HHS OCR report · 2011
Windsor Health Plan data breach
OCR report facts
- Covered entity
- Windsor Health Plan
- Entity type
- Business Associate
- State
- Tennessee
- Individuals affected
- 1,378
- Submission date
- Jul 22, 2011
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Paper/Films
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
A third-line sub-contractor of Windsor Health Plan’s business associate (BA), CVS Caremark, changed the printing format on letters mailed to the covered entity’s (CE) members, potentially causing protected health information (PHI) to be visible through the envelope window. The letters included the names, addresses, and some clinical information of 1,378 individuals. RxAmerica, an operating subsidiary of CVS Caremark, subcontracted its mailing services to Accendo, who in turn subcontracted p...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Windsor Health Plan data breach?
The report to HHS OCR lists 1,378 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jul 22, 2011.
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 Windsor Health 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 Windsor Health Plan.