HHS OCR report ยท 2025
Altos Inc data breach
OCR report facts
- Covered entity
- Altos Inc
- Entity type
- Business Associate
- State
- California
- Individuals affected
- 1,520
- Submission date
- Aug 11, 2025
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
The business associate (BA), Altos reported that it was the subject of a data breach that affected the protected health information (PHI) of 1,520 individuals. The PHI involved included clinical and demographic information. The BA notified HHS and affected individuals. In response to the breach, the BA provided complimentary credit monitoring services to the affected individuals and implemented additional administrative, technical, and security safeguards to better protect PHI.
Text as published on the HHS OCR breach portal.
Other reports by Altos Inc
| Covered entity | State | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|---|
| Altos Inc | CA | Business Associate | 6,414 | Aug 11, 2025 | Hacking/IT Incident | Archive (closed) |
| Altos Inc | CA | Business Associate | 2,700 | Aug 11, 2025 | Hacking/IT Incident | Archive (closed) |
| Altos Inc | CA | Business Associate | 2,366 | Aug 11, 2025 | Hacking/IT Incident | Archive (closed) |
| Altos Inc | CA | Business Associate | 1,634 | Aug 11, 2025 | Hacking/IT Incident | Archive (closed) |
| Altos Inc | CA | Business Associate | 1,011 | Aug 11, 2025 | Hacking/IT Incident | Archive (closed) |
| Altos Inc | CA | Business Associate | 882 | Aug 11, 2025 | Hacking/IT Incident | Archive (closed) |
Frequently asked questions
How many people were affected by the Altos Inc data breach?
The report to HHS OCR lists 1,520 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Aug 11, 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 Altos Inc 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 Altos Inc.