HHS OCR report · 2016
Bozeman Health Deaconess Hospital data breach
OCR report facts
- Covered entity
- Bozeman Health Deaconess Hospital
- Entity type
- Healthcare Provider
- State
- Montana
- Individuals affected
- 1,124
- Submission date
- Mar 21, 2016
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Paper/Films
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Due to a misaligned spreadsheet, on or about February 19, 2016, Executive Services, a business associate (BA) of the covered entity (CE), Bozeman Health Deaconess Hospital, erroneously sent letters to 1,124 patients containing the another patient’s name. The type of protected health information (PHI) involved in the breach included names. The CE provided breach notification to HHS, affected individuals, and the media. Following the breach, the CE implemented a new process for sending mass ...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Bozeman Health Deaconess Hospital data breach?
The report to HHS OCR lists 1,124 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Mar 21, 2016.
What type of breach was it?
The OCR portal lists the type of breach as Unauthorized Access/Disclosure, with the breached information located in: Paper/Films.
Is the investigation still open?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from Bozeman Health Deaconess Hospital legitimate?
This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.
Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or Bozeman Health Deaconess Hospital.