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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 - Uniontown

404 West Main St,

Uniontown, PA 15401

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12.16 mi away

Schedule Appointment 724-430-9690
Monday: 7:00 am-2:30 pm
Tuesday: 7:00 am-2:30 pm
Wednesday: 7:00 am-2:30 pm
Thursday: 7:00 am-2:30 pm
Friday: 7:00 am-2:30 pm
Saturday: 7:00 am-11:00 am
Sunday: Closed
Quest Diagnostics - Belle Vernon

760 Tri County Lane,

Ste 104

Belle Vernon, PA 15012

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26.94 mi away

Schedule Appointment 724-929-2939
Monday: 6:30 am-2:00 pm
Tuesday: 6:30 am-2:00 pm
Wednesday: 6:30 am-2:00 pm
Thursday: 6:30 am-2:00 pm
Friday: 6:30 am-2:00 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Washington

360 Washington Rd,

Washington, PA 15301

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36.44 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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38.91 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
Quest Diagnostics - Irwin

8943 State Route 30,

Irwin, PA 15642

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40.36 mi away

Schedule Appointment 724-863-1578
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 - White Oak

2001 Lincoln Way,

Ste 270, Oak Park Mall

White Oak, PA 15131

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40.81 mi away

Schedule Appointment 412-678-1484
Monday: 6:30 am-4:00 pm
Tuesday: 6:30 am-4:00 pm
Wednesday: 6:30 am-4:00 pm
Thursday: 6:30 am-4:00 pm
Friday: 6:30 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Greensburg-Westmoreland Mall

5240 Route 30,

Ste B

Greensburg, PA 15601

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41.08 mi away

Schedule Appointment 724-834-6001
Monday: 7:00 am-2:30 pm
Tuesday: 7:00 am-2:30 pm
Wednesday: 7:00 am-2:30 pm
Thursday: 7:00 am-2:30 pm
Friday: 7:00 am-2:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - UPMC Outpatient Center

275 Clairton Blvd,

West Mifflin, PA 15236

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41.21 mi away

Schedule Appointment 412-965-5058
Monday: 7:30 am-11:30 am , 12:00 pm-3:30 pm
Tuesday: 7:30 am-11:30 am , 12:00 pm-3:30 pm
Wednesday: 7:30 am-11:30 am , 12:00 pm-3:30 pm
Thursday: 7:30 am-11:30 am , 12:00 pm-3:30 pm
Friday: 7:30 am-11:30 am , 12:00 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - South Park

5219 Library Rd,

South Park Shops, Unit E9

Bethel Park, PA 15102

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41.63 mi away

Schedule Appointment 412-833-2131
Monday: 7:00 am-2:00 pm
Tuesday: 7:00 am-2:00 pm
Wednesday: 7:00 am-2:00 pm
Thursday: 7:00 am-2:00 pm
Friday: 7:00 am-2:00 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - West Mifflin

1907 Lebanon Church Rd,

Ste 104

West Mifflin, PA 15122

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41.96 mi away

Schedule Appointment 412-650-8916
Monday: 6:30 am-4:00 pm
Tuesday: 6:30 am-4:00 pm
Wednesday: 6:30 am-4:00 pm
Thursday: 6:30 am-4:00 pm
Friday: 6:30 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Bethel Park

1300 Oxford Dr,

Ste 1700

Bethel Park, PA 15102

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42.63 mi away

Schedule Appointment 412-835-6300
Monday: 6:00 am-5:30 pm
Tuesday: 6:00 am-5:30 pm
Wednesday: 6:00 am-5:30 pm
Thursday: 6:00 am-5:30 pm
Friday: 6:00 am-5:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Brentwood

4225 Brownsville Rd,

Shoppes at Brentwood

Pittsburgh, PA 15227

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43.28 mi away

Schedule Appointment 412-882-6727
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: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Mt. Lebanon

642 Washington Rd,

Mt. Lebanon, PA 15228

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45.15 mi away

Schedule Appointment 412-341-3031
Monday: 7:00 am-2:30 pm
Tuesday: 7:00 am-2:30 pm
Wednesday: 7:00 am-2:30 pm
Thursday: 7:00 am-2:30 pm
Friday: 7:00 am-2:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Forest Hills

2336 Ardmore Blvd,

Ardmore Shopping Center

Pittsburgh, PA 15221

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46.15 mi away

Schedule Appointment 412-271-1121
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 - Carnegie

1061 Washington Ave,

Carnegie, PA 15106

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46.77 mi away

Schedule Appointment 412-429-1307
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 - Monroeville UPMC - Employer Drug Testing Not Offered

600 Oxford Dr,

Ste 110

Monroeville, PA 15146

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47.24 mi away

Schedule Appointment 412-372-3027
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 - Squirrel Hill

2727 Murray Ave,

Pittsburgh, PA 15217

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47.26 mi away

Schedule Appointment 412-521-1544
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 - Southside

2310 Jane St,

Pittsburgh, PA 15203

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47.4 mi away

Schedule Appointment 412-459-8708
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 - Monroeville

2644 Mosside Blvd. Rt 48,

Mosside Village Shopping Center

Monroeville, PA 15146

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47.59 mi away

Schedule Appointment 412-373-6848
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 - Murrysville

4889 William Penn Hwy,

Walnut Hollow Shopping Center

Murrysville, PA 15668

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47.61 mi away

Schedule Appointment 724-327-7623
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 - Greentree

969 Greentree Rd,

Second Fl

Pittsburgh, PA 15220

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47.76 mi away

Schedule Appointment 412-922-0215
Monday: 6:30 am-5:30 pm
Tuesday: 6:30 am-5:30 pm
Wednesday: 6:30 am-5:30 pm
Thursday: 6:30 am-5:30 pm
Friday: 6:30 am-5:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Monroeville Center

3824 Northern Pike,

Ste 125

Monroeville, PA 15146

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47.8 mi away

Schedule Appointment 412-372-2898
Monday: 7:00 am-4:30 pm
Tuesday: 7:00 am-4:30 pm
Wednesday: 7:00 am-4:30 pm
Thursday: 7:00 am-4:30 pm
Friday: 7:00 am-4:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Oakland

120 Lytton Ave,

Ste 100 C

Pittsburgh, PA 15213

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48.69 mi away

Schedule Appointment 412-681-7669
Monday: 7:00 am-12:00 pm , 12:30 pm-3:00 pm
Tuesday: 7:00 am-12:00 pm , 12:30 pm-3:00 pm
Wednesday: 7:00 am-12:00 pm , 12:30 pm-3:00 pm
Thursday: 7:00 am-12:00 pm , 12:30 pm-3:00 pm
Friday: 7:00 am-12:00 pm , 12:30 pm-3:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Shadyside

4815 Centre Ave,

Ste 106

Pittsburgh, PA 15213

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49.14 mi away

Schedule Appointment 412-681-0513
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
Vitalant Clinical Services - Cord Blood Program

501 Martindale St,

1St Floor

Pittsburgh, PA 15212

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49.3 mi away

412-209-7460
Monday: Vary
Tuesday: Vary
Wednesday: Vary
Thursday: Vary
Friday: Vary
Saturday: Vary
Sunday: Vary

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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.