This tool is intended to capture critical information for initiating the scheduling of your appointment. A patient services representative will contact you within 1-2 business days to confirm your details, verify your insurance and exam history, as well as deliver any exam preparations. If your appointment is STAT or Urgent, please contact our offices immediately during normal business hours.

PLEASE NOTE: An order form/prescription from your physician is required in order for us to process your appointment request. If you do not have an order/prescription, please contact your referring physician’s office to obtain an order/prescription and then return to this site to request your appointment.

X-Rays are performed on a walk-in basis only (no appointments) at all locations from 8:30am to 4:30pm, closed from 12pm to 1pm.

If you would like to speak with our one of our scheduling team members, you may contact us at 909-242-7300, Monday – Friday from 8:00 AM to 5:00 PM.

Contact Information

Exam Information

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Contact Us

Call Us for Appointments or Questions:

Scheduling Fax Number:
Administrative Offices:
3115 E. Guasti Road
Ontario, CA 91761

We'd Like to Hear From You

Your opinion matters. All of us at Centrelake Imaging & Oncology strive to provide you with excellence in radiology services and patient support. If you have a comment on your experiences with us, we’d like to hear from you. We also welcome suggestions on how we may better serve you at our network of facilities and through this website.Use the form below to send us your feedback..

West Covina

1700 W. West Covina Pkwy.
West Covina, CA 91790


3115 E. Guasti Road.
Ontario, CA 91761


1555 N. Orange Grove Ave.
Pomona, CA 91767


1183 E. Foothill Blvd., Suite 235.
Upland, CA 91786


1433 N. Hollenbeck Ave., Suite 105.
Covina, CA 91722


10226 Lakewood Blvd.
Downey, CA 90241

El Monte

11436 Garvey Avenue., Suite D.
El Monte, CA 91732


5562 Philadelphia St, Ste 100.,
Chino, CA 91710

Hemet - Coming Soon

430 W Stetson Avenue
Hemet, CA 92543

Anaheim - Coming Soon

1900 E. La Palma Ave, Ste D
Anaheim, CA 92805