Home > Locations > San Marcos San Marcos Schedule AppointmentAddress:1348 Texas 123 South, Ste BSan Marcos, Texas 78666View Map Hours:General Hours: Mon-Fri 8:00am-5:00pm View extended hours by exam Phone Numbers:Phone: (512) 519-3431Fax: (512) 836-8869Appointments: (512) 453-6100 Services:1.5T MRI3D Diagnostic Mammography3D Screening MammographyBone DensitometryCTMolecular RadiologyPET/CTUltrasoundX-Ray