Weill Cornell Medicine
Disclosed Feb 23, 2026516 affectedConfirmed
The covered entity (CE), Weill Cornell Medicine, reported that an employee inappropriately accessed patients’ protected health information (PHI) without approval or authorization. According to the breach report, the breach affected approximately 516 individuals. The PHI involved demographic and treatment information. The CE notified HHS and the affected individuals. In its mitigation efforts, the CE sanctioned the employee and reviewed its access controls. OCR provided technical assistance to the CE regarding the HIPAA Rules.
What is known
| People affected | 516 (as reported to HHS) |
|---|---|
| Disclosed | Feb 23, 2026 |
| Attack | Insider |
| Data exposed | NamesHealth |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
Notices filed
Other breaches at Weill Cornell Medicine
History of this record
First recordedby backfillSource
First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.