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Regulator-posted notice

Breach notice filed by MHMR Authority of Brazos Valley (February 2023)

Organization named: MHMR Authority of Brazos Valley 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 Office for Civil Rights breach portal with a submission date of Feb. 28, 2023.

Organization as reported
MHMR Authority of Brazos Valley, TX
Entity type as reported
Healthcare Provider
Category as reported
Hacking/IT Incident
Location of information as reported
Network Server
Submission date
Feb. 28, 2023
Observed by BreachRecords
2026-10-18 16:15 UTC (revision 10885, row:2024)
Archived copy
Held in the private archive (provenance)

The covered entity (CE), MHMR Authority of Brazos Valley, reported that it experienced a ransomware incident that affected the protected health information (PHI) of approximately 78,984 individuals who were patients of the CE. The PHI involved included names, addresses, dates of birth, Social Security numbers, claims information, and diagnoses or conditions. The CE notified HHS, the affected individuals, the media, and posted substitute notice on its website. In response to the breach, the CE provided free credit monitoring to the affected individuals, and implemented additional administrative, technical, and security safeguards to better protect its PHI. During the investigation, OCR provided CE with technical assistance.

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

Figures, per source

  • 78,984 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Feb. 28, 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 (HHS Office for Civil Rights breach portal)
  • Observed by BreachRecords (revision 10885)
  • Approved by a reviewer

Organizations linked by a reviewer

  • MHMR Authority of Brazos Valley 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, retrieved from HHS Office for Civil Rights breach portal, 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.

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