Delta Dental of Virginia Data Breach Impacts 145,918

Published
November 21, 2025
Updated
December 18, 2025
Delta Dental of Virginia Data Breach Impacts 145,918
Delta Dental

Affected by the

Delta Dental

data breach?

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Between March 21, 2025 and April 23, 2025, Delta Dental of Virginia, the largest dental benefits provider in Virginia, experienced a data breach that exposed personally identifiable information of its members. According to the investigation, a cybercriminal gained access to personally identifiable information (PII) and protected health information (PHI) via email accounts and attachments.

The incident was first discovered on April 23, 2025, when the company detected suspicious activity associated with a single email account. As a result, a comprehensive review was conducted to determine the scope of the information that may have been accessed or acquired.

The compromised information may have included names, addresses, Social Security numbers, state or federal government-issued ID numbers and other protected health information. The cybersecurity incident has impacted at least 145,918 individuals, including 2,374 residents in Texas, 1,413 in South Carolina, 628 in Massachusetts, 222 in Maine and 169 in New Hampshire.

The exposure of PII and PHI puts individuals at risk of identity theft and medical fraud.

Delta Dental of Virginia disclosed the data breach to the California, Texas, Maine, Massachusetts, New Hampshire, South Carolina, Vermont Attorney Generals' offices and the U.S. Department of Health and Human Services starting on Nov. 21, 2025. The company also posted a data security notice on its website and is notifying impacted individuals by mail.

Delta Dental of Virginia's response

In response to the data breach, the Company investigated the incident and took steps to enhance security. In addition to required state and federal disclosures, Delta Dental of Virginia is offering complimentary identity monitoring services to consumers impacted by the data breach.

If you receive a notice from Delta Dental of Virginia about this breach, you may want to:

  • Sign up for the free TransUnion identity protection services, offered by Delta Dental of Virginia.
  • Monitor your credit reports and financial accounts for any unusual activity.
  • Be alert for phishing emails or phone calls that may use your exposed information.
  • Consider placing a fraud alert or credit freeze with major credit bureaus.

Impacted individuals can contact the dedicated response line at 833-303-6496, Monday through Friday from 8 a.m. to 8 p.m. ET.

Types of INFORMATION affected
  • Names
    Names
  • Social security numbers
    Social Security Numbers
  • Dates of birth
    Dates of Birth
  • Addresses
    Addresses
  • Government IDs
    Government IDs
  • Medical Information
    Medical Info
  • Financial Info
    Financial Info
  • Affected information types not yet disclosed

Notice Letter

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Affected Entity
Delta Dental
Consumers Notification date
November 21, 2025
Date of Breach
March 21, 2025
Breach Discovered Date
August 22, 2032
Total People Affected
145918
Information Types Exposed
  • Drivers Licenses
  • Medical Records
  • Name of individual
  • Address
  • Social Security Number Information
  • Driver’s License number
  • Government-issued ID number (e.g. passport)
  • Protected Health information
  • Social Security numbers
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