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Quest Diagnostics

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Lab testing, laboratory and office locations around the world

Quest Diagnostics has headquarters in the U.S. and operations in India, Ireland, and Mexico. Our products and services are used by customers in over 130 countries. We also collaborate with many international diagnostic laboratories, hospitals and clinics to help improve human health around the world.

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Quest Diagnostics - Salinas Alvin Drive

631 E Alvin Dr,

Ste G1

Salinas, CA 93906

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33.04 mi away

Schedule Appointment 831-751-2280
Monday: 6:30 am-4:00 pm
Tuesday: 6:30 am-4:00 pm
Wednesday: 6:30 am-4:00 pm
Thursday: 6:30 am-4:00 pm
Friday: 6:30 am-4:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Inside Del Ray Oaks Safeway Store - Employer Drug Testing Not Offered

815 Canyon Del Rey Blvd,

Del Rey Oaks, CA 93940

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33.34 mi away

Schedule Appointment 831-718-3531
Monday: 8:00 am-12:30 pm , 1:30 pm-5:00 pm
Tuesday: 8:00 am-12:30 pm , 1:30 pm-5:00 pm
Wednesday: 8:00 am-12:30 pm , 1:30 pm-5:00 pm
Thursday: 8:00 am-12:30 pm , 1:30 pm-5:00 pm
Friday: 8:00 am-12:30 pm , 1:30 pm-5:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Monterey Pacific Street

757 Pacific St,

Ste B1

Monterey, CA 93940

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35.0 mi away

Schedule Appointment 831-373-1871
Monday: 7:30 am-4:30 pm
Tuesday: 7:30 am-4:30 pm
Wednesday: 7:30 am-4:30 pm
Thursday: 7:30 am-4:30 pm
Friday: 7:30 am-4:30 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Marina Reservation Road - Employer Drug Testing Not Offered

294 Reservation Rd,

Marina, CA 93933

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35.96 mi away

Schedule Appointment 831-384-6091
Monday: 7:30 am-11:30 am , 12:00 pm-3:30 pm
Tuesday: 7:30 am-11:30 am , 12:00 pm-3:30 pm
Wednesday: 7:30 am-11:30 am , 12:00 pm-3:30 pm
Thursday: 7:30 am-11:30 am , 12:00 pm-3:30 pm
Friday: 7:30 am-11:30 am , 12:00 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Inside Hollister Safeway Store - Employer Drug Testing Not Offered

591 Tres Pinos Rd,

Hollister, CA 95023

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39.98 mi away

Schedule Appointment 831-902-2070
Monday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Tuesday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Wednesday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Thursday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Friday: 7:30 am-11:30 am , 12:30 pm-4:30 pm
Saturday: Closed
Sunday: Closed

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Our safety precautions help ensure your confidence and comfort while visiting our Patient Service Centers to get the testing you need, today and every day.

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Our company

Quest® is the brand name used for services offered by Quest Diagnostics Incorporated and its affiliated companies. Quest Diagnostics Incorporated and certain affiliates are CLIA-certified laboratories that provide HIPAA-covered services.  Other affiliates operated under the Quest® brand, such as Quest Consumer Inc., do not provide HIPAA-covered services. 

 

Quest®, Quest Diagnostics®, any associated logos, and all associated Quest Diagnostics registered or unregistered trademarks are the property of Quest Diagnostics. All third-party marks—® and ™—are the property of their respective owners. © 2025 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.