Sequoia Concepts

Disclosed Sep 2, 20212,230 affectedConfirmed

The business associate (BA), Sequoia Concepts, reported that it experienced a ransomware attack affecting the protected health information (PHI) of 2,230 individuals. The PHI involved included names, Social Security numbers, addresses, dates of birth, and claims information. The BA notified HHS, affected individuals, the media, and provided substitute notice. In its mitigation efforts, the CE provided complimentary credit monitoring services to affected individuals and implemented additional administrative and technical safeguards.

What is known

People affected	2,230 (as reported to HHS)
Disclosed	Sep 2, 2021
Happened	Jun 28, 2021
Attack	Hacking
Data exposed	NamesHealth
Sector	Healthcare · US
Status	Confirmed

Sources

Official noticeoag.ca.gov

California Attorney General breach notice: Sequoia Concepts

Official noticeocrportal.hhs.gov

HHS OCR breach report (archive, resolved): Sequoia Concepts (Business Associate, CA)

Notices filed

Residents of CASep 2, 2021

California AGCount not stated

TotalSep 2, 2021

HHS archive2,230 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

empty to hhsby backfillSource

records2026-09-25

empty to 2230by backfillSource

summary2026-09-25

empty to The business associate (BA), Sequoia Concepts, reported that it experienced a ransomware attack affecting the protected health information (PHI) of 2,230 individuals. The PHI involved included names, Social Security numbers, addresses, dateby 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 Sequoia Concepts