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Sierra San Antonio Medical Plaza
Here for Life.
San Antonio Regional Hospital is growing to meet the urgent care needs in Fontana, and our promise remains the same — to carry on our tradition of modern medicine with compassion.
Sierra San Antonio Medical Plaza
Services Offered:
Urgent Care
Monday - Friday
9 am - 8:00 pm
Weekends & Holidays
9 am - 5 pm
Walk-ins Welcome
Click here to make your
Urgent Care InQuicker appointment today!
Outpatient Services Offered:
Radiology (Walk-in X-ray only)
Monday - Friday
9 am - 5:00 pm
Closed Saturday, Sunday & Holidays
Laboratory Services
Monday - Friday
7:30 am - 12:30 pm
Closed Saturday, Sunday & Holidays
Rehabilitation Services (By Appointment Only)
Call 909.948.8080 for more information.
InQuicker is temporarily down for maintenance. We apologize for any inconvenience. We hope to have this resolved as soon as possible, please check back periodically.
About Us
Here For Life.
Our mission is to improve the health and wellbeing of the people we serve.