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).

Patient Reviews

Patient comments (11)

The overall average patient rating of Dr. Gregory Messner, Thoracic Surgeon, Surgeon is Excellent. Dr. Messner has been reviewed by 22 patients who have provided 11 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

  • He has special expertise in 10 areas:
  • Acute Coronary Syndrome (ACS)
  • Coronary Artery Bypass (Beating Heart)
  • Coronary Artery Disease (CAD)
  • Heart Block
  • Heart Failure
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Lung Cancer
  • Minimally Invasive Surgical Procedures
  • Unstable Angina

Education & Awards

Dr. Messner graduated from A.T. Still University - Kirksville. He has 5 awards.

Patients' Choice Award (2009 - 2011, 2013 - 2014)
Compassionate Doctor Recognition (2010 - 2011, 2013 - 2014)
Top 10 Doctor - State (2014)
Thoracic Surgeon
Top 10 Doctor - Metro Area (2014)
Dallas/Fort Worth Metroplex
Thoracic Surgeon
On-Time Doctor Award (2009, 2014)


Dr. Messner has 23 hospital affiliations:

  • Texas Health Harris Methodist Hospital Azle 
  • Medical Center Of Mckinney 


  • Spanish
  • Arabic
  • English

> > > > Dr. Gregory Messner, DO

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Additional Information
Dr. Gregory Messner DO is a male Emergency Medicine Specialist and practices in Thoracic Surgery, Cardiothoracic Vascular Surgery, Emergency Medicine, Surgery, and Cardiovascular Disease.
Where does Dr. Gregory Messner practice?
Dr. Gregory Messner has 10 office locations.
Dr. Gregory Messner practices Thoracic Surgery, Cardiothoracic Vascular Surgery, Emergency Medicine, Surgery, and Cardiovascular Disease near Dallas, TX.
Additional practice locations include: Plano, TX and Sweeny, TX.
See Dallas Surgeons, Dallas Emergency Physicians, and Dallas Cardiologists.