Quest Diagnostics
Lab Testing at Staff - Worthy
Quest partner location in Porterville, CA 93257.
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 559-500-1124 before visiting to confirm they accept your lab order.
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Address
323 N D StPorterville, CA 93257
Tulare County
Hours
| Monday | 8:00 AM – 12:00, 13:00 |
| Tuesday | 8:00 AM – 12:00, 13:00 |
| Wednesday | 8:00 AM – 12:00, 13:00 |
| Thursday | 8:00 AM – 12:00, 13:00 |
| Friday | 8:00 AM – 12:00, 13:00 |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
- Quest Diagnostics - Porterville Pearson Dr365 Pearson Dr Ste 8, Porterville, CA 932570.5 mi
- LabCorp Porterville368 W Olive Ave, Porterville, CA 932570.6 mi
- Quest Diagnostics - Tulare North Blackstone919 N Blackstone St, Tulare, CA 9327420.3 mi
- LabCorp Tulare1217 N Cherry St, Tulare, CA 9327420.6 mi
- Quest Diagnostics - Visalia Court - Employer Drug Testing Not Offered1827 S Court St Ste D, Visalia, CA 9327722.7 mi
More lab options around Porterville
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.