5240 Route 30,
Ste B
Greensburg, PA 15601
Get Directions
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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2.5 mi away
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 - Irwin
8943 State Route 30,
Irwin, PA 15642
Get Directions4.03 mi away
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
7.06 mi away
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
10.16 mi away
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
10.3 mi away
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
11.1 mi away
Monday:
8:30 am-5:00 pm
Tuesday:
8:30 am-5:00 pm
Wednesday:
8:30 am-5:00 pm
Thursday:
8:30 am-5:00 pm
Friday:
8:30 am-5:00 pm
Saturday:
Closed
Sunday:
Closed
12.61 mi away
Monday:
8:00 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday:
8:00 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday:
8:00 am-12:00 pm , 1:00 pm-4:00 pm
Thursday:
8:00 am-12:00 pm , 1:00 pm-4:00 pm
Friday:
8:00 am-12:00 pm , 1:00 pm-4:00 pm
Saturday:
Closed
Sunday:
Closed
13.85 mi away
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 - Penn Hills
12240 Frankstown Rd,
Penn Hills, PA 15235
Get Directions14.77 mi away
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
17.84 mi away
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 - Squirrel Hill
2727 Murray Ave,
Pittsburgh, PA 15217
Get Directions17.87 mi away
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
17.89 mi away
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
18.15 mi away
Monday:
8:30 am-4:00 pm
Tuesday:
8:30 am-4:00 pm
Wednesday:
8:30 am-4:00 pm
Thursday:
8:30 am-4:00 pm
Friday:
8:30 am-4:00 pm
Saturday:
Closed
Sunday:
Closed
19.15 mi away
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
19.27 mi away
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:
Closed
Sunday:
Closed
19.55 mi away
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:
7:00 am-12:00 pm
Sunday:
Closed
19.69 mi away
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
19.75 mi away
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
19.85 mi away
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 - Southside
2310 Jane St,
Pittsburgh, PA 15203
Get Directions20.16 mi away
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
20.62 mi away
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-5:00 pm
Sunday:
9:00 am-5:00 pm
21.68 mi away
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 - Natrona Heights
1604 Burtner Rd,
Natrona Heights, PA 15065
Get Directions21.86 mi away
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
23.05 mi away
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 - Mt. Lebanon
642 Washington Rd,
Mt. Lebanon, PA 15228
Get Directions23.11 mi away
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
23.16 mi away
Monday:
1:00 pm-5:00 pm
Tuesday:
8:30 am-11:30 am
Wednesday:
1:00 pm-5:00 pm
Thursday:
8:30 am-11:30 am
Friday:
8:30 am-11:30 am
Saturday:
Closed
Sunday:
Closed
23.72 mi away
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 - North Hills
4771 McKnight Rd,
Pittsburgh, PA 15237
Get Directions24.7 mi away
Monday:
6:30 am-5:00 pm
Tuesday:
6:30 am-5:00 pm
Wednesday:
6:30 am-5:00 pm
Thursday:
6:30 am-5:00 pm
Friday:
6:30 am-5:00 pm
Saturday:
7:00 am-12:00 pm
Sunday:
Closed
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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.