HHS OCR report · 2025
Absentee Shawnee Tribal Health Authority, Inc. data breach
OCR report facts
- Covered entity
- Absentee Shawnee Tribal Health Authority, Inc.
- Entity type
- Healthcare Provider
- State
- Oklahoma
- Individuals affected
- 1,112
- Submission date
- Dec 31, 2025
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- Yes
- Status
- Archive (closed)
OCR description
The covered entity (CE), Absentee Shawnee Tribal Health Authority, Inc., reported that its business associate (BA) experienced a cyber-attack that compromised the protected health information (PHI) of 1,112 individuals. The PHI involved demographic and clinical information. The CE notified HHS; the BA is notifying affected individuals and the media on the CE’s behalf. OCR provided technical assistance regarding the HIPAA Rules.
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the Absentee Shawnee Tribal Health Authority, Inc. data breach?
The report to HHS OCR lists 1,112 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Dec 31, 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 Absentee Shawnee Tribal Health Authority, 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 Absentee Shawnee Tribal Health Authority, Inc..