All Breaches
December 15, 2025 Verified Sensitive Record Healthcare

Brown Health Medical Group 2025 Data Breach

The 2025 Brown Health Medical Group data breach was confirmed through a notice published by Hawthorn Medical Associates and an official Massachusetts regulator record.

At least 290,357
Affected People
12
Data Types
At least High
Severity
Yes
Verification

Exposed Data Types

12
Names
Dates of birth
Contact information
Social security numbers
Driver's license numbers
Government issued IDs
Credit cards
Financial account information
Health insurance information
Medical information
Employment details
License information

Additional Information

Added DateJuly 30, 2026
Breach DateDecember 15, 2025
Domainbrownhealth.org
SourceOfficial Hawthorn notice, Massachusetts regulator record, and official Brown Health page
Last Content UpdateJuly 30, 2026

Verification and editorial method

LeakData compares the incident name, date, affected-record count, and exposed data types with accessible sources. Unverified fields are not presented as facts, and records are updated when new evidence becomes available.

Report missing or incorrect information

Company Information

Company NameBrown Health Medical Group-MA
SectorHealthcare
CountryUnited States
Websitebrownhealth.org

Risk Level

At least High

This classification is based on a reviewed lower bound; the actual impact and severity may be higher.

Protect Yourself

Check whether you were affected by this breach

Check Now