- State
- CA
- Covered entity type
- Healthcare Provider
- Individuals affected
- 90,000
- Business associate present
- No
- Type of breach
- Hacking/IT Incident
- Location of breached information
- First seen by InfoSec Signals
- Sep 23, 2026
- Last seen in OCR export
- Oct 26, 2026
OCR description
The covered entity (CE), Alameda Health System, reported that multiple employees were the targets of an email phishing scheme that affected the protected health information (PHI) of 55,650 individuals. The PHI involved included demographic, clinical, and financial information. The CE notified HHS, affected individuals, and the media. In response to the breach, the CE changed passwords and strengthened password requirements, implemented new technical safeguards, and conducted a HIPAA Security Rule Risk Analysis.
Change history
- Oct 10, 2026OCR description published
- Sep 23, 2026Added to OCR's archive list
Source: HHS OCR Breach Portal, U.S. Department of Health and Human Services, Office for Civil Rights about this source
Records are reproduced as published; entity names and figures are OCR's.