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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 - HARDIN HOSP

921 E Franklin St,

Kenton, OH 43326

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1.22 mi away

Schedule Appointment 567-305-1930
Monday: 7:00 am-5:00 pm
Tuesday: 7:00 am-5:00 pm
Wednesday: 7:00 am-5:00 pm
Thursday: 7:00 am-5:00 pm
Friday: 7:00 am-5:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Marion

1069 Delaware Ave,

Ste B

Marion, OH 43302

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26.55 mi away

Schedule Appointment 419-560-1738
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 - MARION LAB -DELAWARE AVE.

1040 Delaware Ave,

Marion, OH 43302

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26.7 mi away

Schedule Appointment 567-908-9161
Monday: 7:00 am-5:30 pm
Tuesday: 7:00 am-5:30 pm
Wednesday: 7:00 am-5:30 pm
Thursday: 7:00 am-5:30 pm
Friday: 7:00 am-5:30 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - MARION - UNIVERSITY DR

130 University Dr,

Ste 1200

Marion, OH 43302

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28.12 mi away

Schedule Appointment 567-908-9375
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 - WILLIAM ST

2295 W. William St,

Ste 200

Delaware, OH 43015

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35.35 mi away

Schedule Appointment 220-262-0985
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 - BUCYRUS - N. SANDISKY AVE.

725 North Sandusky Ave,

Ste 2

Bucyrus, OH 44820

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36.1 mi away

Schedule Appointment 567-409-9040
Monday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Thursday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Friday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - DELAWARE HC - OHIOHEALTH BLVD.

801 Ohiohealth Blvd,

Suite Number #100

Delaware, OH 43015

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41.6 mi away

Schedule Appointment 220-246-1404
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 - POWELL FAM MED

4141 N Hampton Dr,

Ste 200

Powell, OH 43065

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44.05 mi away

Schedule Appointment 740-513-0520
Monday: 7:30 am-5:00 pm
Tuesday: 7:30 am-5:00 pm
Wednesday: 7:30 am-5:00 pm
Thursday: 7:30 am-5:00 pm
Friday: 7:30 am-4:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - DUBLIN HOSP

7450 Hospital Dr,

Ste 175

Dublin, OH 43016

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44.17 mi away

Schedule Appointment 220-262-0988
Monday: 7:00 am-5:00 pm
Tuesday: 7:00 am-5:00 pm
Wednesday: 7:00 am-5:00 pm
Thursday: 7:00 am-5:00 pm
Friday: 7:00 am-5:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - DUBLIN PRIMARY

6905 Hospital Dr,

Ste 110

Dublin, OH 43016

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44.25 mi away

Schedule Appointment 220-262-0995
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: Closed
Sunday: Closed
Quest Diagnostics - LEWIS CENTER

7853 Pacer Drive,

Ste 3E

Delaware, OH 43015

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44.58 mi away

Schedule Appointment 740-513-9770
Monday: 7:30 am-4:30 pm
Tuesday: 7:30 am-4:30 pm
Wednesday: 7:30 am-4:30 pm
Thursday: 7:30 am-4:30 pm
Friday: 7:30 am-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - Dublin Bradenton

5130 Bradenton Ave,

Ste C

Dublin, OH 43017

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46.4 mi away

Schedule Appointment 380-209-7904
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: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - CompuNet UVMC Patient Service Center

3130 N. Co Rd 25A,

1St Floor

Troy, OH 45373

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50.01 mi away

Schedule Appointment 937-440-4568
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: 7:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - UPPER ALRINGTON - TREMONT RD.

3363 Tremont Rd,

Ste 200

Upper Arlington, OH 43221

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51.66 mi away

Schedule Appointment 614-616-5555
Monday: 7:00 am-5:00 pm
Tuesday: 7:00 am-5:00 pm
Wednesday: 7:00 am-5:00 pm
Thursday: 7:00 am-5:00 pm
Friday: 7:00 am-5:00 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - MID OHIO - OLENTANGY RIVER RD.

3705 Olentangy River Rd,

Ste 112

Columbus, OH 43214

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51.86 mi away

Schedule Appointment 614-671-3475
Monday: 7:30 am-5:00 pm
Tuesday: 7:30 am-5:00 pm
Wednesday: 7:30 am-5:00 pm
Thursday: 7:30 am-5:00 pm
Friday: 7:30 am-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - RIVERSIDE LAB - OLENTANGY RIVER RD

3535 Olentangy River Rd,

Ste Y180

Columbus, OH 43214

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52.07 mi away

Schedule Appointment 614-753-3000
Monday: 6:30 am-6:30 pm
Tuesday: 6:30 am-6:30 pm
Wednesday: 6:30 am-6:30 pm
Thursday: 6:30 am-6:30 pm
Friday: 6:30 am-6:30 pm
Saturday: 7:00 am-12:00 pm
Sunday: 7:00 am-1:00 pm
Quest Diagnostics - OHIO HEALTH PKWY

3430 Ohiohealth Pkwy,

Ste1250

Columbus, OH 43202

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52.33 mi away

614-306-4000
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
Quest Diagnostics - VAN WERT HOSP

1250 S Washington St,

First Fl

Van Wert, OH 45891

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53.07 mi away

Schedule Appointment 567-259-9385
Monday: 7:00 am-5:00 pm
Tuesday: 7:00 am-5:00 pm
Wednesday: 7:00 am-5:00 pm
Thursday: 7:00 am-5:00 pm
Friday: 7:00 am-5:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - VAN WERT NORTH

214 Towne Center Blvd,

Van Wert, OH 45891

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53.64 mi away

Schedule Appointment 567-433-5955
Monday: 7:30 am-12:00 pm , 1:00 pm-4:30 pm
Tuesday: 7:30 am-12:00 pm , 1:00 pm-4:30 pm
Wednesday: 7:30 am-12:00 pm , 1:00 pm-4:30 pm
Thursday: 7:30 am-12:00 pm , 1:00 pm-4:30 pm
Friday: 7:30 am-12:00 pm , 1:00 pm-4:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - DOCTORS HOSP - W. BROAD ST.

5100 W/ Broad St,

Ste 1460

Columbus, OH 43228

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53.76 mi away

Schedule Appointment 614-623-4586
Monday: 7:00 am-5:00 pm
Tuesday: 7:00 am-5:00 pm
Wednesday: 7:00 am-5:00 pm
Thursday: 7:00 am-5:00 pm
Friday: 7:00 am-5:00 pm
Saturday: 8:00 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Brice Road

99 N Brice Rd North,

Ste 150

Columbus, OH 43213

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61.56 mi away

Schedule Appointment 380-799-2225
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: Closed
Sunday: Closed
Quest Diagnostics - PICKERINGTON - REFUGEE RD.

1010 Refugee Rd,

Ste 100

Pickerington, OH 43147

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66.85 mi away

Schedule Appointment 614-381-2090
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: 7:30 am-12:00 pm
Sunday: Closed
Quest Diagnostics - CompuNet Northwest Dayton Patient Service Center

2649 Salem Ave,

Ste 550

Dayton, OH 45406

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67.28 mi away

Schedule Appointment 937-734-6470
Monday: 8:00 am-11:30 am , 1:00 pm-4:00 pm
Tuesday: 8:00 am-11:30 am , 1:00 pm-4:00 pm
Wednesday: 8:00 am-11:30 am , 1:00 pm-4:00 pm
Thursday: 8:00 am-11:30 am , 1:00 pm-4:00 pm
Friday: 8:00 am-11:30 am , 1:00 pm-4:00 pm
Saturday: Closed
Sunday: Closed
Compunet Clinical Laboratories - CompuNet Xenia Patient Service Center

2066 W Main St,

Ste A01

Xenia, OH 45385

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68.07 mi away

866-697-8378
Monday: 7:30 am-11:30 am , 1:00 pm-3:30 pm
Tuesday: 7:30 am-11:30 am , 1:00 pm-3:30 pm
Wednesday: 7:30 am-11:30 am , 1:00 pm-3:30 pm
Thursday: 7:30 am-11:30 am , 1:00 pm-3:30 pm
Friday: 7:30 am-11:30 am , 1:00 pm-3:30 pm
Saturday: Closed
Sunday: Closed
Quest Diagnostics - CompuNet Brown Street Patient Service Center

1715 Brown St,

Ste 250

Dayton, OH 45409

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69.2 mi away

937-567-3450
Monday: 7:30 am-12:00 pm , 1:30 pm-3:30 pm
Tuesday: 7:30 am-12:00 pm , 1:30 pm-3:30 pm
Wednesday: 7:30 am-12:00 pm , 1:30 pm-3:30 pm
Thursday: 7:30 am-12:00 pm , 1:30 pm-3:30 pm
Friday: 7:30 am-12:00 pm , 1:30 pm-3:30 pm
Saturday: 7:30 am-12:00 pm
Sunday: Closed
Quest Diagnostics - Inside Central Avenue Walmart

5821 W Central Ave,

Toledo, OH 43615

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71.67 mi away

Schedule Appointment 419-442-0249
Monday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Tuesday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Wednesday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Thursday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Friday: 7:00 am-12:00 pm , 1:00 pm-4:00 pm
Saturday: 7:00 am-11:00 am
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.