Quest Diagnostics

Lab Testing at Sharp Rees - Stealy Downtown

Quest partner location in San Diego, CA 92101.

Partner Location

This location is part of Quest's partner network. Services and availability may differ from a standard Quest Patient Service Center. Please call 619-446-1524 before visiting to confirm they accept your lab order.

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Note: tests available at this location depend on its services. Confirm by calling before visiting.

Address

300 Fir St
San Diego, CA 92101
San Diego County

619-446-1524

Hours

Monday	8:00 AM – 4:00 PM
Tuesday	8:00 AM – 4:00 PM
Wednesday	8:00 AM – 4:00 PM
Thursday	8:00 AM – 4:00 PM
Friday	8:00 AM – 4:00 PM
Saturday	Closed
Sunday	Closed

Nearby alternatives

Quest Diagnostics - San Diego - First Ave - Employer Drug Testing Not Offered
1855 1st Ave Ste 200-B, San Diego, CA 92101
0.1 mi
LabCorp San Diego
2970 5th Ave Suite 140, San Diego, CA 92103
0.7 mi
LabCorp San Diego
3260 3rd Ave, San Diego, CA 92103
0.9 mi
LabCorp San Diego
4033 3rd Ave Ste 100, San Diego, CA 92103
1.7 mi
Quest Diagnostics - San Diego Fourth Ave - Employer Drug Testing Not Offered
4060 4th Ave Ste 125, San Diego, CA 92103
1.7 mi

About this location

Quest partner location. 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.