HHS OCR report · 2023
Transformative Healthcare, on behalf of Fallon Ambulance Services data breach
OCR report facts
- Covered entity
- Transformative Healthcare, on behalf of Fallon Ambulance Services
- Entity type
- Healthcare Provider
- State
- Massachusetts
- Individuals affected
- 911,757
- Submission date
- Dec 31, 2023
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Electronic Medical Record, Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
Fallon Ambulance Services (Fallon), a former subsidiary of Transformative Healthcare, the covered entity (CE), reported that it experienced a ransomware attack that compromised the protected health information (PHI) of 911,757 individuals. The PHI involved included names, addresses, birthdates, drivers’ license and Social Security numbers, diagnoses, lab results, medications, and claims and other treatment information. The CE notified HHS, affected individuals, the media, and provided substit...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Transformative Healthcare, on behalf of Fallon Ambulance Services data breach?
The report to HHS OCR lists 911,757 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Dec 31, 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: Electronic Medical Record, 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 Transformative Healthcare, on behalf of Fallon Ambulance 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 Transformative Healthcare, on behalf of Fallon Ambulance Services.