Attention TRICARE beneficiaries!
You may experience busy signals when calling the military pharmacy prescription refill interactive voice response system – or prescription refill line – Jan. 26 to Feb. 5, 2026, as the system is updated.
Each military pharmacy’s prescription refill line may be unavailable for about two hours. If you call the prescription refill line at this time, you will hear a busy signal. Please wait and call back to complete your refill later.
You may still use the MHS GENESIS Patient Portal to refill to refill your prescriptions.
You may report issues to the DHA Global Service Center by calling 800-600-9332.

Health Services

Gastroenterology

Welcome to the Brooke Army Medical Center's Gastroenterology Service web page. Brooke Army Center is located on Fort Sam Houston in San Antonio, Texas. We are honored and privileged to provide superb gastroenterology medical care to military members and their dependents. In addition, we train and educate gastroenterology fellows in a rich and varied environment which includes rotations at Wilford Hall Medical Center and University of Texas San Antonio.

About Us

The Gastroenterology Service evaluates diseases of the stomach, intestines, esophagus, pancreas, biliary tract, and liver. We provide a variety of technically advanced services to treat a range of conditions, including gastrointestinal bleeding, anemia, Crohn's disease and Ulcerative colitis, colon polyps and cancer, diverticulosis and diverticulitis, Irritable Bowel Syndrome (IBS), gastroesophageal reflux, pancreatitis, swallowing disorders, diarrhea and constipation. In addition, we can evaluate and treat a variety of liver disorders to include viral hepatitis, autoimmune hepatitis, hemochromatosis, Primary Biliary cirrhosis (PBC), Primary Sclerosing Cholangitis (PSC), non-alcholic fatty liver disease (NAFLD), and cirrhosis. Gastoenterology procedures offered include diagnostic and therapeutic colonoscopy, flexible sigmoidoscopy, upper endoscopy, endoscopic mucosal resection (EMR), endoscopic retrograde cholangiopancreatography (ERCP), endoscopic ultrasound with fine needle aspiration (EUS with FNA), esophagus dilation, esophageal motility, esophageal pH monitoring with the Bravo capsule, liver biopsy, percutaneous endoscopic gastrostomy (PEG tube), capsule endoscopy, and hemorrhoidal banding.  New and exciting equipment includes Spyglass which allows endoscopic evaluation of the biliary and pancreatic ducts.

Contact Us

Location:

3rd Floor Medical Mall

Hours of Operations:

Monday - Friday 7 a.m. - 4 p.m.

Phone:

210-916-3647

Fax:

210-916-3195

DSN:

429-3647
Don’t forget to keep your family’s information up to date in DEERS!