- State
- OK
- Covered entity type
- Healthcare Provider
- Individuals affected
- 37,731
- Business associate present
- No
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- First seen by InfoSec Signals
- 9/23/2026
- Last seen in OCR export
- 9/23/2026
OCR description
The covered entity (CE), McAlester Regional Health Center, reported that it experienced a ransomware attack that compromised the protected health information (PHI) of 37,731 individuals. The PHI involved included names, Social Security numbers, financial information, and treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice on its website. In response to the breach, the CE implemented additional administrative and technical safeguards to better protect sensitive data. OCR provided technical assistance regarding the HIPAA Rules.
Change history
- 9/23/2026Added to OCR's archive list
Source: U.S. Department of Health and Human Services, Office for Civil Rights, Breach Portal. Records are reproduced as published; entity names and figures are OCR's.