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CHCM

Disclosed Dec 18, 20241 year ago38,695 affectedConfirmed

Official notice

The covered entity (CE), CHCM, Inc. dba College Hospital Costa Mesa, reported that it experienced a hacking incident that affected the protected health information (PHI) of 38,695 individuals. The PHI involved included demographic and clinical information. The CE notified HHS, affected individuals, the media, and provided individuals with free credit monitoring. In response to the breach, the CE implemented new technical safeguards.

What is known

People affected38,695 (as reported to HHS)
DisclosedDec 18, 2024
AttackHacking
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Source
HHS OCR breach report (archive, resolved): CHCM (Healthcare Provider, CA)ocrportal.hhs.gov · Official notice

Notices filed

WhereFiledPeople
HHS archivetotalDec 18, 202438,695
History of this record
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.

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