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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 - New Port Richey

4741 US Highway 19,

New Port Richey, FL 34652

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2.25 mi away

Schedule Appointment 727-847-6475
Monday: 5:30 am-3:00 pm
Tuesday: 5:30 am-3:00 pm
Wednesday: 5:30 am-3:00 pm
Thursday: 5:30 am-3:00 pm
Friday: 5:30 am-3:00 pm
Saturday: 5:30 am-1:00 pm
Sunday: Closed
Quest Diagnostics - Tarpon Springs

707-1073 South Pinellas Ave,

Unit 749

Tarpon Springs, FL 34689

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4.19 mi away

Schedule Appointment 727-267-6035
Monday: 5:30 am-2:30 pm
Tuesday: 5:30 am-2:30 pm
Wednesday: 5:30 am-2:30 pm
Thursday: 5:30 am-2:30 pm
Friday: 5:30 am-2:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Trinity

10710 Sr 54,

Suite 109

Trinity, FL 34655

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4.65 mi away

Schedule Appointment 727-372-7982
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-11:30 am
Sunday: Closed
Quest Diagnostics - Palm Harbor

31846 Us Highway 19 N,

Palm Harbor, FL 34684

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8.99 mi away

Schedule Appointment 727-786-7954
Monday: 5:00 am-2:00 pm
Tuesday: 5:00 am-2:00 pm
Wednesday: 5:00 am-2:00 pm
Thursday: 5:00 am-2:00 pm
Friday: 5:00 am-2:00 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Hudson

7459 State Road 52,

Hudson, FL 34667

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9.61 mi away

Schedule Appointment 727-861-1608
Monday: 5:30 am-2:30 pm
Tuesday: 5:30 am-2:30 pm
Wednesday: 5:30 am-2:30 pm
Thursday: 5:30 am-2:30 pm
Friday: 5:30 am-2:30 pm
Saturday: 5:30 am-1:00 pm
Sunday: Closed
Quest Diagnostics - Lutz

16541 Pointe Village Dr,

Ste 209 2Nd Floor

Lutz, FL 33558

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9.79 mi away

Schedule Appointment 813-460-5637
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 - Clearwater Countryside

3220 N Mcmullen Booth Rd,

Ste B

Clearwater, FL 33761

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10.88 mi away

Schedule Appointment 727-249-8802
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 Tampa Road Walmart Store

3801 Tampa Rd,

Oldsmar, FL 34677

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10.89 mi away

Schedule Appointment 813-547-4058
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 - Tampa Sheldon Road

11611 Sheldon Rd,

Tampa, FL 33626

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12.38 mi away

Schedule Appointment 813-926-7930
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: 6:30 am-11:30 am
Sunday: Closed
Quest Diagnostics - Tampa Dale Mabry

14831 N Dale Mabry Hwy,

Tampa, FL 33618

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14.02 mi away

Schedule Appointment 813-961-0745
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 - Dunedin

1831 N Belcher Rd,

Ste D1

Clearwater, FL 33765

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14.43 mi away

Schedule Appointment 727-725-4017
Monday: 6:00 am-3:30 pm
Tuesday: 6:00 am-3:30 pm
Wednesday: 6:00 am-3:30 pm
Thursday: 6:00 am-3:30 pm
Friday: 6:00 am-3:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Clearwater

1219 Cleveland St,

Clearwater, FL 33755

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16.23 mi away

Schedule Appointment 727-461-3449
Monday: 5:30 am-2:30 pm
Tuesday: 5:30 am-2:30 pm
Wednesday: 5:30 am-2:30 pm
Thursday: 5:30 am-2:30 pm
Friday: 5:30 am-2:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Tampa University Plaza

13562 University Plaza #301,

Tampa, FL 33613

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17.89 mi away

Schedule Appointment 813-558-9795
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-12:00 pm
Sunday: Closed
Quest Diagnostics - Wesley Chapel

26827 Foggy Creek Rd,

Bldg. 6, Suite 102

Wesley Chapel, FL 33544

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18.73 mi away

Schedule Appointment 813-991-6329
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: 5:30 am-1:00 pm
Sunday: Closed
Quest Diagnostics - Tampa MLK

3440 W Dr Martin Luther King Jr Blvd,

Ste 201

Tampa, FL 33607

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19.07 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
Quest Diagnostics - Spring Hill South

40 Seven Hills Dr,

Spring Hill, FL 34609

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19.3 mi away

Schedule Appointment 352-688-8827
Monday: 6:30 am-4:00 pm
Tuesday: 6:30 am-4:00 pm
Wednesday: 6:30 am-4:00 pm
Thursday: 6:30 am-4:00 pm
Friday: 6:30 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Inside Walmart Store #3877

19910 Bruce B Downs Blvd,

Store #3877

Tampa, FL 33647

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19.76 mi away

Schedule Appointment 813-618-7444
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: Closed
Sunday: Closed
Quest Diagnostics - Largo

1301 2Nd Ave Sw,

Ste 101

Largo, FL 33770

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19.87 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 - Inside Walmart 28500 State Road 54

28500 State Road 54,

Wesley Chapel, FL 33543

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20.45 mi away

Schedule Appointment 813-461-4661
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 - Tampa South

110 S Macdill Ave,

Suite 202

Tampa, FL 33609

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21.35 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 - Springhill Landover

3041 Landover Blvd.,

Spring Hill, FL 34608

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22.03 mi away

Schedule Appointment 352-666-7901
Monday: 5:30 am-2:30 pm
Tuesday: 5:30 am-2:30 pm
Wednesday: 5:30 am-2:30 pm
Thursday: 5:30 am-2:30 pm
Friday: 5:30 am-2:30 pm
Saturday: 6:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Brooksville Nightwalker

7007 Nightwalker Rd,

Brooksville, FL 34613

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24.7 mi away

Schedule Appointment 352-597-1062
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 - Seminole

11232 Park Blvd,

Seminole, FL 33772

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24.79 mi away

Schedule Appointment 727-392-4394
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 - St Petersburg Northside - Employer Drug Testing Not Offered

6006 49th St N,

Suite 300

St Petersburg, FL 33709

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25.58 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 - St Pete Gateway

1173 62nd Avenue North,

St Petersburg, FL 33702

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25.7 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: 6:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - St Petersburg

1101 34Th St N,

St Petersburg, FL 33713

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28.65 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 - Zephyrhills

6719 Gall Blvd,

Ste 101

Zephyrhills, FL 33542

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28.73 mi away

Schedule Appointment 813-788-1964
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 - Brooksville

19336 Cortez Blvd,

Brooksville, FL 34601

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29.2 mi away

Schedule Appointment 352-799-2973
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: 6:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - South Pasadena

6800 Gulfport Blvd S,

Ste 115

South Pasadena, FL 33707

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30.33 mi away

Schedule Appointment 727-384-3663
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 - Valrico

1933 State Road 60 East,

Valrico, FL 33594

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30.57 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 - Brandon Bloomingdale

159 E. Bloomingdale Avenue,

Brandon, FL 33511

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31.36 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: 6:30 am-12:30 pm
Sunday: Closed
Quest Diagnostics - Riverview

13143 Vail Ridge Dr,

Bldg 6

Riverview, FL 33579

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34.88 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 - Plant City

206 Alexander Street West,

Unit #2

Plant City, FL 33563

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34.98 mi away

Schedule Appointment 813-754-1286
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 - Ruskin Sun City Center

3814 State Road 674,

Ruskin, FL 33573

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38.19 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 - Homosassa

8287 S Suncoast Blvd,

Homosassa, FL 34446

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38.76 mi away

Schedule Appointment 352-382-0355
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 - Inside Walmart Supercenter Wimauma

4928 Fl-674,

Wimauma, FL 33598

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39.22 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 - Lakeland North

3037 Lakeland Hills Blvd,

Ste 1

Lakeland, FL 33805

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41.74 mi away

Schedule Appointment 863-682-4400
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: 6:30 am-10:30 am
Sunday: Closed
Quest Diagnostics - Lakeland South

4708 Exploration Ave,

Lakeland, FL 33812

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46.62 mi away

Schedule Appointment 863-644-0390
Monday: 5:30 am-2:30 pm
Tuesday: 5:30 am-2:30 pm
Wednesday: 5:30 am-2:30 pm
Thursday: 5:30 am-2:30 pm
Friday: 5:30 am-2:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Ellenton

7036 Us Highway 301 N,

Ellenton, FL 34222

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47.33 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 - Inverness

210 S. Apopka Ave,

Inverness, FL 34452

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48.78 mi away

Schedule Appointment 352-637-1020
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 - Bradenton

701 Manatee Avenue West,

Suite 102

Bradenton, FL 34205

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49.13 mi away

Schedule Appointment 941-748-3392
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 - Crystal River

7927 W Gulf To Lake Hwy,

Crystal River, FL 34429

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49.23 mi away

Schedule Appointment 352-770-2022
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

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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.