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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 - Nostrand Avenue - Employer Drug Testing Not Offered

3245 Nostrand Ave,

Brooklyn, NY 11229

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0.26 mi away

Schedule Appointment 718-339-2727
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn East 14th Street

1660 E 14Th St,

Ste Ll2

Brooklyn, NY 11229

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0.95 mi away

Schedule Appointment 718-787-1025
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-4:00 pm
Sunday: 7:00 am-4:00 pm
Quest Diagnostics - Brighton Beach

3048 Brighton 1St Street,

Ste B2

Brooklyn, NY 11235

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2.05 mi away

Schedule Appointment 917-384-5900
Monday: 8:00 am-7:00 pm
Tuesday: 8:00 am-7:00 pm
Wednesday: 8:00 am-7:00 pm
Thursday: 8:00 am-7:00 pm
Friday: 8:00 am-5:00 pm
Saturday: 9:00 am-3:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn Ralph Avenue

2035 Ralph Ave,

Ste B1

Brooklyn, NY 11234

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2.3 mi away

Schedule Appointment 718-209-1678
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-4:00 pm
Sunday: 8:00 am-1:00 pm
Quest Diagnostics - Coney Island Ave Brooklyn NY

1041 Coney Island Ave,

Brooklyn, NY 11230

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2.46 mi away

Schedule Appointment 718-859-3051
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn Bensonhurst

15 Bay 29th St,

2nd Fl

Brooklyn, NY 11214

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2.67 mi away

Schedule Appointment 718-946-1934
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-1:00 pm
Saturday: 7:00 am-1:00 pm
Sunday: 7:00 am-1:00 pm
Quest Diagnostics - Brooklyn Church Ave - Employer Drug Testing Not Offered

1000 Church Ave,

Brooklyn, NY 11218

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3.39 mi away

Schedule Appointment 718-282-2828
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn Boro Park

1272 51st St,

Brooklyn, NY 11219

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3.46 mi away

Schedule Appointment 718-853-3322
Monday: 8:00 am-11:30 am , 12:30 pm-3:30 pm
Tuesday: 8:00 am-11:30 am , 12:30 pm-3:30 pm
Wednesday: 8:00 am-11:30 am , 12:30 pm-3:30 pm
Thursday: 8:00 am-11:30 am , 12:30 pm-3:30 pm
Friday: 8:00 am-11:30 am , 12:30 pm-3:30 pm
Saturday: Closed
Sunday: 8:00 am-1:00 pm
Quest Diagnostics - Brooklyn 740 64th St. - Bayridge - Employer Drug Testing Not Offered

740 64Th St,

Brooklyn, NY 11220

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4.27 mi away

Schedule Appointment 718-833-2223
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 - Brooklyn Sunset Park

726 58Th Street,

Lower Level

Brooklyn, NY 11220

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4.28 mi away

Schedule Appointment 347-668-0891
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-2:00 pm
Sunday: 8:00 am-2:00 pm
Quest Diagnostics - 5423 7th Ave

5423 7Th Avenue,

.

Brooklyn, NY 11220

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4.3 mi away

Schedule Appointment 917-384-5880
Monday: 9:00 am-12:00 pm , 1:00 pm-5:00 pm
Tuesday: 9:00 am-12:00 pm , 1:00 pm-5:00 pm
Wednesday: 9:00 am-12:00 pm , 1:00 pm-5:00 pm
Thursday: 9:00 am-12:00 pm , 1:00 pm-5:00 pm
Friday: 9:00 am-12:00 pm , 1:00 pm-5:00 pm
Saturday: 9:00 am-12:00 pm , 1:00 pm-5:00 pm
Sunday: 9:00 am-12:00 pm , 1:00 pm-5:00 pm
Quest Diagnostics - Brooklyn Eastern Parkway - Employer Drug Testing Not Offered

546 Eastern Pkwy,

Brooklyn, NY 11225

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4.71 mi away

Schedule Appointment 718-221-1818
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn Bayridge

7601 4Th Ave,

2Nd Floor

Brooklyn, NY 11209

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4.71 mi away

Schedule Appointment 718-833-2354
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: 7:00 am-2:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn Park Slope

348 13th St,

Ste 102

Brooklyn, NY 11215

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4.9 mi away

Schedule Appointment 718-965-1319
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn Rockaway Avenue

408 Rockaway Ave,

Brooklyn, NY 11212

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5.06 mi away

Schedule Appointment 718-566-2320
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: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn Pennsylvania Ave - Employer Drug Testing Not Offered

101 Pennsylvania Ave,

Brooklyn, NY 11207

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5.7 mi away

Schedule Appointment 917-909-6609
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn 233 Nostrand Avenue

233 Nostrand Ave,

Brooklyn, NY 11205

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6.2 mi away

Schedule Appointment 718-622-2626
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn 447 Atlantic Avenue

447 Atlantic Ave,

Brooklyn, NY 11217

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6.21 mi away

Schedule Appointment 551-244-5339
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn Atlantic Ave

224-226 Atlantic Ave,

Brooklyn, NY 11201

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6.57 mi away

Schedule Appointment 718-797-1122
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Queens Howard Beach

82-29 153rd Ave,

Lindenwood Village Shopping Center

Howard Beach, NY 11414

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6.66 mi away

Schedule Appointment 718-323-3687
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-3:00 pm
Sunday: Closed
Quest Diagnostics - Broadway Brooklyn NY

774 Broadway,

2Nd Floor

Brooklyn, NY 11206

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6.82 mi away

Schedule Appointment 917-384-7750
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-6:00 pm
Saturday: 8:00 am-1:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn Heights - Employer Drug Testing Not Offered

195 Montague St,

Fl 2

Brooklyn, NY 11201

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6.88 mi away

Schedule Appointment 718-797-2727
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Queens Ridgewood

311 Saint Nicholas Avenue,

Ridgewood, NY 11385

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7.14 mi away

Schedule Appointment 718-594-8380
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-12:00 pm
Sunday: Closed
Quest Diagnostics - Staten Island 1361 Hylan Boulevard

1361 Hylan Blvd,

Staten Island, NY 10305

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7.52 mi away

Schedule Appointment 718-979-5481
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Woodhaven Queens NY

8618 Jamaica Ave,

Woodhaven, NY 11421

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7.8 mi away

Schedule Appointment 929-485-1885
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Queens Middle Village

6122 Fresh Pond Rd,

Middle Village, NY 11379

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8.1 mi away

Schedule Appointment 718-366-8636
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-1:00 pm
Sunday: Closed
Quest Diagnostics - New York Centre Street

139 Centre St,

Ste 207

New York, NY 10013

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8.56 mi away

Schedule Appointment 212-343-0242
Monday: 8:00 am-6:30 pm
Tuesday: 8:00 am-6:30 pm
Wednesday: 8:00 am-6:30 pm
Thursday: 8:00 am-6:30 pm
Friday: 8:00 am-6:30 pm
Saturday: 8:00 am-4:00 pm
Sunday: 8:00 am-4:00 pm
Quest Diagnostics - Staten Island Clove Road

1050 Clove Road,

Suite 153

Staten Island, NY 10301

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8.8 mi away

Schedule Appointment 929-944-6530
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Forest Hills

9610 Metropolitan Ave,

Forest Hills, NY 11375

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8.9 mi away

Schedule Appointment 917-245-6520
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Brooklyn Greenpoint

147 Greenpoint Ave,

1st Fl

Brooklyn, NY 11222

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8.92 mi away

Schedule Appointment 718-383-6785
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Staten Island Forest Avenue

653 Forest Ave,

Staten Island, NY 10310

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9.05 mi away

Schedule Appointment 718-442-2822
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 - 131-08 Liberty Avenue

13108 Liberty Avenue,

South Richmond Hill, NY 11419

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9.22 mi away

Schedule Appointment 929-721-1700
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-3:00 pm
Sunday: 8:00 am-1:00 pm
Quest Diagnostics - Staten Island - 2656 Hylan Blvd

2656 Hylan Blvd,

Suite 180

Staten Island, NY 10306

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9.25 mi away

Schedule Appointment 201-390-3001
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-1:00 pm
Sunday: Closed
Quest Diagnostics - Staten Island Todt Hill Road

78 Todt Hill Rd,

Ste 109

Staten Island, NY 10314

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9.26 mi away

Schedule Appointment 718-816-7782
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-1:00 pm
Sunday: Closed
Quest Diagnostics - 268 3rd Avenue

268 3Rd Ave,

New York, NY 10010

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9.66 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
Quest Diagnostics - Queens Forest Hills

7010 Austin St,

2Nd Fl, Ste 201

Forest Hills, NY 11375

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9.73 mi away

Schedule Appointment 718-544-0376
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-4:00 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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9.88 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

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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.