Listen to this article - English & Spanish
Sierra San Antonio Medical Plaza
Fontana Urgent Care. Walk-in Clinic.
Make an Appointment.
Please note: due to COVID-19, the operating hours of this urgent care facility may fluctuate.
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.
Urgent Care in Fontana at Sierra San Antonio Medical Plaza
16465 Sierra Lakes Pkwy, Fontana, CA 92336
909.434.1100
Services Offered:
Urgent Care
909.434.1150
Monday - Friday
9 am - 8:00 pm
Weekends & Holidays
9 am - 5 pm
Walk-ins Welcome
At all four of our urgent care locations: