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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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US Facilities & Operations International Facilities & Operations

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Fast Pace - Jennings LA (Preferred)

1750 Elton Rd,

Jennings, LA 70546

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18.51 mi away

337-329-6565
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: Closed
Sunday: Closed
Iles Medical Testing, LLC (Preferred)

3437 Derek Dr,

Lake Charles, LA 70607

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23.14 mi away

337-562-0835
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
Calcasieu Spinal Care (Preferred)

2118 E Prien Lake Rd,

Lake Charles, LA 70601

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23.66 mi away

337-474-7700
Monday: 9:00 am-6:00 pm
Tuesday: 9:00 am-6:00 pm
Wednesday: 9:00 am-6:00 pm
Thursday: 9:00 am-6:00 pm
Friday: 9:00 am-6:00 pm
Saturday: 10:00 am-3:00 pm
Sunday: Closed
Any Lab Test Now - Lake Charles (Preferred)

110 W Prien Lake Rd,

Lake Charles, LA 70601

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24.71 mi away

337-312-0060
Monday: 8:30 am-5:00 pm
Tuesday: 8:30 am-5:00 pm
Wednesday: 8:30 am-5:00 pm
Thursday: 8:30 am-5:00 pm
Friday: 8:30 am-5:00 pm
Saturday: Closed
Sunday: Closed
Fast Pace - Country Club Rd LA (Preferred)

2640 Country Club Rd,

Ste 440

Lake Charles, LA 70605

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27.82 mi away

337-426-0919
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-6:00 pm
Sunday: 8:00 am-6:00 pm
Fast Pace - Carlyss LA (Preferred)

3439 Highway 1256,

Sulphur, LA 70665

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29.91 mi away

337-607-0037
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-6:00 pm
Sunday: 8:00 am-6:00 pm
In & Out Labs and More (Preferred)

1708 N Parkerson Ave,

Ste 8

Crowley, LA 70526

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30.84 mi away

337-388-2362
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
Fast Pace - Crowley (Preferred)

1225 N Parkerson Ave,

Crowley, LA 70526

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31.08 mi away

337-514-2800
Monday: 8:00 am-5:00 pm
Tuesday: Closed
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-5:00 pm
Friday: 8:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
Envision Pathology, LLC (Preferred)

806 N Avenue K,

Ste 101

Crowley, LA 70526

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31.51 mi away

337-783-0039
Monday: 8:00 am-4:30 pm
Tuesday: 8:00 am-4:30 pm
Wednesday: 8:00 am-4:30 pm
Thursday: 8:00 am-4:30 pm
Friday: 8:00 am-4:00 pm
Saturday: Closed
Sunday: Closed
Beauregard Med & Surgical Ctr/Walk In (Preferred)

301 S Washington St,

Deridder, LA 70634

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34.74 mi away

337-463-9890
Monday: 5:00 pm-9:00 pm
Tuesday: 5:00 pm-9:00 pm
Wednesday: 5:00 pm-9:00 pm
Thursday: 5:00 pm-9:00 pm
Friday: 5:00 pm-9:00 pm
Saturday: 10:00 am-10:00 pm
Sunday: 10:00 am-10:00 pm
Mercy Regional Medical Center (Preferred)

800 E Main St,

Ville Platte, LA 70586

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36.56 mi away

337-363-9474
Monday: 8:00 am-3:00 pm
Tuesday: 8:00 am-3:00 pm
Wednesday: 8:00 am-3:00 pm
Thursday: 8:00 am-3:00 pm
Friday: 8:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
Opelousas General Health System (Preferred)

539 E Prudhomme St,

Opelousas, LA 70570

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43.42 mi away

337-594-3835
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-12:00 pm
Saturday: Closed
Sunday: Closed
Fast Pace - Kaplan (Preferred)

213 W Veterans Meml Dr,

Kaplan, LA 70548

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44.33 mi away

337-282-1096
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-12:00 pm
Saturday: Closed
Sunday: Closed
Stafford Healthcare (Preferred)

3251 Ambassador Caffery Pkwy S,

Lafayette, LA 70506

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46.66 mi away

337-983-0208
Monday: 8:00 am-3:00 pm
Tuesday: 8:00 am-3:00 pm
Wednesday: 8:00 am-3:00 pm
Thursday: 8:00 am-3:00 pm
Friday: 8:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
ANY LAB TEST NOW - LAFAYETTE (Preferred)

5530 Johnston St,

Ste 200

Lafayette, LA 70503

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46.78 mi away

337-704-2244
Monday: 8:00 am-5:00 pm
Tuesday: 8:00 am-5:00 pm
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-5:00 pm
Friday: 8:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Lafayette

5000 Ambassador Caffery Pkwy,

Bldg 14B

Lafayette, LA 70508

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49.57 mi away

Schedule Appointment 337-988-2002
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: Closed
Sunday: Closed

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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.