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Reported1 source articles · Official disclosure checkedUpdated 5 Nov 2026

BASS Medical Group Data Security Incident

Data breach1 source
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What happened

A data security incident at BASS Medical Group may have involved personal and/or protected health information. On or around September 4, 2026, BASS discovered suspicious activity within its network environment. On or about September 22, 2026, the investigation determined that certain personal and/or protected health information may have been accessed or acquired without authorization.

AI summary of accepted evidence. Check the original sources for the full context.

Reported impact

An affected population has not been established in the accepted evidence.

Discovery date
4 Sept 2026

Source evidence

1

Read the original reporting and statements. Multiple articles may rely on the same underlying source.

California Attorney General01

Organization notification filed with California Attorney General

Retrieved 5 Nov 2026

On or around September 4, 2026, BASS discovered suspicious activity within its network environment.

Attributed reporting

1 more excerpt
On or about September 22, 2026, the investigation determined that certain personal and/or protected health information may have been accessed or acquired without authorization.

Attributed reporting

Updates and corrections

All times UTC
  1. Revision 3

    Confirmation status revised. Discovery date revised

  2. Revision 2

    Discovery date revised

  3. Revision 1

    Incident published