Incident

Tri-City Medical Center reports data breach, exposing over 100k patients


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Tri-City Healthcare District, operating as Tri-City Medical Center, is reporting a data breach that exposed sensitive information of 108,149 individuals following unauthorized access to the healthcare provider's computer network.

Tri-City Healthcare District, based in San Diego, California, operates Tri-City Medical Center, a hospital in Oceanside, CA, along with various outpatient services and specialized clinics.

The unauthorized access was detected on November 9, 2023, leading Tri-City Medical Center to take steps to secure its systems and launch an investigation into the incident. The investigation revealed that an unknown party had gained access to certain files on November 8, 2023, which included confidential patient information.

The compromised data includes:

  • Names,
  • Addresses,
  • Dates of birth,
  • Social Security numbers,
  • Medical information,
  • Health insurance details,
  • Treatment costs.

No details are disclosed about the nature of the attack.

Tri-City Medical Center completed its review of the affected files on September 27, 2024 and began sending data breach notification letters to the impacted individuals.

The healthcare provider is offering free credit monitoring services to those affected to help mitigate potential risks of identity theft or fraud.

Tri-City Medical Center reports data breach, exposing over 100k patients