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Baltimore Medical System, Inc.: data breach filings, state by state

Baltimore Medical System, Inc. has 2 data breach filings on record in 2 government portals. The latest was reported to Massachusetts OCABR on Apr 2, 2026, with 17 Massachusetts residents. Data exposed, as filed: Social Security number, Medical / health information.

17residents counted in 1 state (MA). Latest filing per state, last twelve months
501people in total, as reported to HHS OCR on Dec 12, 2025
2filings in 2 government portals
Apr 2, 2026latest filing, Massachusetts OCABR

By portal

PortalFilingsLatest reportPeople in the latest filing
Massachusetts OCABR1Apr 2, 202617 Massachusetts residents
HHS OCR1Dec 12, 2025501 in total

Counts are the organization's own, as filed with each agency. Most state portals count their own residents only, so no single state shows the whole incident. An organization can file more than once for the same incident, and for different ones.

The next state to file on Baltimore Medical System, Inc. reaches subscribers within the hour. With the count, the data exposed and the letter. The Team plan follows the companies and vendors you name in every state. Start a 14-day free trial.
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Every filing

OrganizationSourceStateReportedResidents affectedData exposed
Baltimore Medical System, Inc. Massachusetts OCABR MA Apr 2, 2026 17 Social Security numberMedical / health information
Baltimore Medical System, Inc. HHS OCR US Dec 12, 2025 501 Medical / health information

Filings by other organizations that name Baltimore Medical System, Inc.

When a vendor is breached, its clients often file under their own names and mention the vendor.

OrganizationSourceStateReportedResidents affectedData exposed
Baltimore Medical System, Inc. - Date Breach Notice to Consumers Vermont AG VT Apr 2, 2026 Not published Social Security numberMedical / health informationHealth insuranceEmail address+1

Data reproduced from public government filings. Each row opens the record with the agency link. Spot an error? Email support@breachtally.com with the page link. Corrections are applied and noted.