Lifespan Physician Group (dba Brown Health Medical Group-MA) disclosed a data breach affecting a historic file server at its Hawthorn location. Unauthorized access occurred between Dec 15-16, 2025, discovered on Dec 16, 2025. The EHR system was not impacted. Potentially affected data includes demographic info, SSNs, driver's licenses, financial account numbers, and medical/HR records. Notices were sent July 16, 2026, offering two years of Experian IdentityWorks. Law enforcement was notified.