HHS OCR report · 2023
State of Maine data breach
OCR report facts
- Covered entity
- State of Maine
- Entity type
- Health Plan
- State
- Maine
- Individuals affected
- 376,504
- Submission date
- Nov 16, 2023
- 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), The State of Maine, reported that a software application used by its business associate (BA) exposed the protected health information (PHI) of 376,504 individuals. The PHI involved included names, dates of birth, drivers’ license and Social Security numbers, addresses, diagnoses, lab results, medications, and claims and treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. In response to the breach, the CE provide...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the State of Maine data breach?
The report to HHS OCR lists 376,504 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Nov 16, 2023.
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 State of Maine 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 State of Maine.