View up to date information on the Coronavirus Disease 2019 (COVID-19) from the Wisconsin Department of Health Services
You can also visit the Centers for Disease Control and Prevention website or our HSHS COVID-19 page.

The HSHS St. Nicholas Hospital Laboratory provides timely, cost-effective diagnostic pathology and laboratory services for hospital patients, outpatients, and outreach patients in community physicians’ offices. We have board certified pathologists and our lab personel participate in continuing education on a regular basis. 


  • 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


  • Service is available 24 hours a day, seven days a week.
  • Preferred outpatient hours are 6 a.m. through 6 p.m., however, round-the-clock service is available.
  • Appointments are not usually necessary, however, some specialized testing may require an appointment to facilitate the best possible test result turnaround and sample quality.
  • If you have questions or concerns, please contact us at (920) 459-4630.

*Some blood tests do require fasting prior to having your blood drawn. Please contact your health care provider or the HSHS St. Nicholas Lab to determine requirements for your specific testing.  

Laboratory results are available through your physician, HSHS St. Nicholas Information Management Department or MyPrevea if you have a Prevea Health provider.

What to expect

  • 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


  • Prevea Health
  • HSHS Eastern Wisconsin Divisional Laboratories
  • Quest Diagnostics
  • American Red Cross
  • Mayo Medical Laboratories
  • Wisconsin State Lab of Hygiene
  • Local and state health departments


The HSHS St. Nicholas Hospital laboratory accreditations include:

  • College of American Pathologists
  • Joint Commission on Accreditation of Healthcare Organizations (JCAHO)
Notice of Nondiscrimination:  English

Language Assistance:  Español | HmoobDeutsch | Français | 繁體中文 | Deitsch | Polskiالعربية | Русский | Italiano | Tagalogहिंदी  | ພາສາລາວ | 한국어 | Tiếng Việt | اُردُو |