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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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EOHS - Bolingbrook (Preferred)

130 N Weber Rd,

Ste 105

Bolingbrook, IL 60440

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3.81 mi away

630-527-7299
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: 8:00 am-12:00 pm
Sunday: Closed
Premier Occupational Health (Preferred)

550 E Boughton Road,

Suite 140

Bolingbrook, IL 60440

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5.27 mi away

630-972-0733
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: 9:00 am-1:00 pm
Sunday: Closed
Lockport Express Medical (Preferred)

16221 W 159Th St,

Lockport, IL 60441

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5.43 mi away

815-588-1111
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: 9:00 am-1:00 pm
Sunday: 9:00 am-1:00 pm
E Mediate Cure - Plainfield (Preferred)

11914 S Route 59,

Unit 124

Plainfield, IL 60585

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6.28 mi away

815-733-5952
Monday: 9:00 am-9:00 pm
Tuesday: 9:00 am-9:00 pm
Wednesday: 9:00 am-9:00 pm
Thursday: 9:00 am-9:00 pm
Friday: 9:00 am-9:00 pm
Saturday: Closed
Sunday: Closed
E Mediate Cure - Joliet (Preferred)

1508 Essington Rd,

Ste 5

Joliet, IL 60435

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7.88 mi away

815-733-5952
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
EOHS - Naperville (Preferred)

100 Spalding Dr,

Ste 212

Naperville, IL 60540

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8.36 mi away

630-527-7299
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
Quest Diagnostics - Naperville

640 S Washington St,

Ste 140

Naperville, IL 60540

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8.65 mi away

Schedule Appointment 630-778-9606
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: 6:00 am-1:00 pm
Sunday: Closed
Chicagoland Drug Testing (Preferred)

93 Caterpillar Dr,

Joliet, IL 60436

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9.44 mi away

815-744-0738
Monday: 7:30 am-3:30 pm
Tuesday: 7:30 am-3:30 pm
Wednesday: 7:30 am-3:30 pm
Thursday: 7:30 am-3:30 pm
Friday: 7:30 am-3:30 pm
Saturday: Vary
Sunday: Vary
Quest Diagnostics - Downers Grove

1113 Fairview Ave,

Westmont, IL 60559

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9.93 mi away

Schedule Appointment 630-353-0597
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: 6:30 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Aurora Ogden

2088 Ogden Ave,

Ste 240

Aurora, IL 60504

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11.05 mi away

Schedule Appointment 630-692-1539
Monday: 6:00 am-4:30 pm
Tuesday: 6:00 am-4:30 pm
Wednesday: 6:00 am-4:30 pm
Thursday: 6:00 am-4:30 pm
Friday: 6:00 am-4:30 pm
Saturday: 6:00 am-1:00 pm
Sunday: Closed
Willowbrook Medical Center (Preferred)

535 Plainfield Rd,

Ste C

Willowbrook, IL 60527

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11.21 mi away

630-986-7501
Monday: 8:00 am-5:00 pm
Tuesday: 8:00 am-4:00 pm
Wednesday: 8:00 am-5:00 pm
Thursday: 8:00 am-4:00 pm
Friday: 8:00 am-4:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
ARCpoint Labs of Orland Park (Preferred)

11006 W 179Th St,

Orland Park, IL 60467

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12.2 mi away

708-963-1200
Monday: 7:00 am-4:00 pm
Tuesday: 7:00 am-4:00 pm
Wednesday: 10:00 am-7:00 pm
Thursday: 7:00 am-4:00 pm
Friday: 7:00 am-4:00 pm
Saturday: Closed
Sunday: Closed
ExamOne (Preferred)

1100 Ravinia Pl,

Orland Park, IL 60462

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12.54 mi away

708-966-0612
Monday: 9:15 am-4:00 pm
Tuesday: 9:15 am-4:00 pm
Wednesday: 9:15 am-4:00 pm
Thursday: 9:15 am-4:00 pm
Friday: 9:15 am-4:00 pm
Saturday: Closed
Sunday: Closed
La Grange Medical Center (Preferred)

911 West 55Th Street,

Countryside, IL 60525

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14.72 mi away

708-352-0330
Monday: 9:00 am-4:00 pm
Tuesday: 9:00 am-4:00 pm
Wednesday: 9:00 am-4:00 pm
Thursday: 9:00 am-4:00 pm
Friday: 9:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
Proven Occupational Hlth (Preferred)

10330 S Roberts Rd,

Palos Hills, IL 60465

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14.82 mi away

708-237-7200
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: 9:00 am-11:30 am
Sunday: Closed
Any Lab Test Now - Villa Park (Preferred)

100 E Roosevelt Rd,

Ste 42

Villa Park, IL 60181

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15.81 mi away

630-501-0450
Monday: Vary
Tuesday: Vary
Wednesday: Vary
Thursday: Vary
Friday: Vary
Saturday: Vary
Sunday: Vary
Metro Urgent Care 3, INC (Preferred)

125 N La Grange Rd,

La Grange, IL 60525

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16.47 mi away

708-665-6700
Monday: 9:00 am-6:00 pm
Tuesday: 9:00 am-6:00 pm
Wednesday: 9:00 am-6:00 pm
Thursday: 9:00 am-6:00 pm
Friday: 9:00 am-6:00 pm
Saturday: Closed
Sunday: Closed
Premier Occupational at Elmhurst (Preferred)

300 W Butterfield Rd,

Ste 102

Elmhurst, IL 60126

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16.62 mi away

630-984-9880
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
One Way Safety, LLC (Preferred)

418 Shawmut Ave,

Ste B

La Grange, IL 60526

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16.75 mi away

708-579-0229
Monday: 7:00 am-1:30 pm
Tuesday: 7:00 am-1:30 pm
Wednesday: 7:00 am-1:30 pm
Thursday: 7:00 am-1:30 pm
Friday: 7:00 am-1:30 pm
Saturday: Closed
Sunday: Closed
Wicked Wellness Spa (Preferred)

6700 167Th St,

Ste 4 & 5

Tinley Park, IL 60477

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16.79 mi away

708-781-3007
Monday: 10:00 am-6:00 pm
Tuesday: 10:00 am-6:00 pm
Wednesday: 10:00 am-6:00 pm
Thursday: 10:00 am-6:00 pm
Friday: 10:00 am-6:00 pm
Saturday: 10:00 am-5:00 pm
Sunday: Closed
Elmhurst Memorial Occ Health (Preferred)

1200 S York St,

Center For Health

Elmhurst, IL 60126

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16.95 mi away

331-221-0570
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
OSF OnCall UC- Oak Lawn Promenade (Preferred)

6356 W 95Th St,

Oak Lawn, IL 60453

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17.08 mi away

708-907-4355
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
OSF OnCall UC- 95th & Parkside (Preferred)

5660 W 95Th St,

Ste 1

Oak Lawn, IL 60453

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17.99 mi away

708-907-4355
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 - Lombard North

340 E North Ave,

Lombard, IL 60148

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18.15 mi away

Schedule Appointment 630-932-6647
Monday: 7:30 am-3:30 pm
Tuesday: 7:30 am-3:30 pm
Wednesday: 7:30 am-3:30 pm
Thursday: 7:30 am-3:30 pm
Friday: 7:30 am-3:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Batavia

1180 W Wilson St,

Ste D

Batavia, IL 60510

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18.74 mi away

Schedule Appointment 630-406-6525
Monday: 7:00 am-3:00 pm
Tuesday: 7:00 am-3:00 pm
Wednesday: 7:00 am-3:00 pm
Thursday: 7:00 am-3:00 pm
Friday: 7:00 am-3:00 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Sterchi Occupational Health (Preferred)

54 W Countryside Pkwy,

Ste D

Yorkville, IL 60560

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18.94 mi away

630-636-0950
Monday: 9:00 am-6:00 pm
Tuesday: 9:00 am-3:00 pm
Wednesday: 9:00 am-6:00 pm
Thursday: 9:00 am-6:00 pm
Friday: 9:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Yorkville

507 W Kendall Dr,

Ste 12

Yorkville, IL 60560

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19.13 mi away

Schedule Appointment 331-442-7238
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 - Inside Bedford Park Walmart Store

7050 S Cicero Ave,

Bedford Park, IL 60638

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19.87 mi away

Schedule Appointment 708-929-0181
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
OSF OnCall UC- Ford City Mall (Preferred)

7601 S Cicero Ave,

Ste P9a

Chicago, IL 60652

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20.07 mi away

773-498-1755
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 - Inside Country Club Hills Walmart

4005 167Th St,

Country Club Hills, IL 60478

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20.28 mi away

Schedule Appointment 708-957-6868
Monday: 7:30 am-4:00 pm
Tuesday: 7:30 am-4:00 pm
Wednesday: 7:30 am-4:00 pm
Thursday: 7:30 am-4:00 pm
Friday: 7:30 am-4:00 pm
Saturday: 7:30 am-2:00 pm
Sunday: Closed
Elmhurst Mem Addison Hlth Ctr (Preferred)

303 W Lake St,

Addison, IL 60101

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20.3 mi away

630-527-7299
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
OSF OnCall UC- Merrionette Park (Preferred)

3315 W 115Th St,

Unit C

Merrionette Park, IL 60803

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20.55 mi away

708-907-4355
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
Tyler Medical Services (Preferred)

525 Tyler Road,

Saint Charles, IL 60174

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21.21 mi away

630-584-2070
Monday: 8:00 am-4:30 pm
Tuesday: 8:00 am-4:30 pm
Wednesday: 8:00 am-4:30 pm
Thursday: 8:00 am-4:30 pm
Friday: 8:00 am-4:30 pm
Saturday: Closed
Sunday: Closed
Glendale Heights Health Care Center (Preferred)

113 W Lake St,

Bloomingdale, IL 60108

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21.31 mi away

630-894-8600
Monday: 8:00 am-4:30 pm
Tuesday: 8:00 am-4:30 pm
Wednesday: 8:00 am-4:30 pm
Thursday: 8:00 am-4:30 pm
Friday: 8:00 am-4:30 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Precision Compliance Testing LLC (Preferred)

16643 Kedzie Ave,

Ste 104-400

Markham, IL 60428

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21.38 mi away

630-349-8333
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-2:00 pm
Sunday: 8:00 am-2:00 pm
Truckspot Occupational Health (Preferred)

4801 Southwick Dr,

Ste 101

Matteson, IL 60443

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21.43 mi away

708-898-1400
Monday: 9:00 am-4:00 pm
Tuesday: 9:00 am-4:00 pm
Wednesday: 9:00 am-4:00 pm
Thursday: 9:00 am-4:00 pm
Friday: 9:00 am-4:00 pm
Saturday: Closed
Sunday: Closed
OSF OnCall UC- 95th & Francisco (Preferred)

2917 W 95Th St,

Evergreen Park, IL 60805

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21.44 mi away

708-907-4355
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
Trio Chiropractic & Wellness Ctr SC (Preferred)

17516 E Carriageway Dr,

Ste B

Hazel Crest, IL 60429

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21.78 mi away

708-914-4445
Monday: 10:00 am-5:00 pm
Tuesday: 10:00 am-5:00 pm
Wednesday: Closed
Thursday: 10:00 am-5:00 pm
Friday: 10:00 am-5:00 pm
Saturday: 10:00 am-3:00 pm
Sunday: Closed
Local MD - Melrose Park (Preferred)

600 W North Ave,

Melrose Park, IL 60160

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22.14 mi away

708-922-0911
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
KSP BioScript LLC (Preferred)

2008 W 119Th St,

Ste 7

Chicago, IL 60643

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22.23 mi away

866-454-7267
Monday: 7:00 am-8:00 pm
Tuesday: 7:00 am-8:00 pm
Wednesday: 7:00 am-8:00 pm
Thursday: 7:00 am-8:00 pm
Friday: 7:00 am-8:00 pm
Saturday: 7:00 am-8:00 pm
Sunday: Closed
Smith's Screening Solutions (Preferred)

19710 Governors Hwy,

Ste 5

Flossmoor, IL 60422

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22.29 mi away

708-794-3600
Monday: Closed
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: 9:00 am-12:30 pm
Sunday: Closed
Back to Health Chiro Med Center (Preferred)

12647 S Justine St,

Calumet Park, IL 60827

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22.77 mi away

708-489-2225
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
MasterMed, LLC- Bensenville (Preferred)

1286 Mark St,

Bensenville, IL 60106

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24.37 mi away

630-422-7497
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
Working Well - Chicago Heights (Preferred)

211 Dixie Highway,

Chicago Heights, IL 60411

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24.59 mi away

708-709-2000
Monday: 8:00 am-4:30 pm
Tuesday: 8:00 am-4:30 pm
Wednesday: 8:00 am-4:30 pm
Thursday: 8:00 am-4:30 pm
Friday: 8:00 am-4:30 pm
Saturday: Closed
Sunday: Closed
Local MD - Homewood (Preferred)

17960 Halsted St,

Homewood, IL 60430

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24.7 mi away

708-922-0911
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

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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.