Every public data breach

47 disclosed this week · 26,367 on record

Presbyterian Healthcare Services

Disclosed Aug 2, 20191,120,629 affectedConfirmed

Official notice

The covered entity (CE), Presbyterian Healthcare Services, reported that numerous employees were the victims of an email phishing attack that affected the electronic protected health information (ePHI) of 1,120,629 individuals. The ePHI involved included names, dates of birth, Social Security numbers, and clinical and health insurance information. The CE notified HHS, affected individuals, and the media. In response to the breach, the CE retrained its employees on how to recognize and respond to fraudulent email communications and implemented additional security safeguards to better protect its ePHI.

What is known

People affected1,120,629 (as reported to HHS)
DisclosedAug 2, 2019
DiscoveredJun 6, 2019
HappenedMay 9, 2019
AttackHacking
Data exposedNamesSocial Security numbersHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

Other breaches at Presbyterian Healthcare Services

History of this record
attack2026-09-25
unknown to hackingby backfillSource
data_types2026-09-25
["names","ssn"] to ["names","ssn","health"]by backfillSource
records_basis2026-09-25
organization to hhsby backfillSource
records2026-09-25
22318 to 1120629by backfillSource
summary2026-09-25
empty to The covered entity (CE), Presbyterian Healthcare Services, reported that numerous employees were the victims of an email phishing attack that affected the electronic protected health information (ePHI) of 1,120,629 individuals. The ePHI invby backfillSource
data_types2026-09-25
[] to ["names","ssn"]by backfillSource
records2026-09-25
10249 to 22318by backfillSource
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 10249by backfillSource
discovered2026-09-25
empty to 2019-06-06by backfillSource
Added2026-09-25
First recordedby backfillSource

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

Everything about Presbyterian Healthcare Services