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Methodist Hospital of Southern California
ArchivedSubmitted 11/04/2020
Updated 1 hour ago ()
- State
- CA
- Covered entity type
- Healthcare Provider
- Individuals affected
- 39,881
- Business associate present
- Yes
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- First seen by InfoSec Signals
- Sep 23, 2026
- Last seen in OCR export
- Oct 26, 2026
OCR description
The covered entity (CE), Methodist Hospital of Southern California, reported that its business associate experienced a ransomware attack affecting the electronic protected health information (ePHI) of approximately 39,881individuals. The ePHI involved included names, addresses, dates of birth, and treatment information. This breach involved the CE’s medical foundation, which is not subject to the HIPAA Rules.
Change history
- Sep 23, 2026Added to OCR's archive list
Source: HHS OCR Breach Portal, U.S. Department of Health and Human Services, Office for Civil Rights about this source
Records are reproduced as published; entity names and figures are OCR's.