Quest Diagnostics
Lab Testing at Quest Diagnostics - San Diego Fourth Ave - Employer Drug Testing Not Offered
Quest Diagnostics Patient Service Center in San Diego, CA 92103.
Order Lab Tests for Collection at This Location
Browse All TestsPopular tests at this location:
Address
4060 4th Ave Ste 125San Diego, CA 92103
San Diego County
Hours
| Monday | 8:00 AM – 5:00 PM |
| Tuesday | 8:00 AM – 5:00 PM |
| Wednesday | 8:00 AM – 5:00 PM |
| Thursday | 8:00 AM – 5:00 PM |
| Friday | 8:00 AM – 5:00 PM |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
- LabCorp San Diego4060 4th Ave Ste 105, San Diego, CA 921030 mi
- LabCorp San Diego4033 3rd Ave Ste 100, San Diego, CA 921030.1 mi
- LabCorp San Diego3260 3rd Ave, San Diego, CA 921030.8 mi
- LabCorp San Diego2970 5th Ave Suite 140, San Diego, CA 921031 mi
- Sharp Rees - Stealy Downtown300 Fir St, San Diego, CA 921011.7 mi
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.