Margaret Mary Health Reports Data Breach in Indiana

Margaret Mary Health in Indiana has reported a data breach, with the incident occurring in February 2026 and public filings made in May 2026. The compromise involved personal information, though specific details regarding the breach type and affected data categories remain unspecified in public records. Individuals who receive notification should carefully review the information provided to understand the situation.

State: Indiana
Breach date: February 16, 2026
Reported: May 29, 2026

What may have been exposed

Full Name
Date of Birth
Social Security Number
Medical Record Number
Health Insurance ID Number
Diagnosis and Treatment Information
Prescription Information
Provider and Treatment Dates

Margaret Mary Health, based in Indiana, officially filed notice of a data breach on May 29, 2026. This filing indicates that an incident impacting personal information occurred on or about February 16, 2026, leading to a disclosure of data held by the organization.

The public records do not specify the exact nature of the security incident or the precise categories of personal information that were exposed. Therefore, specific details about the type of breach and the information involved are not available in the public filing at this time.

Margaret Mary Health is expected to be notifying individuals who may have been affected by this incident. Recipients of such notices are advised to carefully read all communications from the organization for official details and specific instructions related to their situation.

To help protect themselves, individuals should remain vigilant for any suspicious communications or activity. This includes reviewing statements from financial institutions and credit reports for unauthorized transactions. It is also a general best practice to use strong, unique passwords for all online accounts.

This information is compiled from public regulatory filings. The investigation into the incident is ongoing, and further details may emerge as Margaret Mary Health continues to monitor the situation and provide updates.

What to do if you were affected

Based on the categories of information reported in this filing, these steps can help limit the risk of identity theft and fraud.

Freeze your credit
Place a free credit freeze with Equifax, Experian, and TransUnion. A freeze blocks new accounts from being opened in your name and can be lifted anytime.
Check for medical identity theft
Review the Explanation of Benefits statements from your health insurer for services or claims you never received, which can signal misuse of your medical identity.
Stay alert to targeted scams
Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.
Keep your notification letter
Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

Source: Indiana Attorney General filing

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