HHS OCR report ยท 2017
Tarleton Medical data breach
OCR report facts
- Covered entity
- Tarleton Medical
- Entity type
- Healthcare Provider
- State
- California
- Individuals affected
- 3,929
- Submission date
- Mar 6, 2017
- 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) was the victim of a malware/ransom attack. The electronic protected health information (ePHI) involved in the breach included the names, dates of birth, addresses, social security numbers, and health care claims information of of 3,929 individuals. The CE provided breach notification to HHS, affected individuals, and the media. Following the breach, the CE strengthened its administrative and technical safeguards by implementing a stronger password policy encrypting al...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Tarleton Medical data breach?
The report to HHS OCR lists 3,929 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Mar 6, 2017.
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 Tarleton Medical 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 Tarleton Medical.