Contact our call center
Technically trained staff can assist you with courier, supplies, testing, and web portal setup. Board-certified pathologists and clinical PhDs are available to consult with you on difficult cases.
Contact us
Call: 1-800-222-5835
Marshfield Labs1000 North Oak Avenue
Marshfield, WI 54449
Additional Support
Test Reference Manuals
As part of a large medical and research institution, we offer a comprehensive menu of laboratory tests.
We have test directories available for:
Supplies & Services
Marshfield Labs provides our clients with the necessary supplies for the sample collection of tests submitted to our laboratory. Supplies can be ordered online or by completing a supply request form.
Courier or overnight transport of your specimens to our testing facility is available.
Contact Us About Courier Services
Portal Account Access
With your Marshfield Labs’ portal account you can: order tests, view test status, view and download results, order supplies, schedule a courier, trend patient results, and view invoices.
Account Access Support
To sign up for a new account or for technical help:
Quick Guides
For assistance on using your account, please see our quick reference guides.
Portal Reference Guide (PDF)
Billing
Marshfield Labs offers weekly, bi-monthly or monthly invoicing to fit your needs.
Online invoicing is available with our portal account.
All billed charges are due and payable NET 30 days of billing.
Phone: 1-800-222-5835