Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Umass Memorial Medical Center

Disclosed May 5, 20142,387 affectedConfirmed

Official notice

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What is known

People affected2,387 (as reported to HHS)
DisclosedMay 5, 2014
AttackInsider
Data exposedNamesSocial Security numbersAddressesNames
SectorHealthcare · US
StatusConfirmed

Sources

Official noticemaine.gov
Maine Attorney General breach notice archive: Umass Memorial Medical Center
Official noticeocrportal.hhs.gov
HHS OCR breach report (archive, resolved): UMass Memorial Medical Center (Healthcare Provider, MA)

Notices filed

Residents of MEMay 5, 2014
Maine AGCount not stated
TotalMay 5, 2014
HHS archive2,387 people

Other breaches at Umass Memorial Medical Center

Hacking breachHacking exposed names and health records. Reported to the HHS archive.87K affectedHealthcareUSSep 14, 2020
History of this record
attack2026-09-25
unknown to insiderby backfillSource
records_basis2026-09-25
empty to hhsby backfillSource
records2026-09-25
empty to 2387by backfillSource
summary2026-09-25
empty to \Nby backfillSource
Added2026-09-25
First recordedby backfillSource

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

Everything about Umass Memorial Medical Center