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CHLA now performs blood draw antibody samples for Anti-SARS-CoV-2 Antibody IgG at the outreach satellite locations in the below satellite locations. This service is open to Care Network members, staff and patients. If you as the physician would like testing, please have a colleague as the ordering physician.


What do you need to do?

Please be sure to complete the Clinical Requisition Form. Results will be faxed to the number indicated on this form 2 to 4 days after the sample arrives in the Immunology Laboratory. To help alleviate wait time, we request that prior to sending the patient, please fax 1) the Clinical Requisition Form and 2) complete patient insurance information ahead of time for registration.

What does your patient need to do?

If you are unable to fax the requisition, please be sure to send the Clinical Requisition Form with the patient to present at the location. The patient will need to go to the locations below to be tested. 


Anderson Lab at CHLA

4650 Sunset Blvd

Los Angeles, CA 90027

Phone: (877) 543-9522 

Mon-Fri: 6:00am – 5:30pm

Saturday: 7:00am – 12:30pm 


468 E Santa Clara St

Arcadia, CA 91016

Phone: (626) 795-7177

Fax: (626) 357-4052

Mon-Fri: 8:00am – 12:00pm

               1:00pm – 5:00pm 

Encino - Lab and NP Swab testing

5359 Balboa Blvd. Suite B 

Encino, CA 91316             

Phone: (818) 788-3061

Fax: (818) 361-8999

Mon-Fri: 8:00am – 12:00pm

               1:00pm – 5:00pm 

South Bay 

3440 Torrance Blvd., Suite 100

Torrance, CA 90503

Phone: (310) 303-3890

Fax: (310) 303-3893

Mon-Fri: 8:00am – 12:00pm

               1:00pm – 5:00pm 


23838 Valencia Blvd., Suite 140

Valencia, CA 91355

Phone: (661) 362-1240

Fax: (661) 259-7783

Mon-Fri: 8:00am – 12:00pm

                1:00pm – 5:00pm 

Please note these visits are by appointment only and limited to pre-procedural testing only.

Please refer to the “Antibody IgG Testing for COVID-19”document below for more information. If you will be utilizing any of the above services, prior to sending a patient, please make sure to inform Arthur Antonyan at or 818-804-1322.

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