Every public data breach

44 disclosed this week · 26,355 on record

Saint Alphonsus Health System

Disclosed Mar 4, 2021134,906 affectedConfirmed

Official notice

The covered entity (CE), Saint Alphonsus Health System, reported that an employee was the victim of an email phishing scheme that affected the electronic protected health information (ePHI) of 134,906 individuals. The ePHI involved included names, addresses, dates of birth, Social Security numbers, health insurance information, claims and financial information lab results, medications prescribed, and other treatment information. The CE notified HHS, affected individuals, and the media. In its mitigation efforts, the CE implemented additional administrative, technical, and security safeguards to better protect its ePHI. In addition, the CE retrained its workforce members on the proper methods of identifying fraudulent email communications. OCR provided the CE with technical assistance.

What is known

People affected134,906 (as reported to HHS)
DisclosedMar 4, 2021
DiscoveredJan 6, 2021
HappenedJan 4, 2021
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
attack2026-09-25
unknown to hackingby backfillSource
data_types2026-09-25
[] to ["names","health"]by backfillSource
records_basis2026-09-25
empty to hhsby backfillSource
records2026-09-25
empty to 134906by backfillSource
summary2026-09-25
empty to The covered entity (CE), Saint Alphonsus Health System, reported that an employee was the victim of an email phishing scheme that affected the electronic protected health information (ePHI) of 134,906 individuals. The ePHI involved includedby backfillSource
discovered2026-09-25
empty to 2021-01-06by 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 Saint Alphonsus Health System