HHS OCR report ยท 2020
Yale New Haven Health Services data breach
OCR report facts
- Covered entity
- Yale New Haven Health Services
- Entity type
- Healthcare Provider
- State
- Connecticut
- Individuals affected
- 506
- Submission date
- Jun 5, 2020
- Type of breach
- Unauthorized Access/Disclosure
- Location of breached information
- Electronic Medical Record
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Yale New Haven Health Services, the covered entity (CE), reported that the electronic protected health information (ePHI) of 506 individuals, related to COVID-19 testing, was exported from one computer system to another, which intertwined patient information with employee information allowing unauthorized individuals access to this medical information. The ePHI involved included names, birth dates, medical record numbers, telephone numbers, clinical information, and treatment information. T...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Yale New Haven Health Services data breach?
The report to HHS OCR lists 506 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Jun 5, 2020.
What type of breach was it?
The OCR portal lists the type of breach as Unauthorized Access/Disclosure, with the breached information located in: Electronic Medical Record.
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 Yale New Haven Health Services 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 Yale New Haven Health Services.