Cedar Oaks Surgery Center
Disclosed Jan 27, 20233 years ago794 affectedConfirmed
The covered entity (CE), Cedar Oaks Surgery Center, reported that an employee was subjected to an email phishing scheme that compromised the protected health information (PHI) of 794 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, claims information, diagnoses, medications, and other treatment information. The CE notified HHS, affected individuals, and the media. In response to the breach, the CE provided complimentary credit monitoring services and implemented additional administrative and technical safeguards. Staff were retrained on email security.
What is known
| People affected | 794 (as reported to HHS) |
|---|---|
| Disclosed | Jan 27, 2023 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| HHS OCR breach report (archive, resolved): Cedar Oaks Surgery Center (Healthcare Provider, MO)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | Jan 27, 2023 | 794 |
History of this record
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.