Quick. Accurate. Advanced.

Accredited by the College of American Pathologists, Williamson Medical Center’s Laboratory Services’ highly trained staff uses state-of-the-art technology and a proficient monitoring system to ensure our patients are cared for in a safe environment while receiving their test results quickly and accurately.

The Joint Commission Gold Seal

Blood Management Certification from The Joint Commission and AABB

Williamson Medical Center has received Patient Blood Management Certification from The Joint Commission and AABB making it one of four hospitals in the nation to achieve this status. The certification, awarded for a two-year period, recognizes Williamson Medical Center’s evidence-based, patient-centered approach to optimizing care for patients who may need a blood transfusion. The certification is based on the AABB Standards for a Patient Blood Management Program to help hospitals establish a comprehensive patient blood management program. Click here to read more.

WMC offers three convenient locations: at our main campus in Franklin, at Tollgate Medical Plaza in Thompson’s Station, and in West Franklin at 1950 Downs Blvd.

Ask your physician to refer you to Williamson Medical Center when lab work is ordered.

Lab Test Dictionary

In our Lab Test Dictionary you will find information pertaining to all of the tests we perform here at Williamson Medical Center’s Laboratory, as well as many of the tests we send to various referral laboratories. We have put together useful information to help with ordering, collection and processing. We have also included performance schedules and turn-around-times to indicate when results can be expected. For additional questions, please contact our lab team at 615-435-5800.

View Lab Test Dictionary


Williamson Tower, Sixth Floor

4323 Carothers Parkway
Suite 601
Franklin, 37067
Fax: 615-435-5799

Mon. – Fri.:  6 a.m. – 5 p.m. (previously open until 6 p.m.)

Sat.:  7 a.m. – 12 p.m., by appointment only. Please contact Customer Service at 615-435-5800 by 3 p.m. on the Friday prior to their visit to schedule an appointment (previously, patients could walk in or pre-register).

Williamson Medical Group office

1950 Downs Blvd.
Suite 102
Franklin, 37064
Fax: 615-435-5799
Please call Customer Service at 615-435-5800 for draw station hours.



Thompson’s Station:

Tollgate Medical Plaza

1106 Elliston Way
Suite 103
Thompson’s Station, 37167
Fax: 615-435-5799
Please call Customer Service at 615-435-5800 for draw station hours.


With our newest technology, we’re able to identify the exact bacteria causing your bloodstream infection within a couple of hours of a positive blood culture, so your physician can prescribe the most appropriate antibiotic as quickly as possible.

- Patti Walton, MHSA, MT(ASCP)

Laboratory Administrative Director at Williamson Medical Center

Additional Resources