MADISON HEALTHCARE SERVICES
ent_019dee6899925d44eeb542a44212efde
Disclosures
3
State AG · HHS OCR · Leak Site · 3 jurisdictions
Multi-filing incidents
1
incidents joining 2+ filings here
Max affected reported
500
nationwide · HHS OCR MN
Leak-site claims
1
unverified actor claims
Identity resolution
- Canonical name
- MADISON HEALTHCARE SERVICES
- Normalized
- madison healthcare— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- 254900B3KEVFNB4B0I52
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- mhsmn.org
Disclosure history (3)newest first
- Massachusetts State AGas victim2026-09-01
Madison Healthcare Services notified individuals that their name, driver's license number, and Social Security Number were involved in a security event. The organization provides healthcare services in western Minnesota. No evidence of identity theft or fraud was found. The company took containment actions, notified law enforcement and regulators, and is offering 24 months of credit monitoring. The specific cause of the breach and dates of occurrence or discovery were not disclosed in the notice.
- MINNESOTAHHS OCRas victim2025-12-02
Madison Healthcare Services reported to HHS on 2025-12-02 a Hacking/IT Incident affecting 500 individuals. Breached information located on Network Server.
- GLOBALLeak Siteas victim2025-08-06
Madison Healthcare Services is a US-based healthcare organization located in Madison, Minnesota. They offer an array of health services such as hospital care, assisted living, home health, and clinic services. They are dedicated to delivering comprehensive medical services and providing a nurturing environment for their residents, patients, and clientele. The organization also emphasizes health education and community outreach.