GRMC’s extensive laboratory is equipped with state-of-the-art instrumentation that assists physicians with patient diagnoses. Certified, experienced and competent professionals staff laboratory services.

The Outpatient Laboratory is open Monday through Friday, 6:30 a.m. to 5:30 p.m. Private phlebotomy/exam rooms are provided. Easily accessible and convenient parking is available at the front and the back of the hospital’s Central Entrance.
The Outpatient Laboratory also serves industries with employment-related examinations including drug screening and breath alcohol testing.

Call (830) 401-7654 for more information.

For after hours, call (830) 401-7860.