Due to COVID-19 precautions, the following information is provided for our patients and their families.
Due to COVID-19 precautions, if you seek medical attention at a San Antonio Regional Hospital Urgent Care and you have a fever and respiratory symptoms, you will need to call the urgent care once you arrive at the facility. Below are the urgent care phone numbers to call before entering the urgent care:
Conveniently located on Sierra Lakes Parkway in Fontana just north of the 210 FWY, the Sierra San Antonio Medical Plaza provides urgent care and walk-in clinic needs.
You can make an online appointment for quick and convenient medical care including pediatric urgent care. Alternatively, you can walk-in and wait for the next available opening.
Get InQuicker by making your same-day appointment now at our Fontana location
Sierra San Antonio Medical Plaza
16465 Sierra Lakes Pkwy
Fontana, CA 92336
999 San Bernardino Rd.
Upland, CA 91786
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Our mission is to improve the overall health of our regional community by offering healthcare services that both comfort and cure, in settings that inspire confidence, and in a manner that earns the trust of our patients, our physicians, and our employees.