HHS OCR report · 2025
Mercer County Joint Township Community Hospital data breach
OCR report facts
- Covered entity
- Mercer County Joint Township Community Hospital
- Entity type
- Healthcare Provider
- State
- Ohio
- Individuals affected
- 88,541
- Submission date
- Mar 26, 2025
- 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), Mercer County Joint Township Community Hospital, reported that it was the target of a hacking attack that compromised the protected health information (PHI) of 88,541 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, drivers’ license numbers, claims and financial information, diagnoses/conditions, lab results, medications, and other treatment information. The CE notified HHS, affected individuals , the media, and posted...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Mercer County Joint Township Community Hospital data breach?
The report to HHS OCR lists 88,541 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Mar 26, 2025.
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 Mercer County Joint Township Community 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 Mercer County Joint Township Community Hospital.