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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 - Sebastian

13256 Us Highway 1,

Unit #4

Sebastian, FL 32958

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3.46 mi away

Schedule Appointment 321-423-5732
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 - Vero Beach East

1050 37th Place,

Suite 105

Vero Beach, FL 32960

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9.71 mi away

Schedule Appointment 772-269-2505
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
Quest Diagnostics - Inside Vero Beach Walmart Store

5555 20Th St,

Vero Beach, FL 32966

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10.51 mi away

Schedule Appointment 321-423-1491
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 - Vero Beach West

3975 20th Street, Suite B & C,

Vero Beach, FL 32960

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10.6 mi away

Schedule Appointment 772-217-0015
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 - Vero Beach 21st Street

500 21St Street,

Unit 2

Vero Beach, FL 32960

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11.27 mi away

Schedule Appointment 772-539-1982
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 Malabar Road SE Walmart Store

1040 Malabar Rd Se,

Palm Bay, FL 32907

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16.92 mi away

Schedule Appointment 321-408-8513
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 - Palm Bay

590 Malabar Rd SE,

Suite 4

Palm Bay, FL 32909

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17.41 mi away

Schedule Appointment 321-984-7501
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 - Melbourne

1915 S Babcock St,

Ste 101

Melbourne, FL 32901

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21.64 mi away

Schedule Appointment 321-693-8649
Monday: 5:30 am-3:30 pm
Tuesday: 5:30 am-3:30 pm
Wednesday: 5:30 am-3:30 pm
Thursday: 5:30 am-3:30 pm
Friday: 5:30 am-3:30 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Melbourne Oaks

1800 W Hibiscus Blvd,

Ste 125

Melbourne, FL 32901

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22.71 mi away

Schedule Appointment 321-408-8257
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 - Indian Harbour Beach

212 E Eau Gallie Blvd,

Indian Harbour Beach, FL 32937

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25.28 mi away

Schedule Appointment 866-697-8378
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 - Fort Pierce - Coral Square

2940 S Highway 1,

Suite C4- C6

Ft. Pierce, FL 34982

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27.05 mi away

Schedule Appointment 772-773-2446
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-2:00 pm
Sunday: Closed
Quest Diagnostics - Melbourne Wickham

6365 N Wickham Rd,

Ste 103

Melbourne, FL 32940

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31.44 mi away

Schedule Appointment 321-446-5278
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: 6:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Inside Walmart Supercenter Port St. Lucie

1675 Nw Saint Lucie West Blvd,

Port St Lucie, FL 34986

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32.79 mi away

Schedule Appointment 772-336-9889
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
Quest Diagnostics - Port St Lucie West

1010 SW Saint Lucie West Blvd,

Port St Lucie, FL 34986

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32.84 mi away

Schedule Appointment 772-621-7652
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: 7:00 am-2:00 pm
Sunday: Closed
Quest Diagnostics - Inside Viera Melbourne Walmart Store

8500 N Wickham Rd,

Melbourne, FL 32940

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33.52 mi away

Schedule Appointment 321-237-1884
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: 6:30 am-11:30 am
Sunday: Closed
Quest Diagnostics - Port St Lucie

1400 South East Goldtree Dr,

Ste 106

Port St Lucie, FL 34952

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36.03 mi away

Schedule Appointment 772-398-8019
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 - Inside Walmart Supercenter -Port St. Lucie

1850 Sw Gatlin Blvd,

Port Saint Lucie, FL 34953

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36.38 mi away

Schedule Appointment 772-206-2716
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
Quest Diagnostics - Rockledge

1260 Us Highway 1,

Ste 102

Rockledge, FL 32955

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40.47 mi away

Schedule Appointment 321-423-5142
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: Closed
Sunday: Closed
Quest Diagnostics - Okeechobee

212 NE 19th Dr,

Okeechobee, FL 34972

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40.74 mi away

Schedule Appointment 863-464-9864
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 - Merritt Island

925 N Courtenay Pkwy,

Ste 11-14

Merritt Island, FL 32953

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42.26 mi away

Schedule Appointment 866-697-8378
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 - Stuart

900 E Ocean Blvd,

Ste 144E

Stuart, FL 34994

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42.68 mi away

Schedule Appointment 772-283-1461
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Palm City

2885 Cafe Court,

Palm City, FL 34990

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43.55 mi away

Schedule Appointment 772-286-2024
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

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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.