Laboratory Hours

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Hours of Operation

  • Monday – Friday
  • 8:00 AM – 5:00 PM
  • Saturday AM 
  • Clinical Pathology and Bacteriology/Mycology operate with limited staff


Observed Holiday Closings

UTVMC Diagnostic Laboratory and Courier Service will be closed on the following dates. Practices utilizing our local courier service can expedite turn-around time for results by calling (865) 974-5774 to request a morning pick-up on the next normal business day.


 Calendar Year 2021

  • Friday, Jan. 1 – New Year’s Day
  • Monday, Jan. 18 – Martin Luther King, Jr. Day
  • Friday, April 2 – Spring Holiday
  • Monday, May 31 – Memorial Day
  • Monday, July 5 – Independence Day
  • Monday, Sept. 6 – Labor Day
  • Thursday and Friday, Nov. 25 and 26 – Thanksgiving
  • Friday, Dec. 24 through Thursday, Dec. 30 – Winter Holiday

In the event of an emergency, please call (865) 974-8387 to request a call back from the laboratory director for the specific specimen in question.