Every public data breach

Disclosed this week47On record26,367

47 disclosed this week · 26,367 on record

ZDI

Disclosed Apr 29, 201314,829 affectedConfirmed

Official notice

No web summary needed. Administratively closed.

What is known

People affected14,829 (as reported to HHS)
DisclosedApr 29, 2013
AttackLost or stolen device
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Official noticeocrportal.hhs.gov
HHS OCR breach report (archive, resolved): ZDI (Business Associate, CA)

Notices filed

TotalApr 29, 2013
HHS archive14,829 people
TotalJul 10, 2013
HHS archive4,718 people
TotalDec 20, 2013
HHS archive1,674 people
History of this record
records2026-09-25
4718 to 14829by backfillSource
disclosed2026-09-25
2013-07-10 to 2013-04-29by backfillSource
records2026-09-25
1674 to 4718by backfillSource
disclosed2026-09-25
2013-12-20 to 2013-07-10by backfillSource
Added2026-09-25
First recordedby backfillSource

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

Everything about ZDI