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In-home sample collection may be available in your area for purchase through Quest Mobile™

When scheduling an appointment online, use your zip code (not city name) for best results. After entering your zip code, a Quest Mobile option will appear if it’s available for purchase in your area. Let’s check

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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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Cedar Ridge Behavioral Hlth Systems (Preferred)

841 Steubenville Ave,

Cambridge, OH 43725

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31.09 mi away

855-692-7247
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: 9:00 am-3:00 pm
Sunday: Closed
MBS Express Testing, Inc (Preferred)

211 1/2 N Wooster Ave,

Dover, OH 44622

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42.69 mi away

330-365-2200
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
Quest Diagnostics - Washington

360 Washington Rd,

Washington, PA 15301

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43.02 mi away

Schedule Appointment 724-222-4224
Monday: 7:00 am-11:00 am , 11:30 am-2:30 pm
Tuesday: 7:00 am-11:00 am , 11:30 am-2:30 pm
Wednesday: 7:00 am-11:00 am , 11:30 am-2:30 pm
Thursday: 7:00 am-11:00 am , 11:30 am-2:30 pm
Friday: 7:00 am-11:00 am , 11:30 am-2:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - McMurray

1015 Waterdam Plaza Dr,

Mc Murray, PA 15317

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49.01 mi away

Schedule Appointment 724-941-9492
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: Closed
Sunday: Closed
Genesis Occupational Hlth - Coshocton (Preferred)

499 South Second St,

Ste 420

Coshocton, OH 43812

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49.35 mi away

740-722-9568
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

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.