Onsite services

Onsite services

Prairie Lakes Laboratories provide 24-hour clinical testing and pathology services for inpatients and outpatients. Having our own labs speeds up the time results are shared and results in lower costs for you.

Common lab tests:

  • Cholesterol
  • HDL
  • PSA
  • Glucose
  • Urinalysis

The staff provides routine and specialized analysis of blood, body fluids and tissues. Lab departments include histology for tissue studies, chemistry, special chemistry, blood bank, bacteriology, phlebotomy, hemostasis, serology, and hematology.

Routine Lab Appointments at Prairie Lakes Brown Clinic

Northridge Location:

  • Lab Hours: 6:30 am - 5:00 pm (Note: longer waits will be experienced 6:30 a.m. - 7:30 a.m.)
  • Collections will be on a first-come, first-serve basis.
  • Non-fasting labs can be collected any time between 6:30 am - 5:00 pm at the Prairie Lakes Brown Clinic Northridge location.
  • Lab samples should be collected a minimum of 1-2 hours prior to your appointment with the Provider.
  • For your convenience, you can come up to 2 days prior to your scheduled appointment with your Provider.

Fasting Instructions

Water only for 12 hours prior to lab collection.


If you have any questions, please call Prairie Lakes Brown Clinic at 605-886-8482.

Order your own lab test:

The public has the opportunity to pay for lab tests directly without a physician referral via the Read more.

Donate Blood: 

Your donation of blood makes a difference to people right here in the Watertown area. All of the blood donated at Prairie Lakes through the Community Blood Bank comes back to the hospital for our patients. The donation process takes 20–30 minutes. Read more