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Wellfleet Group

Disclosed Oct 8, 20241 year ago23,082 affectedConfirmed

Official notice

The covered entity (CE), Wellfleet Group, reported that a student made the protected health information (PHI) of 23,082 individuals viewable via the Internet. The PHI involved included names, birthdates, addresses, diagnoses/conditions, and other demographic information. The CE notified HHS, the affected individuals, and the media. In response to the breach, the CE implemented additional administrative, technical, and security safeguards to better protect PHI.

What is known

People affected23,082 (as reported to HHS)
DisclosedOct 8, 2024
AttackInsider
Data exposedNames, Health
SectorHealthcare · US
StatusConfirmed

Sources

Source
California Attorney General breach notice: Wellfleet Groupoag.ca.gov · Official notice
Vermont Attorney General: 2024-10-11 Wellfleet Group Data Breach Notice to Consumersago.vermont.gov · Official notice
HHS OCR breach report (archive, resolved): Wellfleet Group (Business Associate, MA)ocrportal.hhs.gov · Official notice

Notices filed

WhereFiledPeople
HHS archivetotalOct 8, 202423,082
California AGresidents of CAOct 11, 2024
Vermont AGresidents of VTOct 11, 2024
California AGresidents of CANov 11, 2024
History of this record
  • 2026-09-25 · sector: other to health · backfill source
  • 2026-09-25 · attack: unknown to insider · backfill source
  • 2026-09-25 · data_types: [] to ["names","health"] · backfill source
  • 2026-09-25 · records_basis: empty to hhs · backfill source
  • 2026-09-25 · records: empty to 23082 · backfill source
  • 2026-09-25 · disclosed: 2024-10-11 to 2024-10-08 · backfill source
  • 2026-09-25 · summary: empty to The covered entity (CE), Wellfleet Group, reported that a student made the protected health information (PHI) of 23,082 individuals viewable via the Internet. The PHI involved included names, birthdates, addresses, diagnoses/conditions, and · backfill source
  • 2026-09-25 · source: empty to https://ago.vermont.gov/document/2024-10-11-wellfleet-group-data-breach-notice-consumers · backfill source
  • 2026-09-25 · disclosed: 2024-11-11 to 2024-10-11 · backfill source
  • 2026-09-25 · added · backfill source

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

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