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44 disclosed this week · 26,355 on record

Medical Review Institute of America

Disclosed Jan 7, 2022134,571 affectedConfirmed

Official notice

The business associate (BA), Medical Review Institute of America, reported that it was the victim of a cyber-attack affecting the protected health information (PHI) of 2,406 individuals. The PHI involved included names, addresses, dates of birth, Social Security numbers, claims information, diagnoses, lab results, medications, and other treatment information. The BA notified HHS and affected individuals. In response to the breach, the BA implemented additional administrative and technical safeguards and provided complimentary credit monitoring services to affected individuals. OCR provided the BA with technical assistance regarding its HIPAA Security Rule obligations.

What is known

People affected134,571 (as reported by the organization)
DisclosedJan 7, 2022
DiscoveredNov 9, 2021
HappenedNov 2, 2021
AttackHacking
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
data_types2026-09-25
[] to ["names","health"]by backfillSource
summary2026-09-25
empty to The business associate (BA), Medical Review Institute of America, reported that it was the victim of a cyber-attack affecting the protected health information (PHI) of 2,406 individuals. The PHI involved included names, addresses, dates of by backfillSource
records_basis2026-09-25
empty to organizationby backfillSource
records2026-09-25
empty to 134571by backfillSource
attack2026-09-25
unknown to hackingby backfillSource
discovered2026-09-25
empty to 2021-11-09by backfillSource
disclosed2026-09-25
2022-01-18 to 2022-01-07by backfillSource
disclosed2026-09-25
2022-02-03 to 2022-01-18by backfillSource
disclosed2026-09-25
2022-05-10 to 2022-02-03by backfillSource
disclosed2026-09-25
2022-07-13 to 2022-05-10by backfillSource
disclosed2026-09-25
2022-10-03 to 2022-07-13by 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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