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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 - Yuba City Plumas Ct

1526 Plumas Ct,

Yuba City, CA 95991

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9.14 mi away

Schedule Appointment 530-671-2733
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 - Lincoln 3rd St - Employer Drug Testing Not Offered

1530 3rd St,

Suite 100

Lincoln, CA 95648

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18.78 mi away

Schedule Appointment 916-645-3813
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 - Colusa Bridge St

1025 Bridge St,

Colusa, CA 95932

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24.31 mi away

Schedule Appointment 530-458-7676
Monday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Tuesday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Wednesday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Thursday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Friday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Woodland E.Gibson

1837 E Gibson Rd,

Ste C

Woodland, CA 95776

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25.53 mi away

Schedule Appointment 530-220-9994
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: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Penn Valley Pleasant Valley - Employer Drug Testing Not Offered

11366 Pleasant Valley Rd,

Penn Valley, CA 95946

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25.91 mi away

Schedule Appointment 661-695-3078
Monday: 6:30 am-11:00 am , 12:00 pm-3:30 pm
Tuesday: 6:30 am-11:00 am , 12:00 pm-3:30 pm
Wednesday: 6:30 am-11:00 am , 12:00 pm-3:30 pm
Thursday: 6:30 am-11:00 am , 12:00 pm-3:30 pm
Friday: 6:30 am-11:00 am , 12:00 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Roseville East Roseville Parkway - Employer Drug Testing Not Offered

1420 E Roseville Pkwy,

Ste 120

Roseville, CA 95661

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26.36 mi away

Schedule Appointment 279-900-7441
Monday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Tuesday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Wednesday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Thursday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Friday: 7:00 am-11:00 am , 12:00 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Sacramento Arena Boulevard - Employer Drug Testing Not Offered

3270 Arena Blvd,

Ste 505

Sacramento, CA 95834

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26.5 mi away

Schedule Appointment 279-200-2525
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Roseville North Sunrise - Employer Drug Testing Not Offered

151 N Sunrise Ave,

Suite 711

Roseville, CA 95661

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26.54 mi away

Schedule Appointment 279-900-7440
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 - Auburn 3133 Professional Dr

3133 Professional Dr,

Suite 16

Auburn, CA 95603

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27.74 mi away

Schedule Appointment 530-889-6100
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 - Sierra College Blvd

8300 Sierra College Blvd,

Ste E

Roseville, CA 95661

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27.98 mi away

Schedule Appointment 866-697-8378
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 - Roseville Sierra College - Employer Drug Testing Not Offered

8690 Sierra College Blvd,

Ste 120

Roseville, CA 95661

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28.21 mi away

Schedule Appointment 916-788-0288
Monday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Tuesday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Wednesday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Thursday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Friday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Greenback Dignity

7115 Greenback Lane,

Citrus Heights, CA 95621

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28.93 mi away

Schedule Appointment 279-321-1094
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 - Carmichael 6555 Coyle - Employer Drug Testing Not Offered

6555 Coyle Ave,

SUITE 160

Carmichael, CA 95608

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29.12 mi away

Schedule Appointment 916-962-3991
Monday: 6:30 am-4:30 pm
Tuesday: 6:30 am-4:30 pm
Wednesday: 6:30 am-4:30 pm
Thursday: 6:30 am-4:30 pm
Friday: 6:30 am-4:30 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Carmichael 6620 Coyle - Employer Drug Testing Not Offered

6620 Coyle Ave,

SUITE 100

Carmichael, CA 95608

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29.2 mi away

Schedule Appointment 916-961-1173
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 - Carmichael Fair Oaks Blvd- Employer Drug Testing Not Offered

7423 Fair Oaks Blvd,

Carmichael, CA 95608

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30.54 mi away

Schedule Appointment 916-483-2037
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 - Fair Oaks Sunrise Blvd - Employer Drug Testing Not Offered

5265 Sunrise Blvd,

Fair Oaks, CA 95628

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30.69 mi away

Schedule Appointment 916-961-6182
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 - West Sacramento Stone Boulevard - Employer Drug Testing Not Offered

2101 Stone Blvd,

Suite 170

West Sacramento, CA 95691

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31.85 mi away

Schedule Appointment 279-321-1096
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 - Sacto Alhambra

1315 Alhambra Blvd,

Ste 110

Sacramento, CA 95816

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32.19 mi away

Schedule Appointment 866-697-8378
Monday: 6:30 am-5:00 pm
Tuesday: 6:30 am-5:00 pm
Wednesday: 6:30 am-5:00 pm
Thursday: 6:30 am-5:00 pm
Friday: 6:30 am-5:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Sacramento 3941 J Street - Employer Drug Testing Not Offered

3941 J ST,

STE 100

SACRAMENTO, CA 95819

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32.22 mi away

Schedule Appointment 916-452-1863
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Sacramento University Avenue - Employer Drug Testing Not Offered

65 University Ave,

Ste G6

Sacramento, CA 95825

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32.68 mi away

Schedule Appointment 279-321-1093
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 - Employer Drug Screens Not Offered - Davis W Covell Blvd

1411 W Covell Blvd,

Ste 102

Davis, CA 95616

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32.72 mi away

Schedule Appointment 530-902-4932
Monday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Tuesday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Wednesday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Thursday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Friday: 7:00 am-11:00 am , 12:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Gold River Golden Center - Employer Drug Testing Not Offered

2180 Golden Center Lane,

Ste 50

Gold River, CA 95670

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33.07 mi away

Schedule Appointment 916-638-1858
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 - Oroville Oro Dam Blvd

670 Oro Dam Blvd E,

Ste 103

Oroville, CA 95965

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33.19 mi away

Schedule Appointment 530-533-8823
Monday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Tuesday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Wednesday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Thursday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Friday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Grass Valley Sierra College - Employer Drug Testing Not Offered

300 Sierra College Dr,

Suite 210

Grass Valley, CA 95945

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33.22 mi away

Schedule Appointment 530-271-0153
Monday: 7:00 am-11:00 am , 12:00 pm-3:00 pm
Tuesday: 7:00 am-11:00 am , 12:00 pm-3:00 pm
Wednesday: 7:00 am-11:00 am , 12:00 pm-3:00 pm
Thursday: 7:00 am-11:00 am , 12:00 pm-3:00 pm
Friday: 7:00 am-11:00 am , 12:00 pm-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Grass Valley Glasson Way - Employer Drug Testing Not Offered

155 Glasson Way,

Building 4

Grass Valley, CA 95945

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33.28 mi away

Schedule Appointment 360-488-4901
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: Closed
Sunday: Closed
Quest Diagnostics - Folsom 1600 Creekside

1600 Creekside Dr,

SUITE 1100

Folsom, CA 95630

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34.64 mi away

Schedule Appointment 916-984-8032
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 - Prairie City Folsom

1750 Prairie City Rd,

Ste 100

Folsom, CA 95630

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34.87 mi away

Schedule Appointment 916-351-8105
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 - Sacramento South Land Park-Employer Drug Screens Not Offered

7248 S Land Park Dr,

Suite 120

Sacramento, CA 95831

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36.72 mi away

Schedule Appointment 916-392-4545
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 - Sacramento Florin Rd - Employer Drug Testing Not Offered

6029 Florin Rd,

Ste 100

Sacramento, CA 95823

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37.37 mi away

Schedule Appointment 916-428-3832
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 - El Dorado Hills Golden Foothill - Employer Drug Testing Not Offered

4987 Golden Foothill Pkwy,

Ste 200

El Dorado Hills, CA 95762

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39.15 mi away

Schedule Appointment 916-413-5202
Monday: 7:30 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday: 7:30 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday: 7:30 am-12:00 pm , 1:00 pm-4:00 pm
Thursday: 7:30 am-12:00 pm , 1:00 pm-4:00 pm
Friday: 7:30 am-12:00 pm , 1:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Sacramento Timberlake Way - Employer Drug Testing Not Offered

8191 Timberlake Way,

Suite 300

Sacramento, CA 95823

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40.13 mi away

Schedule Appointment 916-405-6008
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Cameron Park Palmer - Employer Drug Testing Not Offered

3450 Palmer Dr,

SUITE 7B-7

Cameron Park, CA 95682

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42.26 mi away

Schedule Appointment 530-676-9273
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 - Elk Grove Office Park Circle - Employer Drug Testing Not Offered

9281 Office Park Cir,

Ste 120

Elk Grove, CA 95758

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43.18 mi away

Schedule Appointment 916-683-7062
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Placerville Cedar Ravine - Employer Drug Testing Not Offered

3105 Cedar Ravine Rd,

Ste 101

Placerville, CA 95667

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47.97 mi away

Schedule Appointment 530-295-8329
Monday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Tuesday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Wednesday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Thursday: 7:00 am-11:30 am , 12:30 pm-3:30 pm
Friday: 7:00 am-11:30 am , 12:30 pm-3:30 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. © 2026 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.