Laboratory Services

Experienced Laboratory Staff Always Available for You

The lab is available 24/7 to serve your outpatient testing needs. For optimal service, many tests are quickly transmitted to the ordering physician/provider. See below for additional information including hours and locations.

Huntsville Memorial Hospital (HMH) Laboratory Locations:

Huntsville Memorial Hospital (Main Hospital)
110 Memorial Hospital Drive
Huntsville, TX 77340
Phone: 936-291-4276
CLIA 45D0495059
CAP 2119601
Hours: 24/7

HMH Madisonville Clinic
1613 E. Main Street
Madisonville, TX 77864
Phone: 936-348-8600
CLIA 45D2049158
CAP 8723752
Hours: Monday - Friday 8:00 a.m. - 12:00 p.m. and 1:00 p.m. - 5:00 p.m.

Tips for Your Laboratory Outpatient Visit:

  • Complete the Pre-Registration Form on the “Patients & Visitor” tab.
  • Bring a copy of the laboratory test(s) order from your physician/provider.
  • Make sure your physician/provider tells you whether or not to fast or abstain from taking medications prior to your lab test.
  • Bring your driver’s license.
  • Bring your insurance cards.
  • Check in at the Admissions Desk
    • Main Hospital: M-Th 6:45 am – 5:30pm in Lobby
    • Main Hospital: Friday 6:45am – 4:30 pm in Lobby
    • Main Hospital: After hours check in at the Emergency Room Registration