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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 - Bethpage

4276 Hempstead Tpke,

Bethpage, NY 11714

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1.27 mi away

Schedule Appointment 516-677-7701
Monday: 6:00 am-3:30 pm
Tuesday: 6:00 am-3:30 pm
Wednesday: 6:00 am-3:30 pm
Thursday: 6:00 am-3:30 pm
Friday: 6:00 am-3:30 pm
Saturday: 6:00 am-12:00 pm
Sunday: Closed
CityMD of Levittown (Preferred)

3276 Hempstead Tpke,

Levittown, NY 11756

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2.01 mi away

516-796-2273
Monday: 9:00 am-9:00 pm
Tuesday: 9:00 am-9:00 pm
Wednesday: 9:00 am-9:00 pm
Thursday: 9:00 am-9:00 pm
Friday: 9:00 am-9:00 pm
Saturday: 9:00 am-7:00 pm
Sunday: 9:00 am-7:00 pm
Quest Diagnostics - Seaford

850 Hicksville Rd,

Ste 114

Seaford, NY 11783

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2.47 mi away

Schedule Appointment 516-677-7716
Monday: 6:00 am-11:00 am , 12:00 pm-2:30 pm
Tuesday: 6:00 am-11:00 am , 12:00 pm-2:30 pm
Wednesday: 6:00 am-11:00 am , 12:00 pm-2:30 pm
Thursday: 6:00 am-11:00 am , 12:00 pm-2:30 pm
Friday: 6:00 am-11:00 am , 12:00 pm-2:30 pm
Saturday: Closed
Sunday: Closed
CityMD of Plainview (Preferred)

1117 Old Country Rd,

Plainview, NY 11803

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2.52 mi away

516-938-5900
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 9:00 am-5:00 pm
Sunday: 9:00 am-5:00 pm
Quest Diagnostics - Plainview

146A Manetto Hill Rd,

Ste101

Plainview, NY 11803

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2.83 mi away

Schedule Appointment 516-677-7713
Monday: 6:00 am-3:00 pm
Tuesday: 6:00 am-3:00 pm
Wednesday: 6:00 am-3:00 pm
Thursday: 6:00 am-3:00 pm
Friday: 6:00 am-3:00 pm
Saturday: 6:00 am-12:00 pm
Sunday: Closed
CityMD of East Meadow (Preferred)

1919 Hempstead Tpke,

East Meadow, NY 11554

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4.36 mi away

516-227-2273
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-4:00 pm
Sunday: 8:00 am-4:00 pm
County Wide Technical Services, Inc. (Preferred)

145 Pinelawn Rd,

Ste 245N

Melville, NY 11747

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4.55 mi away

631-225-1578
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: Closed
Sunday: Closed
CityMD of Massapequa (Preferred)

4410 Sunrise Hwy,

Massapequa, NY 11758

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4.7 mi away

516-998-1024
Monday: 7:00 am-7:00 pm
Tuesday: 7:00 am-7:00 pm
Wednesday: 7:00 am-7:00 pm
Thursday: 7:00 am-7:00 pm
Friday: 7:00 am-7:00 pm
Saturday: 8:00 am-5:00 pm
Sunday: 8:00 am-5:00 pm
CityMD of Syosset (Preferred)

358 Jericho Turnpike,

Syosset, NY 11791

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4.73 mi away

516-677-9200
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-4:00 pm
Sunday: 8:00 am-4:00 pm
Quest Diagnostics - Syosset

269 Jericho Tpke,

Syosset, NY 11791

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4.8 mi away

Schedule Appointment 516-677-5355
Monday: 6:00 am-4:00 pm
Tuesday: 6:00 am-4:00 pm
Wednesday: 6:00 am-4:00 pm
Thursday: 6:00 am-4:00 pm
Friday: 6:00 am-4:00 pm
Saturday: 6:00 am-12:00 pm
Sunday: Closed
CityMD of Copiague (Preferred)

901 Sunrise Hwy,

Copiague, NY 11726

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5.58 mi away

631-230-5772
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-4:00 pm
Sunday: 8:00 am-4:00 pm
Quest Diagnostics - Massapequa Park

4900 Merrick Road,

2nd Fl

Massapequa Park, NY 11762

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5.62 mi away

Schedule Appointment 516-677-7736
Monday: 6:00 am-3:30 pm
Tuesday: 6:00 am-3:30 pm
Wednesday: 6:00 am-3:30 pm
Thursday: 6:00 am-3:30 pm
Friday: 6:00 am-3:30 pm
Saturday: 6:00 am-12:00 pm
Sunday: Closed
RaBu Diagnostic Services (Preferred)

990 Stewart Ave,

Suite Ll-30

Garden City, NY 11530

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5.89 mi away

516-280-9600
Monday: 10:00 am-12:30 pm , 3:00 pm-6:00 pm
Tuesday: 12:00 pm-6:00 pm
Wednesday: 10:00 am-12:30 pm , 3:00 pm-6:00 pm
Thursday: 10:00 am-2:00 pm
Friday: 10:00 am-12:30 pm , 3:00 pm-5:00 pm
Saturday: Closed
Sunday: Closed
CityMD of Lindenhurst (Preferred)

656 N Wellwood Ave,

Lindenhurst, NY 11757

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6.11 mi away

631-225-4227
Monday: 9:00 am-9:00 pm
Tuesday: 9:00 am-9:00 pm
Wednesday: 9:00 am-9:00 pm
Thursday: 9:00 am-9:00 pm
Friday: 9:00 am-9:00 pm
Saturday: 9:00 am-7:00 pm
Sunday: 9:00 am-7:00 pm
CityMD of Bellmore (Preferred)

2459 Merrick Rd,

Bellmore, NY 11710

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6.13 mi away

516-826-2273
Monday: 8:00 am-12:00 am
Tuesday: 8:00 am-12:00 am
Wednesday: 8:00 am-12:00 am
Thursday: 8:00 am-12:00 am
Friday: 8:00 am-12:00 am
Saturday: 9:00 am-9:00 pm
Sunday: 9:00 am-9:00 pm
CityMD of Merrick (Preferred)

1989 Merrick Rd,

Merrick, NY 11566

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6.88 mi away

516-584-4448
Monday: 7:00 am-7:00 pm
Tuesday: 7:00 am-7:00 pm
Wednesday: 7:00 am-7:00 pm
Thursday: 7:00 am-7:00 pm
Friday: 7:00 am-7:00 pm
Saturday: 8:00 am-5:00 pm
Sunday: 8:00 am-5:00 pm
CityMD of Huntington Station (Preferred)

234 W Jericho Turnpike,

Huntington Station, NY 11746

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6.94 mi away

631-423-5400
Monday: 9:00 am-8:00 pm
Tuesday: 9:00 am-8:00 pm
Wednesday: 9:00 am-8:00 pm
Thursday: 9:00 am-8:00 pm
Friday: 9:00 am-8:00 pm
Saturday: 9:00 am-4:00 pm
Sunday: 9:00 am-4:00 pm
CityMD of Carle Place (Preferred)

235 Glen Cove Rd,

Carle Place, NY 11514

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6.96 mi away

516-877-2273
Monday: 9:00 am-9:00 pm
Tuesday: 9:00 am-9:00 pm
Wednesday: 9:00 am-9:00 pm
Thursday: 9:00 am-9:00 pm
Friday: 9:00 am-9:00 pm
Saturday: 9:00 am-5:00 pm
Sunday: 9:00 am-5:00 pm
IMA - Hempstead (Preferred)

250 Fulton Ave,

Ste 407

Hempstead, NY 11550

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7.8 mi away

516-505-1364
Monday: 8:30 am-4:30 pm
Tuesday: 8:30 am-4:30 pm
Wednesday: 8:30 am-4:30 pm
Thursday: 8:30 am-4:30 pm
Friday: 8:30 am-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Garden City

520 Franklin Ave,

Ste 104

Garden City, NY 11530

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7.93 mi away

Schedule Appointment 516-677-7706
Monday: 6:30 am-3:00 pm
Tuesday: 6:30 am-3:00 pm
Wednesday: 6:30 am-3:00 pm
Thursday: 6:30 am-3:00 pm
Friday: 6:30 am-3:00 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Freeport

101 South Bergen Pl,

2nd Fl

Freeport, NY 11520

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8.15 mi away

Schedule Appointment 516-677-7705
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-12:00 pm
Sunday: Closed
Quest Diagnostics - Mineola

212 Station Plz N,

Mineola, NY 11501

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8.19 mi away

Schedule Appointment 516-677-7712
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-12:00 pm
Sunday: Closed
CityMD of Deer Park (Preferred)

1930 Deer Park Ave,

Deer Park, NY 11729

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8.36 mi away

631-254-5900
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 9:00 am-5:00 pm
Sunday: 9:00 am-5:00 pm
Quest Diagnostics - Babylon

500 West Main St,

Suite 202-203

Babylon, NY 11702

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8.66 mi away

Schedule Appointment 516-677-7718
Monday: 6:30 am-3:00 pm
Tuesday: 6:30 am-3:00 pm
Wednesday: 6:30 am-3:00 pm
Thursday: 6:30 am-3:00 pm
Friday: 6:30 am-3:00 pm
Saturday: 6:30 am-12:00 pm
Sunday: Closed
Clinic One (Preferred)

151 Hempstead Tpke,

West Hempstead, NY 11552

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8.77 mi away

516-493-9580
Monday: 10:00 am-4:00 pm
Tuesday: 10:00 am-4:00 pm
Wednesday: Closed
Thursday: 1:00 pm-6:00 pm
Friday: 1:00 pm-6:00 pm
Saturday: 10:00 am-2:00 pm
Sunday: Closed
CityMD of Mineola (Preferred)

292 Herricks Rd,

Mineola, NY 11501

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9.08 mi away

516-746-2273
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-4:00 pm
Sunday: 8:00 am-4:00 pm
CityMD of Roslyn Heights (Preferred)

363 Willis Ave,

Roslyn Heights, NY 11577

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9.09 mi away

516-430-5780
Monday: 8:30 am-7:00 pm
Tuesday: 8:30 am-7:00 pm
Wednesday: 8:30 am-7:00 pm
Thursday: 8:30 am-7:00 pm
Friday: 8:30 am-7:00 pm
Saturday: 9:00 am-3:00 pm
Sunday: 9:00 am-3:00 pm
Quest Diagnostics - Roslyn

1502 Old Northern Blvd,

Roslyn, NY 11576

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9.43 mi away

Schedule Appointment 516-361-1107
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-12:00 pm
Sunday: Closed
CityMD of Rockville Centre (Preferred)

560 Merrick Rd,

Rockville Centre, NY 11570

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9.91 mi away

516-858-2373
Monday: 8:00 am-8:00 pm
Tuesday: 8:00 am-8:00 pm
Wednesday: 8:00 am-8:00 pm
Thursday: 8:00 am-8:00 pm
Friday: 8:00 am-8:00 pm
Saturday: 8:00 am-5:00 pm
Sunday: 8:00 am-5:00 pm

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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.