- State
- MN
- Covered entity type
- Healthcare Provider
- Individuals affected
- 535
- Business associate present
- No
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- First seen by InfoSec Signals
- Sep 23, 2026
- Last seen in OCR export
- Oct 25, 2026
OCR description
The covered entity (CE), Mankato Clinic, reported that an employee accidentally sent an email containing the electronic protected health information (ePHI) of 535 individuals to the wrong recipient. The ePHI involved included names, addresses, dates of birth, financial information, and diagnoses/conditions. The CE notified HHS, affected individuals, the media, and provided substitute notice. In its mitigation efforts, the CE sanctioned the responsible employee and retrained staff on the importance of safeguarding ePHI.
Change history
- 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.