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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 - Charlotte Randolph

3541 Randolph Rd,

Ste 110

Charlotte, NC 28211

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25.73 mi away

Schedule Appointment 704-366-9558
Monday: 8:00 am-4:00 pm
Tuesday: 8:00 am-4:00 pm
Wednesday: 8:00 am-4:00 pm
Thursday: 8:00 am-4:00 pm
Friday: 8:00 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Carmel Commons

11111 Carmel Commons Blvd,

Ste 205

Charlotte, NC 28226

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25.74 mi away

Schedule Appointment 980-297-1515
Monday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Tuesday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Wednesday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Thursday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Friday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Charlotte Midtown Medical Plaza - Employer Drug Testing Not Offered

1918 Randolph Rd,

Ste 140

Charlotte, NC 28207

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27.08 mi away

Schedule Appointment 704-343-5671
Monday: 6:30 am-1:00 pm , 2:00 pm-4:00 pm
Tuesday: 6:30 am-1:00 pm , 2:00 pm-4:00 pm
Wednesday: 6:30 am-1:00 pm , 2:00 pm-4:00 pm
Thursday: 6:30 am-1:00 pm , 2:00 pm-4:00 pm
Friday: 6:30 am-1:00 pm , 2:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Lancaster

901 Meeting Street,

Ste 103

Lancaster, SC 29720

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31.63 mi away

Schedule Appointment 803-289-8072
Monday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Tuesday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Wednesday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Thursday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Friday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Rock Hill - Employer Drug Testing Not Offered

200 S Herlong Ave,

Suite D

Rock Hill, SC 29732

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36.66 mi away

Schedule Appointment 803-833-7337
Monday: 8:00 am-4:00 pm
Tuesday: 8:00 am-4:00 pm
Wednesday: 8:00 am-4:00 pm
Thursday: 8:00 am-4:00 pm
Friday: 8:00 am-4:00 pm
Saturday: Closed
Sunday: Closed
Any Lab Test Now - Huntersville

14231 Market Square Dr,

Ste C2

Huntersville, NC 28078

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36.8 mi away

704-948-7444
Monday: 8:30 am-12:00 pm , 12:30 pm-5:00 pm
Tuesday: 8:30 am-12:00 pm , 12:30 pm-5:00 pm
Wednesday: 8:30 am-12:00 pm , 12:30 pm-5:00 pm
Thursday: 8:30 am-12:00 pm , 12:30 pm-5:00 pm
Friday: 8:30 am-12:00 pm , 12:30 pm-5:00 pm
Saturday: Closed
Sunday: Closed
Medscreen - Medscreen

2311 Aberdeen Blvd,

Ste B-3

Gastonia, NC 28054

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43.94 mi away

704-836-8378
Monday: 9:00 am-4:00 pm
Tuesday: 9:00 am-4:00 pm
Wednesday: 9:00 am-4:00 pm
Thursday: 9:00 am-4:00 pm
Friday: 9:00 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Iredell Family Medicine

544 Brawley School Rd,

Ste A

Mooresville, NC 28117

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46.33 mi away

704-360-5190
Monday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Tuesday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Wednesday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Thursday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Friday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - High Point Lindsay Street

1011 N. Lindsay Street,

High Point, NC 27262

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66.81 mi away

Schedule Appointment 743-201-0627
Monday: 7:30 am-12:30 pm , 1:30 pm-4:30 pm
Tuesday: 7:30 am-12:30 pm , 1:30 pm-4:30 pm
Wednesday: 7:30 am-12:30 pm , 1:30 pm-4:30 pm
Thursday: 7:30 am-12:30 pm , 1:30 pm-4:30 pm
Friday: 7:30 am-12:30 pm , 1:30 pm-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Hickory

1781 Tate Blvd South East,

Suite 206

Hickory, NC 28602

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69.25 mi away

Schedule Appointment 828-304-1232
Monday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Tuesday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Wednesday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Thursday: 8:00 am-12:00 pm , 1:00 pm-5:00 pm
Friday: 8:00 am-11:00 am , 1:00 pm-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Inside Walmart Store #4506 in Columbia -

321 Killian Rd,

Columbia, SC 29203

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69.8 mi away

Schedule Appointment 803-369-3230
Monday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Thursday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Friday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Winston Salem

200 Charlois Blvd,

Suite 420

Winston Salem, NC 27103

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72.37 mi away

Schedule Appointment 336-774-1110
Monday: 7:30 am-12:30 pm , 1:30 pm-4:30 pm
Tuesday: 7:30 am-12:30 pm , 1:30 pm-4:30 pm
Wednesday: 7:30 am-12:30 pm , 1:30 pm-4:30 pm
Thursday: 7:30 am-12:30 pm , 1:30 pm-4:30 pm
Friday: 7:30 am-12:30 pm , 1:30 pm-4:30 pm
Saturday: Closed
Sunday: Closed

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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.