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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 - Sarasota Cattlemen - Employer Drug Testing Not Offered

3501 Cattlemen Rd,

Suite D

Sarasota, FL 34232

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4.15 mi away

Schedule Appointment 941-341-9806
Monday: 6:00 am-4:00 pm
Tuesday: 6:00 am-4:00 pm
Wednesday: 6:00 am-4:00 pm
Thursday: 6:00 am-4:00 pm
Friday: 6:00 am-4:00 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Sarasota University

8451 Shade Avenue,

Suite 106

Sarasota, FL 34243

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8.83 mi away

Schedule Appointment 941-351-9876
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: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Lakewood Ranch North - Employer Drug Testing Not Offered

11505 Palmbrush Trail,

Bradenton, FL 34202

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12.34 mi away

Schedule Appointment 941-756-0685
Monday: 6:30 am-3:30 pm
Tuesday: 6:30 am-3:30 pm
Wednesday: 6:30 am-3:30 pm
Thursday: 6:30 am-3:30 pm
Friday: 6:30 am-3:30 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Venice

1370 E Venice Ave,

Ste 103

Venice, FL 34285

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12.38 mi away

Schedule Appointment 941-484-4624
Monday: 6:00 am-2:30 pm
Tuesday: 6:00 am-2:30 pm
Wednesday: 6:00 am-2:30 pm
Thursday: 6:00 am-2:30 pm
Friday: 6:00 am-2:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Bradenton Blake - Employer Drug Testing Not Offered

5604 Cortez Rd. W,

Bradenton, FL 34210

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14.97 mi away

Schedule Appointment 941-792-0716
Monday: 6:30 am-3:00 pm
Tuesday: 6:30 am-3:00 pm
Wednesday: 6:30 am-3:00 pm
Thursday: 6:30 am-3:00 pm
Friday: 6:30 am-3:00 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Inside Venice Walmart #769

4150 Tamiami Trl S,

Venice, FL 34293

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16.11 mi away

Schedule Appointment 941-412-2902
Monday: 6:00 am-2:30 pm
Tuesday: 6:00 am-2:30 pm
Wednesday: 6:00 am-2:30 pm
Thursday: 6:00 am-2:30 pm
Friday: 6:00 am-2:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Bradenton

701 Manatee Avenue West,

Suite 102

Bradenton, FL 34205

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16.31 mi away

Schedule Appointment 941-748-3392
Monday: 6:00 am-4:00 pm
Tuesday: 6:00 am-4:00 pm
Wednesday: 6:00 am-4:00 pm
Thursday: 6:00 am-4:00 pm
Friday: 6:00 am-4:00 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Ellenton

7036 Us Highway 301 N,

Ellenton, FL 34222

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18.77 mi away

Schedule Appointment 941-721-0928
Monday: 6:30 am-3:30 pm
Tuesday: 6:30 am-3:30 pm
Wednesday: 6:30 am-3:30 pm
Thursday: 6:30 am-3:30 pm
Friday: 6:30 am-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - North Port

14814 Tamiami Trl,

North Port, FL 34287

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21.83 mi away

Schedule Appointment 941-423-1531
Monday: 6:00 am-2:30 pm
Tuesday: 6:00 am-2:30 pm
Wednesday: 6:00 am-2:30 pm
Thursday: 6:00 am-2:30 pm
Friday: 6:00 am-2:30 pm
Saturday: 6:00 am-10:00 am
Sunday: Closed
Quest Diagnostics - Port Charlotte - Employer Drug Testing Not Offered

2484 Caring Way,

Unit E

Port Charlotte, FL 33952

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28.73 mi away

Schedule Appointment 941-624-5055
Monday: 6:00 am-2:30 pm
Tuesday: 6:00 am-2:30 pm
Wednesday: 6:00 am-2:30 pm
Thursday: 6:00 am-2:30 pm
Friday: 6:00 am-2:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Charlotte Harbor

24123 Peachland Blvd,

Unit A14

Port Charlotte, FL 33954

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29.54 mi away

Schedule Appointment 941-467-1593
Monday: 6:00 am-2:30 pm
Tuesday: 6:00 am-2:30 pm
Wednesday: 6:00 am-2:30 pm
Thursday: 6:00 am-2:30 pm
Friday: 6:00 am-2:30 pm
Saturday: 6:00 am-10:00 am
Sunday: Closed
Quest Diagnostics - Ruskin Sun City Center

3814 State Road 674,

Ruskin, FL 33573

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31.84 mi away

Schedule Appointment 813-633-7603
Monday: 6:00 am-3:00 pm
Tuesday: 6:00 am-3:00 pm
Wednesday: 6:00 am-3:00 pm
Thursday: 6:00 am-3:00 pm
Friday: 6:00 am-3:00 pm
Saturday: 6:30 am-12:30 pm
Sunday: Closed
Quest Diagnostics - Inside Walmart Supercenter Wimauma

4928 Fl-674,

Wimauma, FL 33598

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32.56 mi away

Schedule Appointment 813-566-1304
Monday: 6:00 am-3:00 pm
Tuesday: 6:00 am-3:00 pm
Wednesday: 6:00 am-3:00 pm
Thursday: 6:00 am-3:00 pm
Friday: 6:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Inside Arcadia Walmart Supercenter

2725 Se Highway 70,

Arcadia, FL 34266

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36.31 mi away

Schedule Appointment 863-485-4117
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-11:00 am
Sunday: Closed
Quest Diagnostics - St Petersburg

1101 34Th St N,

St Petersburg, FL 33713

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37.0 mi away

Schedule Appointment 727-321-0595
Monday: 6:30 am-3:30 pm
Tuesday: 6:30 am-3:30 pm
Wednesday: 6:30 am-3:30 pm
Thursday: 6:30 am-3:30 pm
Friday: 6:30 am-3:30 pm
Saturday: 6:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Riverview

13143 Vail Ridge Dr,

Bldg 6

Riverview, FL 33579

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37.85 mi away

Schedule Appointment 813-672-6208
Monday: 5:00 am-3:00 pm
Tuesday: 5:00 am-3:00 pm
Wednesday: 5:00 am-3:00 pm
Thursday: 5:00 am-3:00 pm
Friday: 5:00 am-3:00 pm
Saturday: 6:30 am-12:30 pm
Sunday: Closed
Quest Diagnostics - St Pete Gateway

1173 62nd Avenue North,

St Petersburg, FL 33702

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39.75 mi away

Schedule Appointment 727-525-4790
Monday: 6:00 am-3:00 pm
Tuesday: 6:00 am-3:00 pm
Wednesday: 6:00 am-3:00 pm
Thursday: 6:00 am-3:00 pm
Friday: 6:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - St Petersburg Northside - Employer Drug Testing Not Offered

6006 49th St N,

Suite 300

St Petersburg, FL 33709

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40.17 mi away

Schedule Appointment 727-527-1630
Monday: 7:00 am-3:30 pm
Tuesday: 7:00 am-3:30 pm
Wednesday: 7:00 am-3:30 pm
Thursday: 7:00 am-3:30 pm
Friday: 7:00 am-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Wauchula

324 S. 6Th Ave,

Unit 324

Wauchula, FL 33873

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41.82 mi away

Schedule Appointment 863-773-0176
Monday: 6:30 am-11:00 am , 11:30 am-2:00 pm
Tuesday: 6:30 am-11:00 am , 11:30 am-2:00 pm
Wednesday: 6:30 am-11:00 am , 11:30 am-2:00 pm
Thursday: 6:30 am-11:00 am , 11:30 am-2:00 pm
Friday: 6:30 am-11:00 am , 11:30 am-2:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Seminole

11232 Park Blvd,

Seminole, FL 33772

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42.66 mi away

Schedule Appointment 727-392-4394
Monday: 6:00 am-3:00 pm
Tuesday: 6:00 am-3:00 pm
Wednesday: 6:00 am-3:00 pm
Thursday: 6:30 am-3:30 pm
Friday: 6:30 am-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Brandon Bloomingdale

159 E. Bloomingdale Avenue,

Brandon, FL 33511

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45.16 mi away

Schedule Appointment 813-685-2568
Monday: 5:00 am-3:00 pm
Tuesday: 5:00 am-3:00 pm
Wednesday: 5:00 am-3:00 pm
Thursday: 5:00 am-3:00 pm
Friday: 5:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Tampa South

110 S Macdill Ave,

Suite 202

Tampa, FL 33609

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47.02 mi away

Schedule Appointment 813-499-0431
Monday: 6:00 am-3:00 pm
Tuesday: 6:00 am-3:00 pm
Wednesday: 6:00 am-3:00 pm
Thursday: 6:00 am-3:00 pm
Friday: 6:00 am-3:00 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Largo

1301 2Nd Ave Sw,

Ste 101

Largo, FL 33770

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47.57 mi away

Schedule Appointment 727-209-4319
Monday: 6:30 am-3:30 pm
Tuesday: 6:30 am-3:30 pm
Wednesday: 6:30 am-3:30 pm
Thursday: 6:30 am-3:30 pm
Friday: 6:30 am-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Valrico

1933 State Road 60 East,

Valrico, FL 33594

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48.49 mi away

Schedule Appointment 813-651-0838
Monday: 5:00 am-3:00 pm
Tuesday: 5:00 am-3:00 pm
Wednesday: 5:00 am-3:00 pm
Thursday: 5:00 am-3:00 pm
Friday: 5:00 am-3:00 pm
Saturday: 6:30 am-12:30 pm
Sunday: Closed
Quest Diagnostics - Tampa MLK

3440 W Dr Martin Luther King Jr Blvd,

Ste 201

Tampa, FL 33607

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49.58 mi away

Schedule Appointment 813-348-1499
Monday: 6:00 am-3:00 pm
Tuesday: 6:00 am-3:00 pm
Wednesday: 6:00 am-3:00 pm
Thursday: 6:00 am-3:00 pm
Friday: 6:00 am-3:00 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.