Photo of Dr. Allan S. Stewart, MD

Dr. Stewart, a cardiac surgeon in New York, NY, offers highly-specialized surgical care for diseases or injuries to the heart & blood vessels.


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Mount Sinai Hosp Cardiothrc Surgery  


1190 5th Ave Bldg GP2W, Guggenheim Pavilion - Two West, New York, NY 10029

Office Hours

  Open Lunch Close

Office Details

Doctor Specialties Cardiac Surgery & Cardiology
Practice Specialty Thoracic Surgery
Health System Mount Sinai Medical Center
Hospital Affiliation
  • Mount Sinai Medical Center
Languages Spoken Arabic, English, French, German, Italian, Korean, Mandarin, Polish, Portuguese, Russian, Spanish, Tagalog, Vietnamese

Insurance Accepted  

  • Blue Cross Blue Shield
  • United Healthcare

About Dr. Stewart
Dr. Stewart



I am a cardaic surgeon that specializes in valve repair and aneurysm surgery. My area of expertise includes innovative solutions to complex cardiac problems including valve repair and aneurysm surgery. I approach each patient as a unique individual and try to perform the most minimlly invasive solution to achieve a quick return to an abundant life.  I encourage my patients to embrace a life of exercise and heart health after surgery and to live the life they imagined after the trauma of surgery.


Special Interests  

  • Aortic Aneurysm Surgery
  • Aortic Root Surgery
  • Aortic Valve Repair
  • Coronary Artery Bypass Grafting
  • Minimally invasive Cardiac Surgery
  • Mitral Valve Repair
  • TAVR

Education & Training  

Medical School


  • Hospital of the University of Pennsylvania
    Residency in General Surgery • 1995 - 2002


  • Columbia University Medical CenterNew York, New York
    Fellowship in Thoracic Surgery • 2002 - 2004

Languages Spoken  

  • English