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Regulator-posted notice

Breach notice filed by Mariner Management Group (November 2023)

Organization named: Mariner Management Group Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Hacking/IT Incident

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) with a submission date of Nov. 8, 2023.

Organization as reported
Mariner Management Group, OH
Entity type as reported
Healthcare Provider
Category as reported
Hacking/IT Incident
Location of information as reported
Network Server
Submission date
Nov. 8, 2023
Observed by BreachRecords
2026-10-18 16:15 UTC (revision 10360, row:1499)
Archived copy
Held in the private archive (provenance)

The covered entity (CE), Mariner Management Group, reported that it experienced a cyberattack that affected the protected health information (PHI) of 1,756 individuals. The PHI involved included names, addresses, Social Security numbers, claims information, diagnoses and conditions, and medications. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE implemented additional technical safeguards to better protect PHI.

The source's own words, from the revision above.

Figures, per source

  • 1,756 individuals affected (total reported), as reported by the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), source date Nov. 8, 2023, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

  • Submission date at the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals)
  • Observed by BreachRecords (revision 10360)
  • Approved by a reviewer

Organizations linked by a reviewer

  • Mariner Management Group Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

  • 3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
    text/csv, 5,530,996 bytes, from the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), retrieved 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

Request a correction

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