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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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Quest Diagnostics - Gretna

2600 Belle Chasse Hwy,

Ste 207

Terrytown, LA 70056

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0.38 mi away

Schedule Appointment 504-394-8922
Monday: 7:00 am-4:30 pm
Tuesday: 7:00 am-4:30 pm
Wednesday: 7:00 am-4:30 pm
Thursday: 7:00 am-4:30 pm
Friday: 7:00 am-4:30 pm
Saturday: Closed
Sunday: Closed
US MedCare, LLC (Preferred)

7682 Highway 23,

Ste B

Belle Chasse, LA 70037

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2.18 mi away

504-433-3363
Monday: 24 hrs
Tuesday: 24 hrs
Wednesday: 24 hrs
Thursday: 24 hrs
Friday: 24 hrs
Saturday: 24 hrs
Sunday: 24 hrs
Quest Diagnostics - Marrero

4700 Wichers Dr,

Marrero, LA 70072

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3.49 mi away

Schedule Appointment 504-340-8996
Monday: 7:00 am-4:30 pm
Tuesday: 7:00 am-4:30 pm
Wednesday: 7:00 am-4:30 pm
Thursday: 7:00 am-4:30 pm
Friday: 7:00 am-4:30 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Uptown

3525 Prytania Street,

Suite 506

New Orleans, LA 70115

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4.24 mi away

Schedule Appointment 504-897-1444
Monday: 7:00 am-5:00 pm
Tuesday: 7:00 am-5:00 pm
Wednesday: 7:00 am-5:00 pm
Thursday: 7:00 am-5:00 pm
Friday: 7:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
Fast Pace - Marrero (Preferred)

2558 Barataria Blvd,

Marrero, LA 70072

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4.39 mi away

504-321-8121
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
Toxicology & Drug Analysis Lab (Preferred)

1340 Poydras Street, Ste 2040,

New Orleans, LA 70112

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5.08 mi away

504-333-6163
Monday: 8:00 am-6:00 pm
Tuesday: 8:00 am-6:00 pm
Wednesday: 8:00 am-6:00 pm
Thursday: 8:00 am-6:00 pm
Friday: 8:00 am-6:00 pm
Saturday: Closed
Sunday: Closed
Prime Occ Med - Chalmette (Preferred)

303 W Judge Perez Dr,

Chalmette, LA 70043

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5.23 mi away

504-303-4690
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
Quest Diagnostics - Chalmette PSC

8400 W Judge Perez Dr,

Ste 5

Chalmette, LA 70043

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5.3 mi away

Schedule Appointment 504-380-9393
Monday: 7:00 am-4:30 pm
Tuesday: 7:00 am-4:30 pm
Wednesday: 7:00 am-4:30 pm
Thursday: 7:00 am-4:30 pm
Friday: 7:00 am-4:30 pm
Saturday: Closed
Sunday: Closed
Fast Pace - Chalmette (Preferred)

1909 E Judge Perez Dr,

Chalmette, LA 70043

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5.75 mi away

504-293-3963
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
Innovative Risk Management Services (Preferred)

2714 Canal St,

Ste 102

New Orleans, LA 70119

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6.2 mi away

504-309-2104
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
Expert Drug Testing & Safety Svcs - Carrollton (Preferred)

4640 S. Carrollton Ave,

Suite 225

New Orleans, LA 70119

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7.02 mi away

504-482-6433
Monday: 8:30 am-4:30 pm
Tuesday: 8:30 am-4:30 pm
Wednesday: 8:30 am-4:30 pm
Thursday: 8:30 am-4:30 pm
Friday: 8:30 am-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Gentilly

6600 Franklin Ave,

Ste A5

New Orleans, LA 70122

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9.83 mi away

Schedule Appointment 504-288-4455
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
Pelican State Outpatient Ctr (Preferred)

1525 Dickory Ave,

Harahan, LA 70123

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10.5 mi away

504-818-0006
Monday: 8:00 am-11:00 pm
Tuesday: 8:00 am-11:00 pm
Wednesday: 8:00 am-11:00 pm
Thursday: 8:00 am-11:00 pm
Friday: 8:00 am-11:00 pm
Saturday: 9:00 am-5:00 pm
Sunday: 9:00 am-5:00 pm
Any Lab Test Now - Metairie (Preferred)

3213 17Th St,

Ste 10

Metairie, LA 70002

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10.73 mi away

504-838-2254
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
Expert Drug Testing & Safety Svcs - Crowder (Preferred)

8080 Crowder Blvd,

Ste C

New Orleans, LA 70127

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10.8 mi away

504-245-4472
Monday: 8:30 am-4:30 pm
Tuesday: 8:30 am-4:30 pm
Wednesday: 8:30 am-4:30 pm
Thursday: 8:30 am-4:30 pm
Friday: 8:30 am-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Veterans Boulevard

4704 Veterans Memorial Blvd,

Ste A

Metairie, LA 70006

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11.61 mi away

Schedule Appointment 504-872-7502
Monday: 6:30 am-4:30 pm
Tuesday: 6:30 am-4:30 pm
Wednesday: 6:30 am-4:30 pm
Thursday: 6:30 am-4:30 pm
Friday: 6:30 am-4:30 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Prime Occ Med - Reserve (Preferred)

3584 W Airline Hwy,

Reserve, LA 70084

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30.69 mi away

225-749-5750
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
Gulf Coast Occ Med - Reserve (Preferred)

3919 W Airline Hwy,

Reserve, LA 70084

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31.26 mi away

985-479-7860
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
Quest Diagnostics - Slidell

2040 Gause Blvd E,

Ste 11

Slidell, LA 70461

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31.68 mi away

Schedule Appointment 985-645-9659
Monday: 7:00 am-5:00 pm
Tuesday: 7:00 am-5:00 pm
Wednesday: 7:00 am-5:00 pm
Thursday: 7:00 am-5:00 pm
Friday: 7:00 am-5:00 pm
Saturday: 7:30 am-12:00 pm
Sunday: Closed
Pelican Physician Services (Preferred)

2375 Gause Blvd E,

Slidell, LA 70461

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32.19 mi away

985-645-9000
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: 9:00 am-5:00 pm
Sunday: 9:00 am-5:00 pm
Quest Diagnostics - Mandeville

4244 Highway 22,

Ste 7

Mandeville, LA 70471

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35.26 mi away

Schedule Appointment 985-727-0004
Monday: 7:00 am-4:30 pm
Tuesday: 7:00 am-4:30 pm
Wednesday: 7:00 am-4:30 pm
Thursday: 7:00 am-4:30 pm
Friday: 7:00 am-4:30 pm
Saturday: 7:30 am-12:00 pm
Sunday: Closed
Fast Pace - Pearl River (Preferred)

64410 Highway 41,

Pearl River, LA 70452

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36.18 mi away

985-256-4712
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
ARCPoint Labs of Covington (Preferred)

330 Falconer Dr,

Ste D

Covington, LA 70433

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38.34 mi away

985-273-5544
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
Any Lab Test Now - Covington (Preferred)

360 Emerald Forest Blvd,

Ste H

Covington, LA 70433

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38.61 mi away

985-317-1010
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 - Houma (Preferred)

9414 E Park Ave,

Houma, LA 70363

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39.86 mi away

985-601-5895
Monday: 9:00 am-5:00 pm
Tuesday: 9:00 am-5:00 pm
Wednesday: 9:00 am-5:00 pm
Thursday: 9:00 am-5:00 pm
Friday: 9:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
St. Tammany Parish Hospital OP (Preferred)

16300 Highway 1085,

Covington, LA 70433

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40.14 mi away

985-871-6080
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 - Covington PSC Claiborne Hill

1200 Business 190,

Ste 41

Covington, LA 70433

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40.67 mi away

Schedule Appointment 985-875-7560
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
Imperial Consulting - Houma (Preferred)

1623 Grand Caillou Rd,

Houma, LA 70363

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40.91 mi away

337-298-4605
Monday: 8:00 am-12:00 pm
Tuesday: 8:00 am-12:00 pm
Wednesday: 8:00 am-12:00 pm
Thursday: 8:00 am-12:00 pm
Friday: 8:00 am-12:00 pm
Saturday: Closed
Sunday: Closed
All Industrial Medical Services (Preferred)

855 Belanger St,

Ste 108

Houma, LA 70360

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41.45 mi away

985-868-2302
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: 8:00 am-5:00 pm
Sunday: 8:00 am-5:00 pm
MMSI Services, Inc. (Preferred)

409 N Hollywood Rd,

Houma, LA 70364

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41.53 mi away

985-851-5080
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
The Family Doctor Clinic - Thibodaux (Preferred)

804 S Acadia Rd,

Thibodaux, LA 70301

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42.0 mi away

985-446-2680
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
Advance Safety Training & Consultants, LLC (Preferred)

1126 Barataria Ave,

Houma, LA 70360

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42.24 mi away

985-262-1590
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
Any Lab Test Now - Houma (Preferred)

5922 W Main St,

Ste B1

Houma, LA 70360

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42.39 mi away

985-876-9244
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
Patient Centered Diagnostics, LLC (Preferred)

1425 Lynn St,

Thibodaux, LA 70301

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42.81 mi away

985-227-9707
Monday: 9:30 am-5:00 pm
Tuesday: 9:30 am-5:00 pm
Wednesday: 9:30 am-5:00 pm
Thursday: 9:30 am-5:00 pm
Friday: 9:30 am-5:00 pm
Saturday: Vary
Sunday: Vary
Fast Pace - Waveland (Preferred)

451 Highway 90,

Waveland, MS 39576

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44.86 mi away

228-400-0055
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: 1:00 pm-5:00 pm
North Oaks Occ Health - Hammond (Preferred)

1900 S MORRISON BLVD,

HAMMOND, LA 70403

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47.67 mi away

985-230-5726
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 - Hammond Walmart JV

2799 W Thomas St,

Hammond, LA 70401

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49.04 mi away

Schedule Appointment 985-277-1992
Monday: 7:00 am-4:00 pm
Tuesday: 7:00 am-4:00 pm
Wednesday: 7:00 am-4:00 pm
Thursday: 7:00 am-4:00 pm
Friday: 7:00 am-4:00 pm
Saturday: 7:00 am-2:00 pm
Sunday: Closed
Greenlight Urgent Care (Preferred)

404 W University Ave,

Ste B

Hammond, LA 70401

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49.49 mi away

985-348-0808
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-8:00 pm
Sunday: 8:00 am-8:00 pm
Ochsner Pelican Urg Care - Picayune (Preferred)

1839 Cooper Rd,

Picayune, MS 39466

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49.84 mi away

769-242-1700
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: 9:00 am-5:00 pm
Sunday: 9:00 am-5:00 pm
Highland Community Hospital (Preferred)

130 Highland Pkwy,

Picayune, MS 39466

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49.9 mi away

601-358-9680
Monday: 6:00 am-6:00 pm
Tuesday: 6:00 am-6:00 pm
Wednesday: 6:00 am-6:00 pm
Thursday: 6:00 am-6:00 pm
Friday: 6:00 am-6:00 pm
Saturday: 6:00 am-6:00 pm
Sunday: 6:00 am-6:00 pm

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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.