of the American College of Surgeons

Areas of Expertise

I specialize in thoracic surgery, minimally invasive and robotic thoracic surgery, thoracic oncology, esophageal surgery, and Heller myotomy.


America's Top Surgeons Award in Thoracic Surgey - Consumers Research Council of America - 2010, 2011 Excellence in Patient Satisfaction Award - Santa Rosa Memorial Hospital - 2011 Values in Action Excellence Award - St. Joseph Health - 2010 Values in Action Service Award - St. Joseph Health - 2012 Top Cardiothoracic and Minimally Invasive Surgeon in California, Leading Physician of the World 2014 Jackson and Coker Cum Laude “Doctor of the Year” Finalist, 2013 US News and World Report Top Doctors in America Award,2012 America’s Top Surgeons Award in Thoracic Surgery, 2010-2016 by Consumers Research Council of America Marquis Who’s Who in America Award for 2010-2016

Areas of Interest

Minimally Invasive Surgery
Thoracic Surgery
Thoracic Oncology
Robotic Surgery

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