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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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Valley Mission Medical (Preferred)

220 N Maclay Ave,

Ste 2

San Fernando, CA 91340

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2.23 mi away

818-837-1355
Monday: 9:30 am-4:00 pm
Tuesday: 9:30 am-4:00 pm
Wednesday: 9:30 am-4:00 pm
Thursday: 9:30 am-4:00 pm
Friday: 9:30 am-4:00 pm
Saturday: Closed
Sunday: Closed
ProActive Work Van Nuys (Preferred)

16360 Roscoe Blvd,

Ste 120

Van Nuys, CA 91406

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4.39 mi away

818-578-0125
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: Closed
Sunday: Closed
Healthline Medical Group (Preferred)

15211 Vanowen St,

Ste 105

Van Nuys, CA 91405

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4.85 mi away

818-997-7711
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: 9:00 am-2:00 pm
Sunday: 9:00 am-2:00 pm
Carbon Health - Sherman Oaks (Preferred)

4550 Van Nuys Blvd,

Ste A4-a5

Sherman Oaks, CA 91403

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7.18 mi away

818-230-2938
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-8:00 pm
Sunday: 8:00 am-8:00 pm
ProActive Work Chatsworth (Preferred)

9421 Winnetka Ave,

Chatsworth, CA 91311

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8.11 mi away

747-444-4090
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: Closed
Sunday: Closed
New Era Drug Testing LLC (Preferred)

801 S Glenoaks Blvd,

Burbank, CA 91502

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8.38 mi away

818-956-0801
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: 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.