Where does the Mass General Brigham (Home Care) case file come from?

Every entry is taken from the breach report Mass General Brigham (Home Care) 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: Mass General Brigham (Home Care) Data Breach

This file collects the dated facts on record for the Mass General Brigham (Home Care) incident. The state report is dated November 14, 2025.

Timeline

November 14, 2025Report filed in MassachusettsDate the notice was lodged with the Massachusetts Attorney General.

Case facts

Filing state: Massachusetts
Date reported: November 14, 2025
Receiving office: Massachusetts Attorney General

Case notes

Mass General Brigham Home Care, a division providing specialized medical services directly to patients in their homes, reported a security incident in November 2025. This filing signals that the organization experienced a breach of its digital networks or databases that housed sensitive information.

Due to the nature of its services, Mass General Brigham Home Care routinely collects and stores a significant volume of personal information. While the specific types of data involved in this particular breach have not been detailed in the public record, such incidents typically involve categories of information necessary for coordinating medical care and managing patient profiles.

Compromised personal information can carry various risks for affected individuals. These may include an increased potential for identity theft, fraudulent activity using stolen credentials, or receiving targeted scams. It is crucial for anyone notified of such an incident to remain vigilant.

Individuals who receive an official notification are advised to closely monitor all financial and healthcare statements for any unauthorized activity. Consider changing passwords for online accounts, especially those that may have used similar credentials. Additionally, be cautious of unsolicited communications, as bad actors often use breach information for phishing attempts or other social engineering scams.

This security incident was formally reported to authorities in Massachusetts and is currently under investigation. The details of the breach, including the specific scope and any confirmed data types, are expected to be further clarified as the investigation progresses. This information is based on public filings with regulators.

Questions about this case file

Where does the Mass General Brigham (Home Care) case file come from?: Every entry is taken from the breach report Mass General Brigham (Home Care) 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.

Massachusetts data breaches

Named in the Mass General Brigham (Home Care) breach?

Attach your notice and a short note. An attorney checks it against this case file at no cost.

Timeline

Case facts

Case notes

Questions about this case file

More Massachusetts case files