Quest Diagnostics

Lab Testing at Quest Diagnostics - Irvine 4950 Barranca Parkway

Quest Diagnostics Patient Service Center in Irvine, CA 92604.

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Popular tests at this location:

TSH Lipid Panel CBC A1C Testosterone Vitamin D CMP

Address

4950 Barranca Pkwy Ste 209
Irvine, CA 92604
Orange County

949-246-7192

Hours

Monday	6:00 AM – 3:00 PM
Tuesday	6:00 AM – 3:00 PM
Wednesday	6:00 AM – 3:00 PM
Thursday	6:00 AM – 3:00 PM
Friday	6:00 AM – 3:00 PM
Saturday	Closed
Sunday	Closed

Nearby alternatives

LabCorp Irvine
4980 Barranca Pkwy Ste 100, Irvine, CA 92604
0.1 mi
LabCorp Irvine
39 Creek Rd Suite 200 Build B, Irvine, CA 92604
0.1 mi
Quest Diagnostics - Irvine 4050 Barranca Parkway - Employer Drug Testing Not Offered
4050 Barranca Pkwy Ste 120, Irvine, CA 92604
0.9 mi
Quest Diagnostics - Irvine Laguna Canyon Road - Employer Drug Testing Not Offered
15825 Laguna Canyon Rd Suite 108, Irvine, CA 92618
1.9 mi
LabCorp Irvine
113 Waterworks Way Ste 160, Irvine, CA 92618
2 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.