American Sleep Medicine

Disclosed Apr 16, 20151,787 affectedConfirmed

The covered entity (CE), American Sleep Medicine of San Diego, California reported a breach of 1,787 individuals’ electronic protected health information (ePHI), as a result of a stolen backup computer hard drive. The hard drive contained names, birthdates, medical histories, physicians' names, and study results. The CE provided breach notification to HHS, affected individuals, and the media. Following the breach, the CE improved physical safeguards, conducted a new security analysis, revised policies and procedures, and trained its workforce. As a result of OCR’s investigation OCR provided technical assistance regarding the HIPAA Security Rule.

What is known

People affected	1,787 (as reported to HHS)
Disclosed	Apr 16, 2015
Attack	Lost or stolen device
Data exposed	NamesHealth
Sector	Healthcare · US
Status	Confirmed

Sources

Official noticeoag.ca.gov

California Attorney General breach notice: American Sleep Medicine

Official noticeocrportal.hhs.gov

HHS OCR breach report (archive, resolved): American Sleep Medicine (Healthcare Provider, CA)

Notices filed

Residents of CAApr 16, 2015

California AGCount not stated

TotalApr 16, 2015

HHS archive1,787 people

History of this record

attack2026-09-25

unknown to lost-deviceby backfillSource

data_types2026-09-25

[] to ["names","health"]by backfillSource

records_basis2026-09-25

empty to hhsby backfillSource

records2026-09-25

empty to 1787by backfillSource

summary2026-09-25

empty to The covered entity (CE), American Sleep Medicine of San Diego, California reported a breach of 1,787 individuals’ electronic protected health information (ePHI), as a result of a stolen backup computer hard drive. The hard drive contained nby 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.

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