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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 - Summerville

1203 Old Trolley Rd,

Suite D

Summerville, SC 29485

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28.99 mi away

Schedule Appointment 843-873-3336
Monday: 8:00 am-1:00 pm , 2:00 pm-4:30 pm
Tuesday: 8:00 am-1:00 pm , 2:00 pm-4:30 pm
Wednesday: 8:00 am-1:00 pm , 2:00 pm-4:30 pm
Thursday: 8:00 am-1:00 pm , 2:00 pm-4:30 pm
Friday: 8:00 am-1:00 pm , 2:00 pm-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Orangeburg

1895 Saint Matthews Rd,

Orangeburg, SC 29118

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30.82 mi away

Schedule Appointment 803-747-6698
Monday: 7:00 am-1:00 pm , 2:00 pm-4:00 pm
Tuesday: 7:00 am-1:00 pm , 2:00 pm-4:00 pm
Wednesday: 7:00 am-1:00 pm , 2:00 pm-4:00 pm
Thursday: 7:00 am-1:00 pm , 2:00 pm-4:00 pm
Friday: 7:00 am-1:00 pm , 2:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Savage Road

1941 Savage Rd,

Ste 100G

Charleston, SC 29407

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42.2 mi away

Schedule Appointment 843-406-7538
Monday: 7:00 am-1:00 pm , 2:00 pm-3:30 pm
Tuesday: 7:00 am-1:00 pm , 2:00 pm-3:30 pm
Wednesday: 7:00 am-1:00 pm , 2:00 pm-3:30 pm
Thursday: 7:00 am-1:00 pm , 2:00 pm-3:30 pm
Friday: 7:00 am-1:00 pm , 2:00 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Labhub, LLC - PSA Collection Site -By Appointment Only

1156 Bowman Road,

Suite 200 1St Floor

Mt. Pleasant, SC 29464

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46.12 mi away

843-299-2501
Monday: Closed
Tuesday: Closed
Wednesday: 8:00 am-2:00 pm
Thursday: Closed
Friday: Closed
Saturday: Closed
Sunday: Closed

Our focus on your safety

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.