Gastroenterology Specialists
of Gwinnett, P.C.

Lawrenceville Office: 721 Wellness Way, Suite 100, Lawrenceville, GA 30045
Phone: 770-995-7989
Duluth Office: 3855 Pleasant Hill Road, Suite 230, Duluth, GA 30096
Phone: 770-495-8300

Gastroenterology Specialists
of Gwinnett, P.C.

Lawrenceville 770-995-7989

Duluth 770-495-8300

Suwanee 678-312-8400

Contact Us

Lawrenceville
Lawrenceville Gastroenterology Office

721 Wellness Way
Suite 100
Lawrenceville, GA 30045

Phone: 770-995-7989
Phone: 770-995-3113
Fax: 770-277-2930

Map & Directions

Duluth
Duluth Gastroenterology Office

3855 Pleasant Hill Road
Suite 230
Duluth, GA 30096

Phone: 770-495-8300
Fax: 770-495-7646

Map & Directions

Suwanee
Suwanee Gastroenterology Office

1120 Peachtree Industrial Blvd.
Suite 209
Suwanee, GA 30024

Phone: 678-312-8400
Fax: 770-904-2601

Map & Directions


Office Hours

Monday - Friday: 9:00 a.m. to 5:00 p.m.

Tuesday & Thursday (Suwanee Office): 1:00 p.m. to 5:00 p.m.


Scheduling an Appointment

To request an appointment with a physician at Gastroenterology Specialists of Gwinnett, you may use our secure online appointment request anytime - 24 hours a day, 7 days a week.

If you prefer, you may contact a specific physician listed below.

Contact Our Gastroenterologists

  • Dr. D. Brad Lord
    Tel: 770.495.8300 | Fax: 770.495.7646
  • Dr. W. Gordon Tanner, Jr. 
    Tel:  770.995.3113 | Fax: 770.277.2930
  • Dr. Zack Z. Martin
    Tel: 770.995.7989 | Fax: 770.339.8646
  • Dr. Jae W. Nam 
    Tel: 770.995.3113 | Fax: 770.277.2930
  • Dr. Mehul Parikh
    Tel: 770.995.7989 | Fax: 770.339.8646

Related Links

Online Services

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