Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Massachusetts Medical Society

Disclosed Dec 26, 2024246 affectedConfirmed

Official notice

What is known

People affected246 (as reported by the organization)
DisclosedDec 26, 2024
HappenedOct 3, 2024
AttackNot stated
Data exposedNot stated
SectorHealthcare · US
StatusConfirmed

Sources

Official noticeago.vermont.gov
Vermont Attorney General: 2024-12-26 Massachusetts Medical Society Data Breach Notice to Consumers
Official noticein.gov
Indiana Attorney General 2025 data breach report: Massachusetts Medical Society

Notices filed

Residents of VTDec 26, 2024
Vermont AGCount not stated
Residents of INDec 26, 2024
Indiana AG3 people
History of this record
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 246by backfillSource
occurred2026-09-25
empty to 2024-10-03by backfillSource
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (Vermont AG), confirmed by Vermont AG. Record counts are as reported. Not legal advice.

Everything about Massachusetts Medical Society