Quest Diagnostics

Lab Testing at Quest Diagnostics - San Dimas West Covina Boulevard - Employer Drug Testing Not Offered

Quest Diagnostics Patient Service Center in San Dimas, CA 91773.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

1330 W Covina Blvd Ste 205
San Dimas, CA 91773
Los Angeles County

626-201-1152

Hours

Monday	7:00 AM – 3:00 PM
Tuesday	7:00 AM – 3:00 PM
Wednesday	7:00 AM – 3:00 PM
Thursday	7:00 AM – 3:00 PM
Friday	7:00 AM – 3:00 PM
Saturday	Closed
Sunday	Closed

Nearby alternatives

LabCorp San Dimas
1335 Cypress St Ste 101, San Dimas, CA 91773
0.2 mi
Quest Diagnostics - Covina East San Bernardino Road
554 E San Bernardino Rd Ste 103, Covina, CA 91723
2.7 mi
Quest Diagnostics - Glendora South Grand Avenue - Employer Drug Testing Not Offered
210 S Grand Ave Ste 124, Glendora, CA 91741
3.3 mi
LabCorp Glendora
210 S Grand Ave Ste 324, Glendora, CA 91741
3.3 mi
LabCorp Covina
420 W Rowland St, Covina, CA 91723
3.9 mi

More lab options around San Dimas

All San Dimas lab locationsCompare draw centers in San Dimas, CA.LabCorp San Dimas1335 Cypress St Ste 101, San Dimas, CA 91773

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About this location

Quest Diagnostics Patient Service Center. Quest Diagnostics operates one of the largest networks of clinical laboratories in the United States, offering a wide range of diagnostic tests for patients, physicians, and employers.

Listing last updated 2026-04-25.