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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 - Cumming

1634 Market Place Blvd,

Cumming, GA 30041

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4.98 mi away

Schedule Appointment 470-506-5609
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Johns Creek

3925 Johns Creek Ct,

Ste B

Suwanee, GA 30024

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12.45 mi away

Schedule Appointment 470-345-8199
Monday: 8:00 am-12:30 pm , 1:00 pm-4:30 pm
Tuesday: 8:00 am-12:30 pm , 1:00 pm-4:30 pm
Wednesday: 8:00 am-12:30 pm , 1:00 pm-4:30 pm
Thursday: 8:00 am-12:30 pm , 1:00 pm-4:30 pm
Friday: 8:00 am-12:30 pm , 1:00 pm-4:30 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Northpoint Alpharetta

3055 N Point Pkwy,

Ste 300

Alpharetta, GA 30005

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12.82 mi away

Schedule Appointment 470-367-4762
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: 8:00 am-12:00 pm
Sunday: Closed
Children's Healthcare of Atlanta at Webb Bridge - Pediatric Collection ONLY

3155 North Point Parkway,

Alphretta, GA 30005

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12.9 mi away

404-785-8154
Monday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Tuesday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Wednesday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Thursday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Friday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Quest Diagnostics-ExamOne-GA

3440 Preston Ridge Rd,

Ste 210 Room 1

Alpharetta, GA 30005

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13.08 mi away

Schedule Appointment 770-375-7944
Monday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Thursday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Friday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Canton - Employer Drug Testing Not Offered

120 Oakside Court,

Suite F

Canton, GA 30114

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16.66 mi away

Schedule Appointment 678-493-9403
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-5:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Gainseville

950 S Enota Dr Ne,

Ste B

Gainesville, GA 30501

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19.59 mi away

Schedule Appointment 866-697-8378
Monday: 8:00 am-12:30 pm , 1:30 pm-5:00 pm
Tuesday: 8:00 am-12:30 pm , 1:30 pm-5:00 pm
Wednesday: 8:00 am-12:30 pm , 1:30 pm-5:00 pm
Thursday: 8:00 am-12:30 pm , 1:30 pm-5:00 pm
Friday: 8:00 am-12:30 pm , 1:30 pm-5:00 pm
Saturday: Closed
Sunday: Closed
Children's Healthcare of Atlanta at Satellite Blvd - Pediatric Collections ONLY

2660 Satellite Blvd,

Duluth, GA 30096

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19.88 mi away

404-785-8465
Monday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Tuesday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Wednesday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Thursday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Friday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Lawrenceville

575 Professional Dr,

Ste 270

Lawrenceville, GA 30046

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21.42 mi away

Schedule Appointment 470-403-6095
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: 7:30 am-12:30 pm
Sunday: Closed
Quest Diagnostics - St. Joseph Employer Drug Testing Not Offered

5673 Peachtree Dunwoody Rd,

Ste 745

Atlanta, GA 30342

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25.18 mi away

Schedule Appointment 404-257-5576
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 - St Joseph's Doctors - Employer Drug Testing Not Offered

5667 Peachtree Dunwoody Road Ne,

Ste 190

Atlanta, GA 30342

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25.24 mi away

Schedule Appointment 404-255-0469
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
Children's Healthcare of Atlanta Town Center - Pediatric Collection ONLY

625 Big Shanty Rd Nw,

Kennesaw, GA 30144

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25.97 mi away

404-785-9738
Monday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Tuesday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Wednesday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Thursday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Friday: 8:00 am-12:30 pm , 1:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Snellville

1630 Scenic Hwy. N,

Ste. 17

Snellville, GA 30078

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26.77 mi away

Schedule Appointment 470-484-0094
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: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Marietta

790 Church St NW,

Ste 200

Marietta, GA 30060

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27.68 mi away

Schedule Appointment 770-590-1303
Monday: 7:30 am-5:00 pm
Tuesday: 7:30 am-5:00 pm
Wednesday: 7:30 am-5:00 pm
Thursday: 7:30 am-5:00 pm
Friday: 7:30 am-5:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Marietta-North Ave PSC

670 North Ave Nw,

Ste 301A

Marietta, GA 30060

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28.01 mi away

Schedule Appointment 866-697-8378
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-12:00 pm , 1:00 pm-5:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Decatur

497 Winn Way,

Ste 115

Decatur, GA 30030

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32.17 mi away

Schedule Appointment 404-499-0044
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
Wellstar Urgent Care - wellstar PSA

4441 Atlanta Rd Se,

Ste 107

Smyrna, GA 30080

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32.4 mi away

470-956-0330
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 - Loganville

4743 Atlanta Hwy Ste 110,

Loganville, GA 30052

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33.0 mi away

Schedule Appointment 770-680-9553
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Midtown Peachtree Street

550 Peachtree St Ne,

Ste 1775

Atlanta, GA 30308

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35.04 mi away

Schedule Appointment 404-524-4649
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: Closed
Sunday: Closed
Quest Diagnostics - Austell

3825 Medical Park Dr,

Ste 101

Austell, GA 30106

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35.09 mi away

Schedule Appointment 678-398-1996
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Advent Health Group Family Medicine - Adairsville

21 Commerce Pkwy,

Adairsville, GA 30103

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40.88 mi away

678-767-8252
Monday: 10:00 am-12:30 pm , 1:30 pm-4:00 pm
Tuesday: 10:00 am-12:30 pm , 1:30 pm-4:00 pm
Wednesday: 10:00 am-12:30 pm , 1:30 pm-4:00 pm
Thursday: 10:00 am-12:30 pm , 1:30 pm-4:00 pm
Friday: 10:00 am-12:30 pm , 1:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Demorest

676 US 441 Business,

Demorest, GA 30535

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40.98 mi away

Schedule Appointment 706-968-6288
Monday: 7:00 am-12:30 pm , 1:00 pm-3:30 pm
Tuesday: 7:00 am-12:30 pm , 1:00 pm-3:30 pm
Wednesday: 7:00 am-12:30 pm , 1:00 pm-3:30 pm
Thursday: 7:00 am-12:30 pm , 1:00 pm-3:30 pm
Friday: 7:00 am-12:30 pm , 1:00 pm-3:30 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Advent Health Med Grp Fam and IM - Timms Rd

400 Timms Rd Ne,

Calhoun, GA 30701

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43.79 mi away

678-767-0821
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
Prestige Laboratory - Prestige Laboratory

51 Overview Drive,

Ste 1

Blue Ridge, GA 30513

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44.09 mi away

706-946-5227
Monday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Thursday: 8:00 am-12:00 pm , 1:00 pm-4:00 pm
Friday: 8:00 am-12:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Athens

1000 Hawthorne Ave,

Ste Q

Athens, GA 30606

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44.75 mi away

Schedule Appointment 706-548-8215
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 - Riverdale

83 Upper Riverdale Rd Sw,

Ste 120

Riverdale, GA 30274

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47.76 mi away

Schedule Appointment 770-991-2032
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
PIEDMONT NEWTON HOSPITAL - Use Outpatient Lab Knox Surgery Ctr

5126 Hospital Dr NE,

Covington, GA 30014

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47.9 mi away

770-786-7053
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
Quest Diagnostics - AHMG FM at Health Depot

824 Gi Maddox Pkwy,

Chatsworth, GA 30705

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49.13 mi away

866-697-8378
Monday: 9:00 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday: 9:00 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday: 9:00 am-12:00 pm , 1:00 pm-4:00 pm
Thursday: 9:00 am-12:00 pm , 1:00 pm-4:00 pm
Friday: 9:00 am-12:00 pm , 1:00 pm-4:00 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.