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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 - Sacto Alhambra

1315 Alhambra Blvd,

Ste 110

Sacramento, CA 95816

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1.24 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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1.87 mi away

Schedule Appointment 916-452-1863
Monday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Thursday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Friday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - West Sacramento Stone Boulevard - Employer Drug Testing Not Offered

2101 Stone Boulevard,

Suite 170

West Sacramento, CA 95691

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2.8 mi away

Schedule Appointment 279-321-1096
Monday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Thursday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Friday: 7:00 am-11:30 am , 12:30 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Sacramento University Avenue - Employer Drug Testing Not Offered

65 University Ave,

Ste G6

Sacramento, CA 95825

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3.99 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 - Sacramento Arena Boulevard - Employer Drug Testing Not Offered

3270 Arena Blvd,

Ste 505

Sacramento, CA 95834

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5.16 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 - Sacramento Auburn Boulevard - Employer Drug Testing Not Offered

2288 Auburn Boulevard,

Suite 103

Sacramento, CA 95821

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5.3 mi away

Schedule Appointment 916-641-6693
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 - Sacramento South Land Park-Employer Drug Screens Not Offered

7248 South Land Park Drive,

Suite 120

Sacramento, CA 95831

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5.81 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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6.14 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 - Sacramento Timberlake Way - Employer Drug Testing Not Offered

8191 Timberlake Way,

Suite 300

Sacramento, CA 95823

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8.93 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 - Carmichael Fair Oaks Blvd- Employer Drug Testing Not Offered

7423 Fair Oaks Blvd,

Carmichael, CA 95608

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9.41 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 - Carmichael 6555 Coyle - Employer Drug Testing Not Offered

6555 Coyle Avenue,

Suite 160

Carmichael, CA 95608

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11.31 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 Avenue,

Suite 100

Carmichael, CA 95608

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11.37 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 - Elk Grove Office Park Circle - Employer Drug Testing Not Offered

9281 Office Park Cir,

Ste 120

Elk Grove, CA 95758

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11.95 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 - Greenback Dignity

7115 Greenback Lane,

Citrus Heights, CA 95621

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12.27 mi away

Schedule Appointment 279-321-1094
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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12.31 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 - Fair Oaks Sunrise Blvd - Employer Drug Testing Not Offered

5265 Sunrise Blvd,

Fair Oaks, CA 95628

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12.88 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 - Woodland E.Gibson

1837 E Gibson Rd,

Ste C

Woodland, CA 95776

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14.77 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 - Employer Drug Screens Not Offered - Davis W Covell Blvd

1411 W Covell Blvd,

Ste 102

Davis, CA 95616

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14.79 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 - Roseville North Sunrise - Employer Drug Testing Not Offered

151 North Sunrise Avenue,

Suite 711

Roseville, CA 95661

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16.74 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 - Prairie City Folsom

1750 Prairie City Rd,

Ste 100

Folsom, CA 95630

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17.85 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 - Roseville Sierra College - Employer Drug Testing Not Offered

8690 Sierra College Blvd,

Ste 120

Roseville, CA 95661

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17.92 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 - Roseville East Roseville Parkway - Employer Drug Testing Not Offered

1420 E Roseville Pkwy,

Ste 120

Roseville, CA 95661

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17.99 mi away

Schedule Appointment 279-900-7441
Monday: 7:00 am-11:00 am , 12:00 pm-2:00 pm
Tuesday: 7:00 am-11:00 am , 12:00 pm-2:00 pm
Wednesday: 7:00 am-11:00 am , 12:00 pm-2:00 pm
Thursday: 7:00 am-11:00 am , 12:00 pm-2:00 pm
Friday: 7:00 am-11:00 am , 12:00 pm-2:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Inside Rocklin Safeway Store - Employer Drug Testing Not Offered

2220 Sunset Blvd,

Rocklin, CA 95765

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19.15 mi away

Schedule Appointment 916-415-9362
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 - Folsom 1600 Creekside

1600 Creekside Drive,

Suite 1100

Folsom, CA 95630

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19.17 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 - 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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22.59 mi away

Schedule Appointment 916-413-5202
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 - Lincoln 3rd St - Employer Drug Testing Not Offered

1530 3rd Street,

Suite 100

Lincoln, CA 95648

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23.76 mi away

Schedule Appointment 916-645-3813
Monday: 7:00 am-11:30 am , 12:30 pm-3:00 pm
Tuesday: 7:00 am-11:30 am , 12:30 pm-3:00 pm
Wednesday: 7:00 am-11:30 am , 12:30 pm-3:00 pm
Thursday: 7:00 am-11:30 am , 12:30 pm-3:00 pm
Friday: 7:00 am-11:30 am , 12:30 pm-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Cameron Park Palmer - Employer Drug Testing Not Offered

3450 Palmer Drive,

Suite 7B-7

Cameron Park, CA 95682

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28.2 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 - Vacaville Mason Street

770 Mason St,

Ste 140

Vacaville, CA 95688

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30.44 mi away

Schedule Appointment 707-724-0524
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 - Auburn 3133 Professional Dr

3133 Professional Drive,

Suite 16

Auburn, CA 95603

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32.52 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 - Lodi South Ham Lane

801 S Ham Ln,

Ste 1

Lodi, CA 95242

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32.95 mi away

Schedule Appointment 209-333-9796
Monday: 6:30 am-5:30 pm
Tuesday: 6:30 am-5:30 pm
Wednesday: 6:30 am-5:30 pm
Thursday: 6:30 am-5:30 pm
Friday: 6:30 am-5:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Lodi South Fairmont - Employer Drug Testing Not Offered

845 S Fairmont Ave,

Ste 6

Lodi, CA 95240

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33.09 mi away

Schedule Appointment 209-367-4468
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 - Fairfield Oliver

1411 Oliver Road,

Suite 130

Fairfield, CA 94534

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37.77 mi away

Schedule Appointment 707-421-1827
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 - Placerville Cedar Ravine - Employer Drug Testing Not Offered

3105 Cedar Ravine Rd,

Ste 101

Placerville, CA 95667

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38.21 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
Quest Diagnostics - Inside Jackson Safeway Store - Employer Drug Testing Not Offered

12110 Industry Blvd,

Jackson, CA 95642

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39.19 mi away

Schedule Appointment 209-714-8064
Monday: 8:00 am-11:30 am , 12:30 pm-5:00 pm
Tuesday: 8:00 am-11:30 am , 12:30 pm-5:00 pm
Wednesday: 8:00 am-11:30 am , 12:30 pm-5:00 pm
Thursday: 8:00 am-11:30 am , 12:30 pm-5:00 pm
Friday: 8:00 am-11:30 am , 12:30 pm-5:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Employer Drug Screens Not Offered - Hammer Lane

1708 W Hammer Ln,

Stockton, CA 95209

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39.22 mi away

Schedule Appointment 209-955-1288
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: Closed
Sunday: Closed
Quest Diagnostics - Yuba City Plumas Ct

1526 Plumas Ct,

Yuba City, CA 95991

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40.43 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 - Stockton 1801 East March

1801 E March Ln,

Ste B200

Stockton, CA 95210

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40.96 mi away

Schedule Appointment 209-956-2815
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: Closed
Sunday: Closed
Quest Diagnostics - 2291 West March

2291 W March Ln,

Ste F145

Stockton, CA 95207

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41.48 mi away

Schedule Appointment 209-951-5831
Monday: 7:30 am-3:00 pm
Tuesday: 7:30 am-3:00 pm
Wednesday: 7:30 am-3:00 pm
Thursday: 7:30 am-3:00 pm
Friday: 7:30 am-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Stockton W March Ln - Employer Drug Testing Not Offered

3132 W March Ln,

Ste 1

Stockton, CA 95219

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41.61 mi away

Schedule Appointment 209-956-2624
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: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Jackson Clinton Road

223 Clinton Rd,

Ste 203

Jackson, CA 95642

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41.66 mi away

Schedule Appointment 209-223-5554
Monday: 7:30 am-11:00 am , 12:00 pm-2:30 pm
Tuesday: 7:30 am-11:00 am , 12:00 pm-2:30 pm
Wednesday: 7:30 am-11:00 am , 12:00 pm-2:30 pm
Thursday: 7:30 am-11:00 am , 12:00 pm-2:30 pm
Friday: 7:30 am-11:00 am , 12:00 pm-2:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Stockton East Magnolia

510 E. Magnolia Street,

STE 130

Stockton, CA 95202

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43.59 mi away

Schedule Appointment 209-941-2468
Monday: 6:30 am-5:30 pm
Tuesday: 6:30 am-5:30 pm
Wednesday: 6:30 am-5:30 pm
Thursday: 6:30 am-5:30 pm
Friday: 6:30 am-5:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Pittsburg Gladstone Drive - Employer Drug Testing Not Offered

2250 Gladstone Dr,

Ste 5

Pittsburg, CA 94565

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44.22 mi away

Schedule Appointment 925-206-2482
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: Closed
Sunday: Closed
Quest Diagnostics - Antioch Lone Tree Way - Employer Drug Testing Not Offered

4049 Lone Tree Way,

Suite F

Antioch, CA 94531

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44.7 mi away

Schedule Appointment 925-477-0412
Monday: 7:30 am-11:30 am , 12:30 pm-3:30 pm
Tuesday: 7:30 am-11:30 am , 12:30 pm-3:30 pm
Wednesday: 7:30 am-11:30 am , 12:30 pm-3:30 pm
Thursday: 7:30 am-11:30 am , 12:30 pm-3:30 pm
Friday: 7:30 am-11:30 am , 12:30 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Brentwood Central Boulevard

1181 Central Boulevard,

Suite C

Brentwood, CA 94513

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45.53 mi away

Schedule Appointment 925-516-4900
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 - Napa Trancas

673 Trancas St,

Napa, CA 94558

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45.81 mi away

Schedule Appointment 707-252-1611
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-11:30 am
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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47.25 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 - Concord Clayton Rd

4383 Clayton Rd,

Suite 20

Concord, CA 94521

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49.94 mi away

Schedule Appointment 831-212-2754
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

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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.