Mass General Brigham Medical Group data breach case filings

Recorded filings

Data breach lawsuits in Massachusetts, most recently February 2025.

1. February 2025 · Massachusetts

   Mass General Brigham Medical Group - Harbor Medical Associates 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 Mass General Brigham Medical Group - Harbor Medical Associates data breach notification letter, your personal information may have been exposed in a breach like the lawsuits recorded here. You can ask about the Mass General Brigham Medical Group - Harbor Medical Associates filings on the national overview contact form. Nothing on this site is legal advice.

Where this case fits

• Massachusetts data breach filings 2026
• February 2025 data breach digest
• United States data breach filings 2026 - national tracker