Gift Giving
909.985.2811
Locations
Sierra San Antonio Medical Plaza
URGENT CARE APPOINTMENT
Ontario Urgent Care
970 N. Mountain Avenue, Ontario, CA 91762
Schedule Urgent Care Appointment Now
URGENT CARE APPOINTMENT
Eastvale Urgent Care
12442 Limonite Avenue, Eastvale, CA 91752
Schedule Urgent Care Appointment Now
URGENT CARE APPOINTMENT
Sierra San Antonio Medical Plaza
16465 Sierra Lakes Pkwy, Fontana, CA 92336
Schedule Urgent Care Appointment Now
URGENT CARE APPOINTMENT
Rancho Urgent Care
7777 Milliken Avenue, Rancho Cucamonga, CA, 91730
Schedule Urgent Care Appointment Now
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.
16465 Sierra Lakes Pkwy, Fontana, CA 92336 • Medical Plaza Main Phone: 909.434.1100
Click here to download the Outpatient Services map and information.
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.
Find a Physician
About Us
Careers
Pay Your Bill
Help Paying Your Bill
Price Transparency