San Gorgonio Memorial Hospital
Disclosed Dec 7, 20223 years ago16,846 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 | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| California Attorney General breach notice: San Gorgonio Memorial Hospitaloag.ca.gov · Official notice | Official notice |
| HHS OCR breach report (archive, resolved): San Gorgonio Memorial Hospital (Healthcare Provider, CA)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| California AGresidents of CA | Dec 7, 2022 | |
| HHS archivetotal | Dec 8, 2022 | 16,846 |
History of this record
- 2026-09-25 · attack: unknown to hacking · backfill source
- 2026-09-25 · data_types: [] to ["names","health"] · backfill source
- 2026-09-25 · records_basis: empty to hhs · backfill source
- 2026-09-25 · records: empty to 16846 · backfill source
- 2026-09-25 · summary: 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, addre · backfill source
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.