Sinai Health System
Disclosed Dec 13, 201912,578 affectedConfirmed
The covered entity (CE), Sinai Health System, reported that several employees were victims of an email phishing attack that compromised the protected health information (PHI) of 12,578 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, drivers’ license numbers, diagnoses/conditions, medications prescribed, and financial and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice on its website. In response to the breach, the CE implemented additional administrative and technical safeguards and provided training to its staff on cybersecurity issues.
What is known
| People affected | 12,578 (as reported to HHS) |
|---|---|
| Disclosed | Dec 13, 2019 |
| Attack | Hacking |
| Data exposed | NamesHealth |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
Notices filed
Other breaches at Sinai Health System
History of this record
First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.