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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 - Crown Point Merrillville

119 E 93rd Ave,

Crown Point, IN 46307

Get Directions

3.15 mi away

Schedule Appointment 219-794-1170
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 - Lansing PSC

17665 Torrence Ave,

Lansing, IL 60438

Get Directions

16.92 mi away

Schedule Appointment 708-315-8951
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: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Porter Business Park

813 Porter Campus Dr,

Ste D

Valparaiso, IN 46383

Get Directions

17.84 mi away

Schedule Appointment 219-250-0914
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 Country Club Hills Walmart

4005 167Th St,

Country Club Hills, IL 60478

Get Directions

23.96 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
Quest Diagnostics - Mokena Employer Drug Testing Not Offered

19070 Everett Blvd,

Unit 111

Mokena, IL 60448

Get Directions

29.45 mi away

Schedule Appointment 708-479-1193
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 - Employer Drug Testing Not Offered - Oak Lawn

10837 S Cicero Ave,

Ste 100

Oak Lawn, IL 60453

Get Directions

29.64 mi away

Schedule Appointment 312-561-0965
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-12:00 pm
Sunday: Closed
Quest Diagnostics - Orland Park-Employer Drug Testing Not Offered

9046 W 159Th St,

Orland Park, IL 60462

Get Directions

30.29 mi away

Schedule Appointment 312-273-0530
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 - Kankakee

175 E Bethel Dr,

Bourbonnais, IL 60914

Get Directions

33.14 mi away

Schedule Appointment 815-592-3312
Monday: 6:30 am-2:30 pm
Tuesday: 6:30 am-2:30 pm
Wednesday: 6:30 am-2:30 pm
Thursday: 6:30 am-2:30 pm
Friday: 6:30 am-2:30 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Inside Bedford Park Walmart Store

7050 S Cicero Ave,

Bedford Park, IL 60638

Get Directions

33.33 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
Quest Diagnostics - Chicago Loop

111 N Wabash Ave,

Ste 1514

Chicago, IL 60602

Get Directions

36.68 mi away

Schedule Appointment 312-332-5960
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: Closed
Sunday: Closed
Quest Diagnostics - Inside Jewel Osco Division

424 W. Division St,

Chicago, IL 60610

Get Directions

38.33 mi away

Schedule Appointment 708-553-5563
Monday: 6:00 am-2:00 pm
Tuesday: 6:00 am-2:00 pm
Wednesday: 6:00 am-2:00 pm
Thursday: 6:00 am-2:00 pm
Friday: 6:00 am-2:00 pm
Saturday: 8:00 am-1:00 pm
Sunday: Closed
Quest Diagnostics - Blackhawk

1460 N Halsted St,

Ste 201

Chicago, IL 60642

Get Directions

38.73 mi away

Schedule Appointment 224-301-4687
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Inside Jewel Osco Clybourn

2550 N Clybourn Ave,

Chicago, IL 60614

Get Directions

40.53 mi away

Schedule Appointment 866-697-8378
Monday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Tuesday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Wednesday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Thursday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Friday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Joliet

310 N Hammes Ave,

Ste 102

Joliet, IL 60435

Get Directions

43.36 mi away

Schedule Appointment 779-702-0246
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Downers Grove

1113 Fairview Ave,

Westmont, IL 60559

Get Directions

43.48 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 - Parkway Plaza

4126 N Milwaukee Ave,

Chicago, IL 60641

Get Directions

44.17 mi away

Schedule Appointment 773-736-3814
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 - Woodridge - Employer Drug Screens Not offered at this location

7530 Woodward Ave,

Ste G

Woodridge, IL 60517

Get Directions

44.22 mi away

Schedule Appointment 630-910-1142
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
Quest Diagnostics - Bolingbrook - Employer Drug Testing Not Offered

484 W Boughton Rd,

Ste 100

Bolingbrook, IL 60440

Get Directions

45.29 mi away

Schedule Appointment 630-759-3773
Monday: 7:30 am-4:30 pm
Tuesday: 7:30 am-4:30 pm
Wednesday: 7:30 am-4:30 pm
Thursday: 7:30 am-4:30 pm
Friday: 7:30 am-4:30 pm
Saturday: 7:30 am-12:00 pm
Sunday: Closed
Medx Lab Associates

6374 N Lincoln Ave,

Ste 201

Chicago, IL 60659

Get Directions

45.88 mi away

773-539-5573
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-2:00 pm
Sunday: Closed
Quest Diagnostics - Peterson

4801 W Peterson Ave,

Ste 205

Chicago, IL 60646

Get Directions

46.18 mi away

Schedule Appointment 312-261-0747
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: 8:00 am-1:00 pm
Sunday: Closed
Quest Diagnostics - Lombard - Employer Drug Screens not offered at this location

2340 S Highland Ave,

Ste 330

Lombard, IL 60148

Get Directions

47.21 mi away

Schedule Appointment 630-932-2175
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: Closed
Sunday: Closed

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Our safety precautions help ensure your confidence and comfort while visiting our Patient Service Centers to get the testing you need, today and every day.

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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. © 2024 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.