- State
- MO
- Covered entity type
- Health Plan
- Individuals affected
- 1,298
- Business associate present
- No
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- First seen by InfoSec Signals
- 9/23/2026
- Last seen in OCR export
- 9/23/2026
OCR description
The covered entity (CE), Maritz Holdings, Inc., reported that a workforce member inadvertently sent a document that contained the electronic protected health information (ePHI) of 1,298 individuals, to the wrong recipients. The ePHI involved included names, addresses, and dates of birth. The CE notified HHS, affected individuals, and the media. In response to the breach, the CE strengthened its administrative and technical safeguards and retrained its staff. OCR provided technical assistance regarding the CE’s Security Rule obligations.
Change history
- 9/23/2026Added to OCR's archive list
Source: U.S. Department of Health and Human Services, Office for Civil Rights, Breach Portal. Records are reproduced as published; entity names and figures are OCR's.