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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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US Facilities & Operations International Facilities & Operations

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Quest Diagnostics - Morristown

95 Madison Ave,

4Th Floor

Morristown, NJ 07960

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4.04 mi away

Schedule Appointment 973-993-0933
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
CityMD - Bernardsville (Preferred)

80 Morristown Rd,

Stes 24 And 29

Bernardsville, NJ 07924

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4.08 mi away

908-648-3027
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 - Bernardsville

1 Anderson Hill Rd,

Ste 101

Bernardsville, NJ 07924

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4.37 mi away

Schedule Appointment 908-766-1220
Monday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Tuesday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Wednesday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Thursday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Friday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Saturday: Closed
Sunday: Closed
CityMD - Florham Park (Preferred)

140 Park Ave,

Florham Park, NJ 07932

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4.71 mi away

973-404-9780
Monday: 9:00 am-7:00 pm
Tuesday: 9:00 am-7:00 pm
Wednesday: 9:00 am-7:00 pm
Thursday: 9:00 am-7:00 pm
Friday: 9:00 am-7:00 pm
Saturday: 9:00 am-4:00 pm
Sunday: 9:00 am-4:00 pm
CityMD - Berkeley Heights (Preferred)

1 Diamond Hill Rd,

Berkeley Heights, NJ 07922

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5.46 mi away

908-988-4023
Monday: 9:00 am-7:00 pm
Tuesday: 9:00 am-7:00 pm
Wednesday: 9:00 am-7:00 pm
Thursday: 9:00 am-7:00 pm
Friday: 9:00 am-7:00 pm
Saturday: 9:00 am-4:00 pm
Sunday: 9:00 am-4:00 pm
AHS Cedar Knolls (Preferred)

118 E Hanover Ave,

Cedar Knolls, NJ 07927

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5.5 mi away

973-644-2223
Monday: 9:00 am-5:00 pm
Tuesday: 9:00 am-5:00 pm
Wednesday: 9:00 am-5:00 pm
Thursday: 9:00 am-5:00 pm
Friday: 9:00 am-5:00 pm
Saturday: 9:00 am-1:00 pm
Sunday: 9:00 am-1:00 pm
AHS Watchung (Preferred)

1569 Us Highway 22,

Watchung, NJ 07069

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7.27 mi away

908-322-2631
Monday: 9:00 am-5:00 pm
Tuesday: 9:00 am-5:00 pm
Wednesday: 9:00 am-5:00 pm
Thursday: 9:00 am-5:00 pm
Friday: 9:00 am-5:00 pm
Saturday: 9:00 am-1:00 pm
Sunday: 9:00 am-1:00 pm
CityMD - Watchung (Preferred)

1640 Route 22,

Watchung, NJ 07069

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7.3 mi away

908-557-9086
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-7:00 pm
Saturday: 9:00 am-4:00 pm
Sunday: 9:00 am-4:00 pm
CityMD - Morris Plains (Preferred)

1711 Route 10 East,

Morris Plains, NJ 07950

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7.97 mi away

908-648-3387
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-7:00 pm
Saturday: 9:00 am-4:00 pm
Sunday: 9:00 am-4:00 pm
CityMD - Short Hills (Preferred)

800 Morris Tpke,

Short Hills, NJ 07078

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8.23 mi away

732-226-8579
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 - East Hanover (Preferred)

399 State Route 10,

East Hanover, NJ 07936

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8.3 mi away

908-557-9808
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
AFC Urgent Care - Short Hills (Preferred)

704 Morris Tpke,

Short Hills, NJ 07078

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8.45 mi away

973-671-5350
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
Carbon Health - Green Brook (Preferred)

119 Route 22 East,

Green Brook, NJ 08812

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8.84 mi away

908-333-4234
Monday: 10:00 am-5:00 pm
Tuesday: 10:00 am-5:00 pm
Wednesday: 10:00 am-5:00 pm
Thursday: 10:00 am-5:00 pm
Friday: 10:00 am-5:00 pm
Saturday: 10:00 am-5:00 pm
Sunday: 10:00 am-5:00 pm
CityMD - Westfield (Preferred)

574 Springfield Ave,

Westfield, NJ 07090

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9.04 mi away

908-389-6402
Monday: 9:00 am-7:00 pm
Tuesday: 9:00 am-7:00 pm
Wednesday: 9:00 am-7:00 pm
Thursday: 9:00 am-7:00 pm
Friday: 9:00 am-7:00 pm
Saturday: 9:00 am-4:00 pm
Sunday: 9:00 am-4:00 pm
Quest Diagnostics - Livingston NJ

280 Eisenhower Pkwy,

Ste 100

Livingston, NJ 07039

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9.07 mi away

Schedule Appointment 973-597-9002
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 - Westfield

189 Elm St,

Lower Level

Westfield, NJ 07090

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9.07 mi away

Schedule Appointment 908-232-1295
Monday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Tuesday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Wednesday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Thursday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Friday: 7:00 am-12:00 pm , 1:00 pm-3:00 pm
Saturday: 7:30 am-12:00 pm
Sunday: Closed
CityMD - Livingston (Preferred)

75 E Northfield Rd,

Livingston, NJ 07039

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9.36 mi away

973-436-1500
Monday: 9:00 am-7:00 pm
Tuesday: 9:00 am-7:00 pm
Wednesday: 9:00 am-7:00 pm
Thursday: 9:00 am-7:00 pm
Friday: 9:00 am-7:00 pm
Saturday: 9:00 am-4:00 pm
Sunday: 9:00 am-4:00 pm
AHS Springfield (Preferred)

200 Us Highway 22,

Springfield, NJ 07081

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9.46 mi away

973-376-4341
Monday: 9:00 am-5:00 pm
Tuesday: 9:00 am-5:00 pm
Wednesday: 9:00 am-5:00 pm
Thursday: 9:00 am-5:00 pm
Friday: 9:00 am-5:00 pm
Saturday: 9:00 am-1:00 pm
Sunday: 9:00 am-1:00 pm

Our focus on your safety

Our safety precautions help ensure your confidence and comfort while visiting our Patient Service Centers to get the testing you need, today and every day.

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Our company

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.