Laboratory Services

The Laboratory at Cass County Health System is staffed 24 hours a day, seven days a week, by a team of experienced laboratory technicians and technologists. We are proud to have consistently earned the prestigious College of American Pathologists Accreditation every year, and our lab is Clinical Laboratory improvement Amendments (CLIA) certified.

We perform approximately 300,000 tests per year, and we work closely with our primary reference lab at the Mayo Clinic.

Our Services

  • Routine testing
  • Chemistry
  • Urinalysis
  • Blood Bank
  • Immunology
  • Coagulation
  • Serology
  • Hematology
  • Microbiology
  • Molecular biology
  • Breath alcohol testing
  • Chain of custody drug screen collections
  • Paternity testing collections

Our Hours & Contact Information

Our laboratory is open 24/7 for emergent, inpatient, and after-hours tests. We are fully staffed to assist outpatients during these hours:

  • 7 am to 7 pm Monday through Friday
  • 7 am to 2 pm on Saturday and Sunday

Our direct fax line is 712-243-7454.

Questions? Call the Laboratory at 712-243-7440.

Test Iowa information can be found at or
Visitor Information can be found at