Mahmoud N. Soubra, MD is a board-certified Internist and Gastroenterologist. He attended the American University of Beirut in Lebanon where he earned his medical degree and his B.S. in Biology. Dr. Soubra completed both his residency in internal medicine and his fellowship in gastroenterology at the University of Iowa. His areas of clinical interest include esophageal disorders, GERD, functional bowel disorders and colorectal cancer screening.

Prior to joining The Austin Diagnostic Clinic, Dr. Soubra served patients at the University of Iowa hospital and also taught as a clinical assistant professor.

Dr. Soubra also contributes his time to community service activities. He was part of a volunteer outreach clinic that provided healthcare and medical services for underserved areas in Lebanon.

In his free time, Dr. Soubra enjoys books, travelling, running and skiing.


Medical School
American University of Beirut -Faculty of Medicine Beirut, Lebanon

Internal Medicine, University of Iowa

Gastroenterology, University of Iowa



Languages Spoken




Office Locations

North Clinic
12221 MoPac Expressway North
1st Floor, North Entrance
Austin, TX 78758-2483
Phone: (512) 901-4007
Fax: (512) 901-3907

Additional Locations


1250 South Capital of Texas Highway Bldg. 3, 1st Floor
West Lake Hills, TX 78746
Phone: (512) 334-2400