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Upcoming holiday closures 

Quest Patient Service Centers will be closed on Friday, July 3 and Saturday, July 4, 2026, in observance of Independence Day, and to give our frontline team the time to recharge. Don't let the holiday interrupt your care. Plan your visit today.

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Quest Diagnostics

Lewisville, TX licensure

Med Fusion
2501 South State Highway 121, Suite 1100
Lewisville, TX 75067 

LicensesExpiresLicense/Permit #
CAP
01-24-277236491
CLIA03-08-2745D2004217
California04-28-27CDS-90000722
MarylandNon-Expiring2065
New York06-30-26PFI: 9407
Ohio (Lead)03-05-27C10228
Pennsylvania08-15-2636298
Rhode Island12-30-27LCO01579
ISO 14001:201505-15-2825-R4605
ISO 1518909-22-28 

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. © 2026 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.