Board of Trustees of Southern Illinois University, for
Disclosed Mar 5, 20215 years ago40,330 affectedConfirmed
The covered entity (CE), The Board of Trustees of Southern Illinois University, for and on behalf of its School of Medicine, and SIU Physicians & Surgeons, reported that it experienced a cyber-attack that affected the protected health information (PHI) of 40,330 individuals. The PHI involved included names, addresses, dates of birth, drivers’ license and Social Security numbers, claims information, diagnoses, lab results, and medications. 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, technical, and security safeguards to better protect its PHI.
What is known
| People affected | 40,330 (as reported to HHS) |
|---|---|
| Disclosed | Mar 5, 2021 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| HHS OCR breach report (archive, resolved): Board of Trustees of Southern Illinois University, for (Healthcare Provider, IL)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | Mar 5, 2021 | 40,330 |
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.
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