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Facility Information

Location & Phone Numbers
1810 White Circle
Suite 105
Marietta, GA 30066

Phone: (678) 797-6820
Fax: (770) 424-8787

Hours of Operation
Monday - Friday:
8:00 AM - 11:30 AM
1:30 PM - 4:00 PM

General Directions

We are located on White Circle between Bells Ferry Road and Barrett Parkway. Our building faces Cobb Parkway.

If using GPS, please add NW to the address and be sure to bring our telephone number (678-797-6820) so we can assist if you need help in locating us.

Appointments & Cancellations

The office offers onsite laboratory and radiology services for your convenience. Lab hours are 8 am to 4:30 pm. X-ray hours 8 am to 4:30 pm with a one hour break for lunch from 12:30 to 1:30pm.

Insurance and Payment


Please call the office with any questions about insurance coverage.

About Us

Dr. O’Barr has been in practice in the Marietta area for 30 years. He has been recognized for excellence in the management of Diabetes by the NCQA and has also been recognized as a Compassionate Doctor by Patient’s Choice. The office offers onsite laboratory and radiology services for your convenience.
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