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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 - Las Vegas West Lake Mead

7460 W Lake Mead Blvd,

Ste 3

Las Vegas, NV 89128

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0.99 mi away

Schedule Appointment 702-239-8963
Monday: 5:30 am-5:30 pm
Tuesday: 5:30 am-5:30 pm
Wednesday: 5:30 am-5:30 pm
Thursday: 5:30 am-5:30 pm
Friday: 5:30 am-5:30 pm
Saturday: 5:30 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Las Vegas 761 South Rainbow-(Rainbow and Alta)

761 S Rainbow Blvd,

Ste 100

Las Vegas, NV 89145

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1.49 mi away

Schedule Appointment 702-786-3791
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
Quest Diagnostics - Las Vegas North Tenaya - Employer Drug Testing Not Offered

3150 N Tenaya Wy,

Ste 250

Las Vegas, NV 89128

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2.37 mi away

Schedule Appointment 702-786-3291
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: Closed
Sunday: Closed
Quest Diagnostics - Las Vegas West Sahara Avenue

9420 W Sahara Ave,

Ste 108

Las Vegas, NV 89117

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3.39 mi away

Schedule Appointment 702-236-9563
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: Closed
Sunday: Closed
Quest Diagnostics - Las Vegas South Rancho Dr

900 S Rancho Dr,

Ste 160

Las Vegas, NV 89106

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4.81 mi away

Schedule Appointment 725-272-9872
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: Closed
Sunday: Closed
Quest Diagnostics - Las Vegas Durango

4266 S Durango Dr,

Ste I

Las Vegas, NV 89147

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5.01 mi away

Schedule Appointment 702-859-0224
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: Closed
Sunday: Closed
Quest Diagnostics - Las Vegas West Tropical Parkway

7891 W Tropical Pkwy,

Ste 110

Las Vegas, NV 89149

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6.07 mi away

Schedule Appointment 702-232-4751
Monday: 5:00 am-5:30 pm
Tuesday: 5:00 am-5:30 pm
Wednesday: 5:00 am-5:30 pm
Thursday: 5:00 am-5:30 pm
Friday: 5:00 am-5:30 pm
Saturday: 5:30 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Las Vegas S. Rainbow/Russell

5608 S Rainbow Blvd,

Las Vegas, NV 89118

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6.72 mi away

Schedule Appointment 866-697-8378
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: Closed
Sunday: Closed
Quest Diagnostics - North Las Vegas East Lake Mead

1815 E Lake Mead Blvd,

Ste 103

North Las Vegas, NV 89030

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7.32 mi away

Schedule Appointment 702-908-5371
Monday: 7:30 am-4:00 pm
Tuesday: 7:30 am-4:00 pm
Wednesday: 7:30 am-4:00 pm
Thursday: 7:30 am-4:00 pm
Friday: 7:30 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - North Las Vegas Aliante Parkway

6945 Aliante Pkwy,

Ste 104

North Las Vegas, NV 89084

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8.34 mi away

Schedule Appointment 702-250-9860
Monday: 5:00 am-5:30 pm
Tuesday: 5:00 am-5:30 pm
Wednesday: 5:00 am-5:30 pm
Thursday: 5:00 am-5:30 pm
Friday: 5:00 am-5:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Las Vegas 4230 Burnham

4230 Burnham Ave,

Ste 144

Las Vegas, NV 89119

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8.71 mi away

Schedule Appointment 702-236-7041
Monday: 5:00 am-6:00 pm
Tuesday: 5:00 am-6:00 pm
Wednesday: 5:00 am-6:00 pm
Thursday: 5:00 am-6:00 pm
Friday: 5:00 am-6:00 pm
Saturday: 5:00 am-1:30 pm
Sunday: 6:00 am-10:00 am
Quest Diagnostics - Las Vegas North Nellis Boulevard

305 N Nellis Blvd,

Ste 150

Las Vegas, NV 89110

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10.44 mi away

Schedule Appointment 702-859-0328
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: Closed
Sunday: Closed
Quest Diagnostics - Henderson Mountain Vista

6301 Mountain Vista St,

Ste 100

Henderson, NV 89014

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12.32 mi away

Schedule Appointment 702-218-5768
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: Closed
Sunday: Closed
Quest Diagnostics - Henderson Green Valley

2265 N Green Valley Pkwy,

Ste 100

Henderson, NV 89014

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12.78 mi away

Schedule Appointment 702-306-0436
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: Closed
Sunday: Closed
Quest Diagnostics - Henderson North Gibson Road - Employer Drug Testing Not Offered

800 N Gibson Rd,

Ste 111

Henderson, NV 89011

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14.46 mi away

Schedule Appointment 702-239-7938
Monday: 6:30 am-2:30 pm
Tuesday: 6:30 am-2:30 pm
Wednesday: 6:30 am-2:30 pm
Thursday: 6:30 am-2:30 pm
Friday: 6:30 am-2:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Henderson 10001 South Eastern

10001 S Eastern Ave,

Ste 309

Henderson, NV 89052

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14.48 mi away

Schedule Appointment 702-859-0254
Monday: 6:00 am-5:00 pm
Tuesday: 6:00 am-5:00 pm
Wednesday: 6:00 am-5:00 pm
Thursday: 6:00 am-5:00 pm
Friday: 6:00 am-5:00 pm
Saturday: 7:00 am-1:00 pm
Sunday: Closed
Quest Diagnostics - Henderson HorizonRidge - Employer Drug Testing Not Offered

2465 W Horizon Ridge Pkwy,

Ste 120

Henderson, NV 89052

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15.08 mi away

Schedule Appointment 725-221-0893
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 - Henderson Anthem

2505 Anthem Village Dr,

Ste J

Henderson, NV 89052

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16.48 mi away

Schedule Appointment 702-271-7490
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 - Henderson North Boulder

210 N Boulder Hwy,

Ste 140

Henderson, NV 89015

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17.59 mi away

Schedule Appointment 702-239-8621
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 - Pahrump South Highway

150 S Highway 160,

Ste 10C

Pahrump, NV 89048

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39.11 mi away

Schedule Appointment 775-764-8527
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: Closed
Sunday: Closed

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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.