HHS OCR report ยท 2021
Mertz Manufacturing Inc Health Insurance Plan data breach
OCR report facts
- Covered entity
- Mertz Manufacturing Inc Health Insurance Plan
- Entity type
- Health Plan
- State
- Oklahoma
- Individuals affected
- 868
- Submission date
- Dec 3, 2021
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE), Mertz Manufacturing Health Insurance Plan, reported that it experienced a ransomware incident that affected the protected health information (PHI) of 868 individuals. The PHI involved included names, addresses, dates of birth, and Social Security numbers. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. In response to the breach, the CE strengthened its policies and procedures and implemented additional technical safeg...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Mertz Manufacturing Inc Health Insurance Plan data breach?
The report to HHS OCR lists 868 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Dec 3, 2021.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Network Server.
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 Mertz Manufacturing Inc Health Insurance Plan 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 Mertz Manufacturing Inc Health Insurance Plan.