- State
- MA
- Covered entity type
- Healthcare Provider
- Individuals affected
- 3,321
- Business associate present
- No
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- First seen by InfoSec Signals
- 9/23/2026
- Last seen in OCR export
- 9/23/2026
OCR description
Fifty employees providing unauthorized access to their email accounts as a result of a phishing email sent to 392 employees of Partners HealthCare, the covered entity (CE). Those email accounts contained the protected health information (PHI) of 3,321 individuals and included names, addresses, dates of birth, social security numbers, diagnoses, medications, and other treatment information. The CE provided breach notification to HHS, affected individuals, and the media. Following the breach, the CE strengthened password requirements, implemented two-factor authentication, and conducted additional training and awareness sessions regarding phishing campaigns. OCR obtained assurances that the CE implemented the corrective actions listed above.
Change history
- 9/23/2026Added 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.