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Case File: Newport Harbor Pathology Medical Group, Inc. d/b/a Orange County Medical Group Pathology d/b/a Mission Laguna Pathology Medical Group d/b/a Barr Dermatopathology Data Breach

This file collects the dated facts on record for the Newport Harbor Pathology Medical Group, Inc. d/b/a Orange County Medical Group Pathology d/b/a Mission Laguna Pathology Medical Group d/b/a Barr Dermatopathology incident. The state report is dated April 10, 2025. The incident itself is dated October 8, 2024.

Timeline

184 days separate the incident date from the date it was reported.

  1. October 8, 2024Incident dateWhen the filing says the breach took place.
  2. April 10, 2025Report filed in CaliforniaDate the notice was lodged with the California Attorney General.

Case facts

Filing state
California
Date reported
April 10, 2025
Incident date
October 8, 2024
Receiving office
California Attorney General

Case notes

Newport Harbor Pathology Medical Group, Inc., also known as Orange County Medical Group Pathology, Mission Laguna Pathology Medical Group, and Barr Dermatopathology, has publicly reported a data security incident. This disclosure was made through a filing dated April 10, 2025, detailing an event that potentially compromised personal information belonging to individuals.

The breach itself reportedly occurred on October 8, 2024. While the nature of the incident was not specified in the public filing, the company acknowledges that an unauthorized disclosure of information took place. The filing does not detail the specific types of personal information involved.

At the time of the filing, the company indicated that an investigation into the security incident is still underway. The purpose of this ongoing investigation is to ascertain the full extent of the compromise and to identify all affected parties. The number of individuals impacted by this breach has not been specified in the public record.

Individuals who believe they may be affected by this incident are advised to remain vigilant. It is a recommended practice to carefully review any communications received from Newport Harbor Pathology Medical Group or its associated entities. Also, regularly monitor your personal accounts for any unusual or suspicious activity.

General protective measures include changing passwords on online accounts, especially if they are reused across multiple services. Consider placing a fraud alert or security freeze on your credit reports with major credit bureaus, and stay informed about the progress of the company's investigation. These steps can help safeguard your information.

Questions about this case file

Where does the Newport Harbor Pathology Medical Group, Inc. d/b/a Orange County Medical Group Pathology d/b/a Mission Laguna Pathology Medical Group d/b/a Barr Dermatopathology case file come from?
Every entry is taken from the breach report Newport Harbor Pathology Medical Group, Inc. d/b/a Orange County Medical Group Pathology d/b/a Mission Laguna Pathology Medical Group d/b/a Barr Dermatopathology lodged with the California Attorney General. Nothing here is estimated.
Why do the incident date and the report date differ?
Companies usually investigate before they report. The gap between the two dates shows how long that took.
What does the records-affected figure count?
It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.
Does this case file change over time?
Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

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California data breaches

Filing source: California Attorney General