Where does the Brigham & Women's Hospital case file come from?

Every entry is taken from the breach report Brigham & Women's Hospital lodged with the Massachusetts Attorney General. Nothing here is estimated.

Why do the incident date and the report date differ?

Companies usually investigate before they report. The gap between the two dates shows how long that took.

What does the records-affected figure count?

It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.

Does this case file change over time?

Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

Case file

Case File: Brigham & Women's Hospital Data Breach

This file collects the dated facts on record for the Brigham & Women's Hospital incident. The state report is dated June 25, 2025.

Timeline

June 25, 2025Report filed in MassachusettsDate the notice was lodged with the Massachusetts Attorney General.

Case facts

Filing state: Massachusetts
Date reported: June 25, 2025
Receiving office: Massachusetts Attorney General

Case notes

Brigham & Women's Hospital, a prominent academic medical center in Boston, Massachusetts, reported a data security incident to state authorities on June 25, 2025. The specific nature of this incident and the full scope of its impact are currently under investigation.

The hospital, a founding member of Mass General Brigham, handles extensive amounts of personal information essential for patient care, research, and medical education. While the exact types of data involved in this breach have not been specified, security incidents in the healthcare sector often involve unauthorized access to sensitive records.

Such compromises of personal information can lead to various risks for affected individuals. These include potential for identity theft, fraudulent activity, or other misuse of the exposed data. It is important for individuals to remain vigilant following any data security incident.

Individuals who receive an official notification letter from Brigham & Women's Hospital regarding this incident should follow the specific guidance provided within that communication. Generally recommended protective steps include monitoring financial accounts for suspicious activity, reviewing credit reports for inaccuracies, and being cautious of unsolicited communications that claim to be from the hospital or related entities.

Questions about this case file

Where does the Brigham & Women's Hospital case file come from?: Every entry is taken from the breach report Brigham & Women's Hospital lodged with the Massachusetts Attorney General. Nothing here is estimated.
Why do the incident date and the report date differ?: Companies usually investigate before they report. The gap between the two dates shows how long that took.
What does the records-affected figure count?: It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.
Does this case file change over time?: Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

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Timeline

Case facts

Case notes

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