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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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Fast Pace - Johnson City (Preferred)

1800 W Market St,

Johnson City, TN 37604

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3.4 mi away

423-854-4190
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-6:00 pm
Sunday: 1:00 pm-5:00 pm
Fast Pace - Piney Flats (Preferred)

5554 Highway 11 E,

Piney Flats, TN 37686

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5.26 mi away

423-666-0030
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-6:00 pm
Sunday: 1:00 pm-6:00 pm
Fast Pace - Elizabethton (Preferred)

414 Northeast St,

Elizabethton, TN 37643

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6.57 mi away

423-666-6174
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-6:00 pm
Sunday: 1:00 pm-6:00 pm
Fast Pace - Jonesborough (Preferred)

805 W Jackson Blvd,

Jonesborough, TN 37659

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8.86 mi away

423-850-8190
Monday: Vary
Tuesday: Closed
Wednesday: Closed
Thursday: Closed
Friday: Closed
Saturday: Closed
Sunday: Closed
Criterion Services (Preferred)

405 Roy Martin Rd,

Ste 104

Johnson City, TN 37615

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9.09 mi away

423-446-1006
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
Fast Pace - Blountville (Preferred)

1913 Highway 394,

Unit 2

Blountville, TN 37617

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12.77 mi away

423-662-7002
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-6:00 pm
Sunday: 1:00 pm-5:00 pm
Fast Pace - Erwin (Preferred)

1112 N Main Ave,

Erwin, TN 37650

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13.16 mi away

423-560-6010
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: 8:00 am-6:00 pm
Sunday: 1:00 pm-5:00 pm
Fast Pace - Kingsport (Preferred)

1797 Fort Henry Dr,

Kingsport, TN 37664

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16.65 mi away

423-830-0516
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-6:00 pm
Sunday: 1:00 pm-6:00 pm
Fast Pace - Bristol TN (Preferred)

1231 Volunteer Pkwy,

Bristol, TN 37620

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17.03 mi away

423-793-7223
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-6:00 pm
Sunday: 1:00 pm-5:00 pm
Quest Diagnostics - Bristol

350 Blountville Hwy,

Ste 104

Bristol, TN 37620

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18.27 mi away

Schedule Appointment 423-764-4330
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
Fast Pace - Church Hill (Preferred)

1116 Highway 11 W,

Church Hill, TN 37642

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23.31 mi away

423-226-5109
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-6:00 pm
Sunday: 1:00 pm-5:00 pm
Fast Pace - Greeneville (Preferred)

3430 E Andrew Johnson Hwy,

Greeneville, TN 37745

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25.29 mi away

423-820-0033
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-6:00 pm
Sunday: 1:00 pm-6:00 pm
Fast Pace - Mountain City TN (Preferred)

2280 S Shady St,

Mountain City, TN 37683

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29.28 mi away

423-501-2165
Monday: 7:00 am-7:00 pm
Tuesday: 7:00 am-7:00 pm
Wednesday: 7:00 am-7:00 pm
Thursday: 7:00 am-7:00 pm
Friday: 7:00 am-7:00 pm
Saturday: 8:00 am-6:00 pm
Sunday: 1:00 pm-5:00 pm
Mission WorkWell - Blue Ridge Hosp LAB (Preferred)

125 Hospital Dr,

Spruce Pine, NC 28777

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32.88 mi away

828-765-4201
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: Closed
Sunday: Closed
Mission WorkWell - Blue Ridge Reg Hosp (Preferred)

125 Hospital Dr,

Spruce Pine, NC 28777

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32.91 mi away

828-766-1692
Monday: 9:00 am-4:30 pm
Tuesday: 9:00 am-4:30 pm
Wednesday: 9:00 am-4:30 pm
Thursday: 9:00 am-4:30 pm
Friday: 9:00 am-4:30 pm
Saturday: Closed
Sunday: Closed
Holston Family Health Center (Preferred)

306 S Shady Ave,

Damascus, VA 24236

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35.27 mi away

276-475-5116
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: Closed
Sunday: Closed
Fast Pace - Rogersville TN (Preferred)

300 Park Blvd,

Rogersville, TN 37857

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35.36 mi away

423-347-6021
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-6:00 pm
Sunday: 8:00 am-5:00 pm
Appalachia Family Health Center (Preferred)

536 E Main St,

Appalachia, VA 24216

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45.64 mi away

276-565-2760
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: Closed
Sunday: Closed
Stone Mountain Health Services (Preferred)

276 Fieldstone Dr,

Jonesville, VA 24263

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49.06 mi away

276-546-3001
Monday: 10:00 am-3:00 pm
Tuesday: 10:00 am-3:00 pm
Wednesday: 10:00 am-3:00 pm
Thursday: 10:00 am-3:00 pm
Friday: 10:00 am-3:00 pm
Saturday: Closed
Sunday: Closed
Mission Hospital - McDowell (Preferred)

430 Rankin Dr,

Marion, NC 28752

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49.46 mi away

828-652-1400
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
Mission WorkWell - McDowell Hosp (Preferred)

472 Rankin Dr,

Marion, NC 28752

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49.49 mi away

828-213-3116
Monday: 8:00 am-4:30 pm
Tuesday: 8:00 am-4:30 pm
Wednesday: 8:00 am-4:30 pm
Thursday: 8:00 am-4:30 pm
Friday: 8:00 am-4:30 pm
Saturday: 9:00 am-5:00 pm
Sunday: 9:00 am-5:00 pm

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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.