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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 - Nanuet

420 Market St,

Nanuet, NY 10954

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0.4 mi away

Schedule Appointment 845-623-8220
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 - West Nyack

2 Crosfield Ave,

Ste 411

West Nyack, NY 10994

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1.76 mi away

Schedule Appointment 866-697-8378
Monday: 8:00 am-3:00 pm
Tuesday: 8:00 am-3:00 pm
Wednesday: 8:00 am-3:00 pm
Thursday: 8:00 am-3:00 pm
Friday: 8:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - New City

151 N Main St,

Unit 307

New City, NY 10956

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3.88 mi away

Schedule Appointment 845-634-2712
Monday: 6:30 am-2:00 pm
Tuesday: 6:30 am-2:00 pm
Wednesday: 6:30 am-2:00 pm
Thursday: 6:30 am-2:00 pm
Friday: 6:30 am-2:00 pm
Saturday: 7:30 am-11:30 am
Sunday: Closed
Quest Diagnostics - Suffern

Indian Rock Shopping Center,

Route 59 & Hemion Road

Suffern, NY 10901

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6.51 mi away

Schedule Appointment 845-369-1487
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 - Ramsey

500 N Franklin Tpke,

2nd Fl

Ramsey, NJ 07446

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6.93 mi away

Schedule Appointment 201-934-8514
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Westwood

261 Old Hook Rd,

Westwood, NJ 07675

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7.96 mi away

Schedule Appointment 201-664-2525
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Yonkers

970 N Broadway,

Ste 205

Yonkers, NY 10701

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11.18 mi away

Schedule Appointment 914-964-9700
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 - White Plains

280 Dobbs Ferry Rd,

Sprain Brook Medical Center

White Plains, NY 10607

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11.42 mi away

Schedule Appointment 914-946-6271
Monday: 8:00 am-4:00 pm
Tuesday: 8:00 am-4:00 pm
Wednesday: 8:00 am-12:00 pm
Thursday: 8:00 am-4:00 pm
Friday: 8:00 am-4:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Paramus

30 W Century Rd,

Ste 310

Paramus, NJ 07652

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12.12 mi away

Schedule Appointment 201-262-0202
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-12:00 pm
Sunday: Closed
Quest Diagnostics - Scarsdale

721 White Plains Rd,

Scarsdale, NY 10583

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13.89 mi away

Schedule Appointment 914-571-1919
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 - Hackensack

385 Prospect Ave,

Hackensack, NJ 07601

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14.18 mi away

Schedule Appointment 201-487-4800
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Teaneck

179 Cedar Ln,

Ste E

Teaneck, NJ 07666

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14.65 mi away

Schedule Appointment 201-287-9021
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: 8:00 am-12:00 pm
Sunday: Closed
John Theurer Cancer Center - Oncology Center HUMC

92 2Nd St,

1St Fl Outpatient Lab

Hackensack, NJ 07601

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14.97 mi away

551-996-5855
Monday: 6:00 am-7:00 pm
Tuesday: 6:00 am-7:00 pm
Wednesday: 6:00 am-7:00 pm
Thursday: 6:00 am-7:00 pm
Friday: 6:00 am-7:00 pm
Saturday: 8:00 am-3:00 pm
Sunday: 8:00 am-3:00 pm
Quest Diagnostics - Peekskill

1869A E Main St,

Beach Shopping Center

Peekskill, NY 10566

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15.02 mi away

Schedule Appointment 914-737-3223
Monday: 8:00 am-12:00 pm , 1:00 pm-3:30 pm
Tuesday: 8:00 am-12:00 pm , 1:00 pm-3:30 pm
Wednesday: 8:00 am-12:00 pm , 1:00 pm-3:30 pm
Thursday: 8:00 am-12:00 pm , 1:00 pm-3:30 pm
Friday: 8:00 am-12:00 pm , 1:00 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Englewood

25 Rockwood Pl,

3rd Fl

Englewood, NJ 07631

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15.18 mi away

Schedule Appointment 201-503-1465
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 - Bronx Riverdale Avenue

3765 Riverdale Ave,

Ste 6

Bronx, NY 10463

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15.51 mi away

Schedule Appointment 718-884-2425
Monday: 8:00 am-11:30 am , 12:30 pm-4:00 pm
Tuesday: 8:00 am-11:30 am , 12:30 pm-4:00 pm
Wednesday: 8:00 am-11:30 am , 12:30 pm-4:00 pm
Thursday: 8:00 am-11:30 am , 12:30 pm-4:00 pm
Friday: 8:00 am-11:30 am , 12:30 pm-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Mount Vernon

105 Stevens Ave,

Ste 205

Mount Vernon, NY 10550

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15.72 mi away

Schedule Appointment 914-664-3400
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Bronx Bronx Boulevard - Employer Drug Testing Not Offered

Bronx - 4238 Bronx Blvd,

Bronx, NY 10466

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16.08 mi away

Schedule Appointment 718-655-3545
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
Quest Diagnostics - New Rochelle

150 Lockwood Ave,

Ste 38

New Rochelle, NY 10801

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17.25 mi away

Schedule Appointment 914-235-2400
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 - Wayne 2

468 Parish Dr,

Ste 1

Wayne, NJ 07470

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17.66 mi away

Schedule Appointment 201-669-7100
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: 7:30 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Bronx Arthur Avenue

2415A Arthur Ave,

Bronx, NY 10458

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17.95 mi away

Schedule Appointment 718-220-2221
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-12:00 pm
Sunday: Closed
Quest Diagnostics - New York 4071 Broadway

4071 Broadway,

New York, NY 10032

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17.99 mi away

Schedule Appointment 917-521-0370
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 - Bronx Williamsbridge

2015 Williamsbridge Rd,

Bronx, NY 10461

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18.75 mi away

Schedule Appointment 718-430-0546
Monday: 7:00 am-3:30 pm
Tuesday: 7:00 am-4:30 pm
Wednesday: 7:00 am-3:30 pm
Thursday: 7:00 am-4:30 pm
Friday: 7:00 am-3:30 pm
Saturday: 8:00 am-4:00 pm
Sunday: Closed
Quest Diagnostics - Monroe

791 Route 17M,

Monroe Shopping Center

Monroe, NY 10950

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18.91 mi away

Schedule Appointment 845-783-3889
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 - Butler

1395 Route 23S,

Unit C1

Butler, NJ 07405

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19.46 mi away

Schedule Appointment 973-838-3462
Monday: 6:30 am-2:00 pm
Tuesday: 6:30 am-2:00 pm
Wednesday: 6:30 am-2:00 pm
Thursday: 6:30 am-2:00 pm
Friday: 6:30 am-2:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Montefiore Medical Park - Hematology Lab - Montefiore Medical Park - HEMA

1695 Eastchester Rd,

Bronx, NY 10461

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19.48 mi away

929-446-5515
Monday: 7:00 am-2:30 pm
Tuesday: 7:00 am-2:30 pm
Wednesday: 7:00 am-2:30 pm
Thursday: 7:00 am-2:30 pm
Friday: 7:00 am-2:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Clifton NJ

852 Route 3,

Ste 208

Clifton, NJ 07012

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19.52 mi away

Schedule Appointment 201-397-3918
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: 7:30 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Employer Drug Screens Not Offered - Hunts Point Bronx NY

1009 E 163Rd St,

Bronx, NY 10459

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20.14 mi away

Schedule Appointment 646-628-2730
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 - New York West 125th Street

215 W 125th St,

New York, NY 10027

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20.21 mi away

Schedule Appointment 212-222-3211
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: 9:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - New York West 86th Street

2 W 86th St,

Apt 1A

New York, NY 10024

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21.73 mi away

Schedule Appointment 212-873-8757
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 - West New York

4914-4922 Kennedy Blvd,

Ste 206

West New York, NJ 07093

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21.79 mi away

Schedule Appointment 201-974-1725
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - New York East 96th Street

224 East 96th St,

New York, NY 10128

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21.91 mi away

Schedule Appointment 212-348-7700
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-12:00 pm
Sunday: Closed
Quest Diagnostics - Montclair

49 Claremont Ave,

Montclair, NJ 07042

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22.32 mi away

Schedule Appointment 973-744-5500
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: 7:30 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Greenwich- Employer Drug Testing Not Offered

405 E Putnam Ave,

Greenwich, CT 06830

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22.33 mi away

Schedule Appointment 203-561-8506
Monday: 6:30 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday: 6:30 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday: 6:30 am-12:00 pm , 1:00 pm-4:00 pm
Thursday: 6:30 am-12:00 pm , 1:00 pm-4:00 pm
Friday: 6:30 am-12:00 pm , 1:00 pm-4:00 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - New York East 76th Street

65 E 76th St,

New York, NY 10021

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22.55 mi away

Schedule Appointment 212-794-6400
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-12:00 pm
Sunday: Closed
Quest Diagnostics - New York West 57th Street

331 W 57Th Street,

New York, NY 10019

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22.9 mi away

Schedule Appointment 212-757-4242
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 - Queens Astoria Crescent Street

27-47 Crescent St,

Lower Level Ste 102-103

Astoria, NY 11102

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23.19 mi away

Schedule Appointment 718-545-2488
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - New York East 57th Street

115 E 57th St,

Ste 1530

New York, NY 10022

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23.37 mi away

Schedule Appointment 212-909-8009
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-12:00 pm
Sunday: Closed
Quest Diagnostics - NYC Midtown - Employer Drug Testing Not Offered

590 5Th Avenue,

New York, NY 10036

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23.64 mi away

Schedule Appointment 212-221-1131
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 - NYC-26th St - Employer Drug Testing Not Offered

160 W 26Th St,

Ste 201

New York, NY 10001

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24.38 mi away

Schedule Appointment 646-336-8031
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 - New York East 22nd Street - Employer Drug Testing Not Offered

21 E 22nd St,

1st Fl

New York, NY 10010

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24.77 mi away

Schedule Appointment 212-228-7788
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: 9:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - New York West 14th Street - Employer Drug Testing Not Offered

314 W 14Th St,

3Rd Fl

New York, NY 10014

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24.77 mi away

Schedule Appointment 917-748-6887
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-4:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Stamford Summer St

1250 Summer St,

Ste 203

Stamford, CT 06905

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24.91 mi away

Schedule Appointment 475-619-3857
Monday: 6:00 am-5:00 pm
Tuesday: 6:00 am-5:00 pm
Wednesday: 6:00 am-5:00 pm
Thursday: 6:00 am-5:00 pm
Friday: 6:00 am-5:00 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - 268 3rd Avenue

268 3Rd Ave,

New York, NY 10010

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24.95 mi away

Schedule Appointment 646-933-8014
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

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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.