Memorial Hermann Diagnostic Laboratories - Memorial City Medical Plaza 3
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Memorial Hermann Diagnostic Laboratory - Memorial City Medical Plaza 3

  • Mon: 7:30am-5:30pm
  • Tue: 7:30am-5:30pm
  • Wed: 7:30am-5:30pm
  • Thu: 7:30am-5:30pm
  • Fri: 7:30am-5:30pm
  • Sat: 8:00am-12:00pm
  • (713) 722-0647 tel

    (713) 722-0620 fax

  • 915 Gessner Road

    Suite 480

    Houston, TX 77024

    Directions >

  • Garage 3

  • Now Open

    7:30am - 5:30pm

    Show All Hours >


Memorial Hermann Diagnostic Laboratory located in Medical Plaza 3 on the Memorial Hermann Memorial City Hospital campus, offers a wide array of testing, including the latest in wellness biometric tests, and provides one-day turnaround on most testing. No appointment is needed, and walk-ins are welcome. Memorial Hermann Diagnostic Laboratory at the Memorial City Medical Plaza 3 location accepts lab orders from all physicians, including out-of-state physicians.

Memorial Hermann Diagnostic Laboratory is committed to delivering high quality, reliable diagnostic services including:

  • Basic metabolic panel
  • Cardiac panel
  • Complete blood count
  • Comprehensive metabolic panel
  • Electrolyte panel
  • Flu testing
  • Glucose level
  • Hepatic function
  • Mononucleosis screening
  • Occult blood stool testing
  • Pregnancy testing (blood- and urine-based)
  • Renal function
  • Streptococcus testing
  • Urinalysis

Benefits of Memorial Hermann Diagnostic Laboratory include:

  • Experienced phlebotomists
  • Accepts most insurance plans
  • Walk-ins welcome

Memorial Hermann Diagnostic Laboratory is appropriately licensed and accredited. For general information and hours, please call Client Services at (713) 338-4522.


Enter parking Garage 3 via Kingsride or Gessner. Take garage elevator that is facing east to the 2nd floor and turn right to take the sky bridge into Plaza 3. Proceed to the elevators that will take you to the 4th floor, Suite 480.