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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 - Clermont Citrus Tower

265 Citrus Tower Blvd,

Suite 101

Clermont, FL 34711

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1.91 mi away

Schedule Appointment 352-989-4152
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-10:30 am
Sunday: Closed
Quest Diagnostics - Clermont Royal Oaks

2105 Hartwood Marsh Road,

Suite 6A

Clermont, FL 34711

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3.64 mi away

Schedule Appointment 352-536-6192
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 - Ocoee Meadow Ridge

2910 South Maguire Rd,

Suite1010

Ocoee, FL 34761

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11.63 mi away

Schedule Appointment 407-654-0159
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 - Ocoee West Colonial

10131 W Colonial Dr,

Ste 8 Bldg C

Ocoee, FL 34761

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12.42 mi away

Schedule Appointment 407-294-0348
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-10:30 am
Sunday: Closed
Quest Diagnostics - Four Corners Summer Bay

17445 Us Highway 192,

Ste 12

Clermont, FL 34714

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14.16 mi away

Schedule Appointment 352-717-0207
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 - Orlando Metro West

1603 S Hiawassee Rd,

Suite 120

Orlando, FL 32835

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15.38 mi away

Schedule Appointment 407-292-3717
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-10:30 am
Sunday: Closed
Quest Diagnostics - Orlando Sandlake

9350 Turkey Lake Road,

Suite 200

Orlando, FL 32819

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16.85 mi away

Schedule Appointment 407-370-2139
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 - Apopka

2135 E Semoran Blvd,

Apopka, FL 32703

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17.88 mi away

Schedule Appointment 407-464-7122
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 - Mt. Dora Orange Blossom Trail-Stoneybrook Plaza

6551 N. Orange Blossom Trail,

Ste 109 And 113

Mt. Dora, FL 32757

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18.1 mi away

Schedule Appointment 352-933-0040
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 - Inside Orlando Princeton Walmart

3101 W PRINCETON ST,

ORLANDO, FL 32808

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18.26 mi away

Schedule Appointment 407-698-4556
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 - Celebration

1530 Celebration Blvd.,

Suite 102

Celebration, FL 34747

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19.0 mi away

Schedule Appointment 407-318-6145
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-10:30 am
Sunday: Closed
Quest Diagnostics - Eustis Walker Rd

2812 David Walker Road,

Suite 2812

Eustis, FL 32726

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19.89 mi away

Schedule Appointment 352-483-8115
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: Closed
Sunday: Closed
Quest Diagnostics - Orlando Lucerne Terrace

1700 Lucerne Ter,

Orlando, FL 32806

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20.21 mi away

Schedule Appointment 407-425-8873
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 - Leesburg Palm Plaza

701 N. 14Th St,

Ste 2

Leesburg, FL 34748

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20.4 mi away

Schedule Appointment 352-435-4000
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-11:00 am
Sunday: Closed
Quest Diagnostics - Mt Dora - Loch Leven Plaza

18989 Highway 441,

Mount Dora, FL 32757

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20.58 mi away

Schedule Appointment 352-383-3474
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: Closed
Sunday: Closed
Quest Diagnostics - Orlando - Mills

1430 N Mills Ave,

Unit 140

Orlando, FL 32803

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21.0 mi away

Schedule Appointment 407-815-6563
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 - Sumterville

1389 South Us Hwy 301,

Suite C

Sumterville, FL 33585

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21.42 mi away

Schedule Appointment 352-568-9900
Monday: 6:30 am-12:00 pm , 1:00 pm-3:30 pm
Tuesday: 6:30 am-12:00 pm , 1:00 pm-3:30 pm
Wednesday: 6:30 am-12:00 pm , 1:00 pm-3:30 pm
Thursday: 6:30 am-12:00 pm , 1:00 pm-3:30 pm
Friday: 6:30 am-12:00 pm , 1:00 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Orlando Hunters Creek

14050 Town Loop Blvd,

Suite 105

Orlando, FL 32837

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21.83 mi away

Schedule Appointment 407-854-3304
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: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Villages Magnolia

2157 Everglades Ln,

The Villages, FL 32163

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22.35 mi away

Schedule Appointment 352-626-3875
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 - Longwood -434

1903 W Sr 434,

Longwood, FL 32750

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22.37 mi away

Schedule Appointment 407-725-1282
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 - Altamonte Springs - Employer Drug Testing Not Offered

745 Orienta Ave,

Unit 1051

Altamonte Springs, FL 32701

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22.59 mi away

Schedule Appointment 407-265-2712
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 - Winter Park

2111 Glenwood Dr,

Ste 102

Winter Park, FL 32792

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23.46 mi away

Schedule Appointment 407-645-5440
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 - Kissimmee Osceola Parkway

1383 E. Osceola Pkwy,

Ste 1383

Kissimmee, FL 34744

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23.97 mi away

Schedule Appointment 321-900-0416
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 Casselberry Walmart

1239 State Road 436,

Casselberry, FL 32707

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24.06 mi away

Schedule Appointment 407-551-0627
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 - Orlando

5463 Gateway Circle,

Suite 102

Orlando, FL 32812

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24.49 mi away

Schedule Appointment 407-726-6344
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 - The Villages Sarasota Plaza

324 Heald Way,

The Villages, FL 32163

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24.68 mi away

Schedule Appointment 352-626-2237
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 - Kissimmee Oak

413 W Oak St,

Kissimmee, FL 34741

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24.84 mi away

Schedule Appointment 407-933-4600
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: 7:00 am-11:00 am
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.