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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Constance Haan:

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Specialties & Research

Dr. Constance Haan, MD, MS is board certified in Surgery and Thoracic Surgery (Cardiothoracic Vascular Surgery).

  • She has special expertise in 4 areas:
  • Coronary Artery Bypass (Heart Bypass)
  • Coronary Disease
  • Heart Valve Prosthesis Implantation
  • Myocardial Infarction

Education & Awards

Dr. Haan graduated from University of South Dakota , Vermillion. She has 1 awards.

One of America's Leading Experts on:
Coronary Artery Bypass


Dr. Haan has 4 hospital affiliations:

  • Shands Jacksonville Medical Center 
  • Professor, Surgery 


  • German

> > > > Dr. Constance Haan, MD, MS

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Additional Information
Dr. Constance Kay Haan MD and MS is a female Surgeon, has 29 years of experience and practices in Surgery, Thoracic Surgery, and Cardiothoracic Vascular Surgery.
Where does Dr. Constance K. Haan practice?
Dr. Constance Haan has 1 office location.
Dr. Constance Haan practices Surgery, Thoracic Surgery, and Cardiothoracic Vascular Surgery near Jacksonville, FL.
See Jacksonville Surgeons and Jacksonville Cardiothoracic Surgeons.