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909.985.2811
Make an Appointment
Make an Appointment
We strive to make the process as easy as possible for you or your loved one to be seen at San Antonio and offer the following guidelines to assist you.
Emergency
An appointment is not needed in the case of an emergency.
If you or a loved one needs immediate medical attention, please call 911 or visit the nearest emergency room. San Antonio Regional Hospital's Randall and Janell Lewis Emergency Department serves the community with 24-hour emergency care and is located at 999 San Bernardino Road, Upland, California 91786.
Urgent Care
We have four Urgent Care locations near you. Make an appointment online through InQuicker for quick and convenient medical care including pediatric urgent care.
Walk-in service is also available at all four locations.
URGENT CARE APPOINTMENT
Get InQuicker by making your same-day appointment now at one of our Urgent Cares.
San Antonio Urgent Care Ontario
970 N. Mountain Avenue, Ontario, CA 91762
909.579.6680
Eastvale San Antonio Medical Plaza
12442 Limonite Ave. Eastvale, CA 91752
951.393.3010
Sierra San Antonio Medical Plaza
16465 Sierra Lakes Pkwy, Fontana, CA 92336
909.434.1150
Rancho San Antonio Medical Plaza
7777 Milliken Avenue, Rancho Cucamonga, CA, 91730
909.948.8000
Primary Care
Any health issue that is not an emergency can and should be assessed at your primary care doctor’s office if possible.
Our network of physicians includes offices throughout the Inland Empire and beyond that offer regular checkups, immunizations, sick visits, physicals and more.
Use our Find a Physician search to locate a physician in the specialty you need. To schedule an appointment, contact the physician’s office directly.
Lab Testing
You may have your lab tests performed at our locations in Upland, Rancho Cucamonga, and Fontana. When you have your test orders from your doctor, call your preferred laboratory location directly to make your appointment.
Scheu Family Building
1100 San Bernardino Road, Second Floor, Upland, CA 91786
Monday to Friday 7:00 AM to 4:30 PM
Closed Saturday, Sundays & Holidays
Rancho San Antonio Medical Plaza
7777 Milliken Avenue, Rancho Cucamonga, CA 91730
Monday to Friday 7:00 AM to 4:30 PM
Saturday 8:00 AM to 12:00 PM
Closed Sundays & Holidays
Sierra San Antonio Medical Plaza
16465 Sierra Lakes Parkway, Fontana, CA 92336
Monday to Friday 7:30 AM to 12:30 PM
Saturday 8:00 AM to 12:00 PM
Closed Sundays & Holidays
Imaging
To schedule imaging tests such as mammograms, ultrasounds, CT scans, MRI’s, DEXA scans, etc. please call our Outpatient Services Scheduling Line at 909.948.8166. A representative will direct you to the appropriate location below for your imaging test. X-rays are handled on a walk-in basis at all locations. Please make sure to have the test orders from your doctor ready when calling the scheduling line.
Scheu Family Building
1100 San Bernardino Road, Second Floor, Upland, CA 91786
Monday to Friday 7:00 AM to 4:30 PM
Closed Saturdays, Sundays & Holidays
Women’s Breast & Imaging Center
1100 San Bernardino Road, Second Floor, Upland, CA. 91786
Monday to Friday 7:30 AM to 4:00 PM
Closed Saturdays, Sundays & Holidays
Rancho San Antonio Medical Plaza
7777 Milliken Avenue, Rancho Cucamonga, CA 91730
Monday to Friday 7:00 AM to 4:30 PM
Saturday 8:00 AM to 12:00 PM
Closed Sundays & Holidays
Sierra San Antonio Medical Plaza
16465 Sierra Lakes Parkway, Fontana, CA 92336
Monday to Friday 9:00 AM to 5:00 PM
Closed Saturdays, Sundays & Holidays
Rehabilitation
For your convenience we offer outpatient rehabilitation services at three locations in Upland, Rancho Cucamonga and Fontana. Once you have your doctor’s order and insurance authorization, contact your preferred location directly to schedule an appointment.
Rancho San Antonio Medical Plaza
7777 Milliken Avenue, Suite G-30
Rancho Cucamonga, CA 91730
909.948.8080
Monday to Friday, 7AM to 7PM
Closed Saturdays, Sundays & Holidays
Sierra San Antonio Medical Plaza
16465 Sierra Lakes Parkway, 1st floor
Fontana, CA 92336
909.948.8080
Monday to Friday 8:30AM to 5PM
Closed Saturdays, Sundays & Holidays
San Antonio Regional Hospital
999 San Bernardino Road
Upland, CA 91786
909.920.4920
Monday to Friday, 8AM to 4PM
Closed Saturdays, Sundays & Holidays
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