Every public data breach

Disclosed this week44On record26,355

44 disclosed this week · 26,355 on record

Sleep Management Institute

Disclosed Apr 5, 2024500 affectedConfirmed

Official notice

What is known

People affected500 (as reported to HHS)
DisclosedApr 5, 2024
HappenedJan 31, 2024
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Official noticein.gov
Indiana Attorney General 2024 data breach report: Sleep Management Institute
Official noticeocrportal.hhs.gov
HHS OCR breach report (archive, resolved): Sleep Management Institute (Healthcare Provider, OH)

Notices filed

TotalApr 5, 2024
HHS archive500 people
Residents of INJun 20, 2024
Indiana AG4 people
History of this record
sector2026-09-25
other to healthby backfillSource
attack2026-09-25
unknown to hackingby backfillSource
data_types2026-09-25
[] to ["names","health"]by backfillSource
records_basis2026-09-25
organization to hhsby backfillSource
records2026-09-25
274 to 500by backfillSource
disclosed2026-09-25
2024-06-20 to 2024-04-05by backfillSource
Added2026-09-25
First recordedby backfillSource

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

Everything about Sleep Management Institute