Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

AltaMed Health Services

Disclosed Jun 29, 2023Confirmed

Official notice

What is known

People affectedNot stated in the sources we have
DisclosedJun 29, 2023
HappenedMay 29, 2023
AttackNot stated
Data exposedNot stated
SectorHealthcare · US
StatusConfirmed

Sources

Official noticeoag.ca.gov
California Attorney General breach notice: AltaMed Health Services

Notices filed

Residents of CAJun 29, 2023
California AGCount not stated
Residents of CAAug 4, 2023
California AGCount not stated

Other breaches at AltaMed Health Services

Hacking breachHacking exposed names and health records. Reported to the California AG.4,530 affectedHealthcareUSJun 13, 2025Hacking breachHacking exposed names and health records. Reported to the California AG.6,000 affectedHealthcareUSFeb 15, 2019Lost or stolen device breachLost or stolen device exposed names and health records. Reported to the California AG.3,206 affectedHealthcareUSAug 29, 2014
History of this record
disclosed2026-09-25
2023-08-04 to 2023-06-29by backfillSource
Added2026-09-25
First recordedby backfillSource

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

Everything about AltaMed Health Services