Oscar Health
Disclosed Feb 27, 20267 months ago91,350 affectedConfirmed
The covered entity (CE), Oscar Health, Inc., reported that an employee mailed the protected health information (PHI) of 91,350 individuals to the wrong recipients. The PHI involved clinical and demographic information. The CE notified HHS, affected individuals, and the media. In its mitigation efforts, the CE enacted mailing system corrections. OCR provided technical assistance to the CE regarding the HIPAA Rules.
What is known
| People affected | 91,350 (as reported to HHS) |
|---|---|
| Disclosed | Feb 27, 2026 |
| Attack | Insider |
| Data exposed | Names, Health |
| Sector | Insurance · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| HHS OCR breach report (archive, resolved): Oscar Health (Health Plan, NY)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | Feb 27 | 91,350 |
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.