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The Gonzaba Story

Downtown Clinic

Downtown Clinic

In the summer of 2012, Gonzaba's Downtown Clinic was expanded to add more exam room space and is now accepting patients.

Originally opened in 2008 to serve as the official clinic for the City of San Antonio, Gonzaba's Downtown Clinic is staffed with 2 primary care physicians, and 1 Rheumatologist. Parking is available and free when validated by the Downtown Clinic front office staff.


1303 McCullough Ave.
San Antonio,TX 78212


Monday through Friday: 8:00 a.m - 5:00 p.m.

Telephone Numbers

Main Telephone:

Medical Appointments:
210 921-3803

Worker’s Comp Appointments:

Providers At This Location

Ana Ballester Fiallo, MD
Board Certified Rheumatology and Internal Medicine
Ralph A. De La Rosa, MD
Board Certified Family Practice