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Alexandra Castro Pena, MD

Board Certified Internal Medicine

 accepting new patients 

Dr. Castro is a primary care physician and an infectious disease specialist.

Location(s): Woodlawn Clinic

Alexandra Castro Pena MD is board certified in Internal Medicine and has finished Infectious Diseases as sub specialty.

Dr. Castro Pena graduated from Pontificia Universidad Javeriana in Bogota, Colombia in 2004. She completed her residency and Infectious Diseases fellowship at the University Health Science Center in San Antonio, TX. Dr. Castro Pena has experience working as an Internal Medicine Attending Physician and a Hospitalist, taking care of patients admitted under Internal Medicine. She also has experience with HIV patients and in general patients with any kind of infectious Diseases. Her memberships include the Infectious Diseases Society of America, American College of Physicians/ Internal Medicine and Colombian Society of Internal Medicine. She chose GMG because it “is a perfect match” for her considering the kind of population treated and the integral and social focus of GMG.

Dr. Castro Pena is fluent in both English and Spanish.

She officially joined the GMG family in 2016.

Our Locations

Occupational Medicine & Therapy Center

730 Pleasanton Road
San Antonio, TX 78214
Main telephone: 210-921-3800

South East Clinic

3520 S. New Braunfels
San Antonio, TX 78223
Main telephone: 210-921-3800

North Central Clinic

6487 Blanco Rd.
San Antonio, TX 78216
Main telephone: 210-921-3800

Main Clinic

720 Pleasanton Road
San Antonio, TX 78214
Main telephone: 210-921-3800

Northwest Clinic

7616 Culebra Road
San Antonio, TX 78251
Main telephone: 210-921-3800

Woodlawn Clinic

902 Bandera Road
San Antonio, TX 78228
Main telephone: 210-921-3800

Downtown Clinic

1303 McCullough Ave.
San Antonio, TX 78212
Main telephone: 210-921-3800

Guadalupe Clinic

1423 Guadalupe Street
San Antonio, TX 78207
Main telephone: 210-921-3800