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Laboratory Services

The HSHS St. Mary’s Hospital Medical Center Laboratory provides timely, cost-effective diagnostic pathology and laboratory services for hospital patients, outpatients and outreach patients in community’s physicians’ offices.

Female lab technician smiling while using microscope

We have board-certified pathologists and our lab personnel participate in continuing education on a regular basis. 

Schedule an appointment for your lab work.

Log into MyHSHS

Just log in and find “schedule an appointment” under menu. You’ll need to choose the location, answer a few questions, select the day and time and then you’re all set. No referral needed!

Don’t have a MyHSHS account? No problem. It’s easy to set up. Learn how now.

High quality Pathology & Laboratory services

  • Outpatient hours are 6:30 am to 6 pm, Monday-Friday (closed weekends)
  • All patients must have a lab appointment and register prior to coming to the laboratory for testing. 
  • If you have questions or concerns, please contact us at 920-498-4679.


The HSHS St. Mary’s Hospital Medical Center laboratory accreditations include:

  • College of American Pathologists
  • The Joint Commission

​*Some blood tests require fasting prior to your blood draw. Please contact your health care provider or the HSHS St. Mary's Hospital Lab to determine the requirements for your specific testing.  

Laboratory results are available through your physician, the HSHS St. Mary’s Hospital Medical Center Information Management Department or MyPrevea, if you have a Prevea Health provider.

  • Blood bank testing
  • Microbiology testing
  • Hematology testing
  • Coagulation testing
  • Serology testing
  • Urine drug testing (non-employment)
  • Chemistry testing
  • Immunology testing
  • Outreach testing
  • Access to reference laboratories
  • Phlebotomy services (inpatient/outpatient)
  • Anatomic pathology services
  •  24 hour turnaround time on most testing
  •  STAT testing
  •  In-lab outpatient drawing room
  •  State-of-the art instrumentation run by highly skilled personnel
  •  A safe environment