Case file · DatabreachRecords

MARSHFIELD CLINIC HEALTH SYSTEM data breach case filings

1 lawsuit recorded against MARSHFIELD CLINIC HEALTH SYSTEM in United States courts.

Got a MARSHFIELD CLINIC HEALTH SYSTEM letter? Ask a question

Recorded filings

Data breach lawsuits in Illinois, most recently September 2025.

  1. September 2025 · Illinois

    MARSHFIELD CLINIC HEALTH SYSTEM Data Breach Notification Letter

    Data exposed: Dates of birth, Social Security numbers, Medical records, Health insurance information, Home addresses

    Settlement and complaint details · Live case list

Got a notification letter?

If you received a MARSHFIELD CLINIC HEALTH SYSTEM data breach notification letter, your personal information may have been exposed in a breach like the lawsuits recorded here. You can ask about the MARSHFIELD CLINIC HEALTH SYSTEM filings on the national overview contact form. Nothing on this site is legal advice.

Where this case fits