Quest Diagnostics
Lab Testing at Quest Diagnostics - Irvine 4050 Barranca Parkway - Employer Drug Testing Not Offered
Quest Diagnostics Patient Service Center in Irvine, CA 92604.
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Address
4050 Barranca Pkwy Ste 120Irvine, CA 92604
Orange County
Hours
| Monday | 7:00 AM – 4:00 PM |
| Tuesday | 7:00 AM – 4:00 PM |
| Wednesday | 7:00 AM – 4:00 PM |
| Thursday | 7:00 AM – 4:00 PM |
| Friday | 7:00 AM – 4:00 PM |
| Saturday | Closed |
| Sunday | Closed |
Nearby alternatives
- LabCorp Irvine39 Creek Rd Suite 200 Build B, Irvine, CA 926040.7 mi
- LabCorp Irvine4980 Barranca Pkwy Ste 100, Irvine, CA 926040.9 mi
- Quest Diagnostics - Irvine 4950 Barranca Parkway4950 Barranca Pkwy Ste 209, Irvine, CA 926040.9 mi
- Quest Diagnostics - Tustin Kensington - Employer Drug Testing Not Offered15000 Kensington Park Ave Ste 190, Tustin, CA 927822.3 mi
- Sunrise Medical Group - Tustin2492 Walnut Ave Ste 110, Tustin, CA 927802.5 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.