John Sirak
Schedule an appointment (614) 366-7414
John Sirak, MD, is a cardiothoracic surgeon at The Ohio State University Wexner Medical Center, specializing in cardiac surgery such as minimally invasive valve surgery and arrhythmia surgery.

An assistant professor of clinical surgery at Ohio State, Dr. Sirak earned his medical degree from Case Western Reserve University in Cleveland, Ohio. He completed his residency in cardiothoracic surgery and a fellowship in minimally invasive cardiac surgery at The Ohio State University Wexner Medical Center.

Dr. Sirak’s research focuses on finding minimally invasive surgical techniques to improve heart surgery outcomes, especially in the area of atrial fibrillation treatment.

Medical Degree

  • M.D.
    Case Western Reserve University School of Medicine
    6/1/1991

Residencies

  • Cardiac Surgery
    Ohio State University Wexner Medical Center
    7/1/2000 - 6/30/2003
  • Surgery
    University of California- Davis
    7/1/1991 - 6/30/1995

Additional languages I speak

  • Mandarin Chinese

Specialities and conditions I treat

  • Cardiac Surgery
  • Mitral Valve Insufficiency
  • Coronary Artery Disease
  • Mitral Valve Stenosis
  • Aortic Valve Stenosis
  • Mitral Valve Annuloplasty
  • Heart Valves
  • Mitral Valve
  • Aortic Valve
  • Coronary Artery Bypass, Off-Pump
  • Minimally Invasive Surgical Procedures
  • Thoracoscopy
  • Atrial Fibrillation
  • Heart Failure
  • Heart Valve Diseases
  • Mitral Valve Prolapse
  • Heart Diseases
  • Arrhythmias, Cardiac
  • Coronary Artery Bypass
  • Heart Failure, Diastolic
  • Heart Failure, Systolic
  • Transplantation Immunology
  • Aortic Valve Insufficiency
  • Heart Valve Prolapse
  • Heart Valve Prosthesis Implantation
  • Heart Bypass, Right
  • Aortic Valve Prolapse

Locations where I practice

Please note: Not all physicians schedule patients at each listed location. Please call the “Schedule an appointment” number shown above for scheduling assistance.

More about my work

My background

Board Certifications

American Board of Surgery
5/6/2008

American Board of Thoracic Surgery
6/8/2012

My Department

Surgery

My Division

Cardiac Surgery