MassHealth
ent_48636c092071cb9c6b88b2cf
Disclosures
2
State AG · 1 jurisdiction
Multi-filing incidents
—
no multi-filing incident in sample
Max affected reported
1
as filed · State AG MA
Leak-site claims
0
none in sample
Identity resolution
- Canonical name
- MassHealth
- Normalized
- masshealth— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- None on record
Disclosure history (2)newest first
- Massachusetts State AGas victim2026-07-16
MassHealth, operated by the Massachusetts Executive Office of Health and Human Services, disclosed that a document containing protected health information (PHI), names, MassHealth IDs, and Social Security numbers was inadvertently posted to mass.gov between December 22, 2025, and May 14, 2026. The document was accessible via web search but had no internal links. MassHealth removed the document upon discovery in May 2026, offered 24 months of credit monitoring via Experian, and is reviewing procedures to prevent recurrence.
- Massachusetts State AGas victim2025-07-18
MassHealth reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-07-18. 1 Massachusetts residents were affected.