Baltimore Medical System, Inc.
ent_019e0d7bd8d628be1fd23520767e85d8
Disclosures
5
State AG · HHS OCR · Leak Site · 3 jurisdictions
Multi-filing incidents
1
incidents joining 2+ filings here
Max affected reported
501
nationwide · HHS OCR MA
Leak-site claims
2
unverified actor claims
Identity resolution
- Canonical name
- Baltimore Medical System, Inc.
- Normalized
- baltimore medical system— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- 549300HR5XHFK9HX1K08
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- bmsi.org
Disclosure history (5)newest first
- Vermont State AGas victim2026-04-02
Baltimore Medical System, Inc. notified the Vermont Attorney General of a data breach affecting four Vermont residents. An unauthorized actor accessed and copied files between July 2 and July 20, 2025. Affected data included names, Social Security numbers, medical information, and health insurance information. The company engaged third-party cybersecurity specialists, notified law enforcement, and is providing one year of credit monitoring. Formal written notices were sent to affected Vermont residents on April 2, 2026.
- Massachusetts State AGas victim2026-04-02
Baltimore Medical System, Inc. notified individuals that an unauthorized actor accessed and copied files between July 2, 2025, and July 20, 2025. The accessed files contained names and other personal information. The company engaged third-party cybersecurity specialists, secured its network, and notified law enforcement. Affected individuals are offered 12 months of identity monitoring. The notice specifically mentions Rhode Island residents, indicating multi-state impact.
- MASSACHUSETTSHHS OCRas victim2025-12-12
Baltimore Medical System, Inc. reported to HHS on 2025-12-12 a Hacking/IT Incident affecting 501 individuals. Breached information located on Network Server.
- GLOBALLeak Siteas victim2025-09-16
- GLOBALLeak Siteas victim2025-07-20