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Internist, Physician, General Practitioner
32 years of experience
Accepting new patients
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. Thomas O'Barr, Internist, Physician, General Practitioner is Excellent. Dr. O'Barr has been reviewed by 39 patients who have provided 11 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.6
Promptness 4.8
Courteous Staff 4.4
Accurate Diagnosis 4.6
Bedside Manner 4.6
Spends Time with Me 4.7
Follows Up After Visit 4.3

Specialties & Research

Dr. Thomas O'Barr, MD is board certified in Internal Medicine.

  • He has special expertise in 3 areas:
  • Diabetes
  • Diabetes Complications
  • High Blood Pressure (Hypertension)

Education & Awards

Dr. O'Barr graduated from Wake Forest University, Winston Salem. He has 5 awards.

Compassionate Doctor Award - 5 Year Honoree (2014)
Compassionate Doctor Recognition (2010 - 2014)
Top 10 Doctor - City (2014)
Marietta, GA
On-Time Doctor Award (2014)
Patients' Choice *


Dr. O'Barr has 2 hospital affiliations:

  • Wellstar Kennestone Hospital 
  • Kennestone Hospital 


  • English

> > > > Dr. Thomas O'Barr, MD

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Additional Information
Dr. Thomas O'Barr MD is a male Internist, has 32 years of experience and practices in Internal Medicine.
Where does Dr. Thomas O'Barr practice?
Dr. Thomas O'Barr has 1 office location.
Dr. Thomas O'Barr practices Internal Medicine near Marietta, GA.
See Marietta Internists.