San Gorgonio Memorial Hospital

Disclosed Dec 7, 202216,846 affectedConfirmed

The covered entity (CE), San Gorgonio Memorial Hospital, reported that it experienced a cyber-attack that affected the protected health information (PHI) of 16,846 individuals. The PHI involved included names, Social Security numbers, addresses, dates of birth, medications, diagnoses, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services and implemented additional administrative, technical, and security safeguards. Staff were retrained to better protect its PHI.

What is known

People affected	16,846 (as reported to HHS)
Disclosed	Dec 7, 2022
Happened	Oct 29, 2022
Attack	Hacking
Data exposed	NamesHealth
Sector	Healthcare · US
Status	Confirmed

Sources

Official noticeoag.ca.gov

California Attorney General breach notice: San Gorgonio Memorial Hospital

Official noticeocrportal.hhs.gov

HHS OCR breach report (archive, resolved): San Gorgonio Memorial Hospital (Healthcare Provider, CA)

Notices filed

Residents of CADec 7, 2022

California AGCount not stated

TotalDec 8, 2022

HHS archive16,846 people

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 16846by backfillSource

summary2026-09-25

empty to The covered entity (CE), San Gorgonio Memorial Hospital, reported that it experienced a cyber-attack that affected the protected health information (PHI) of 16,846 individuals. The PHI involved included names, Social Security numbers, addreby 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 San Gorgonio Memorial Hospital