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See the full Central Ozarks Medical Center breach case facts
MonitoringMontanaFiled January 9, 2026

Understanding your Central Ozarks Medical Center data breach notification letter

If a Central Ozarks Medical Center letter arrived in your mailbox, here is what it means, why you received it, and the free steps you can take right now.

Why you received this letter

Central Ozarks Medical Center filed a data breach notification with the Montana Attorney General on January 9, 2026, reporting an incident that occurred in November 2025. The breach exposed various types of sensitive personal and medical patient data, necessitating vigilance from affected individuals.

Information the filing reports as involved

  • 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
  • Billing and Financial Information

What to do after the letter

  1. Confirm the notice is genuine

    A legitimate Central Ozarks Medical Center notice references the specific incident reported to the Montana Attorney General and describes which categories of your information were involved. Compare the letter against the public filing before acting on any links or phone numbers it contains.

  2. Keep the letter — it is your proof of connection

    The notification letter is the document that ties your personal information to this incident. Keep the original and photograph it. If you later request a case review, this letter is the strongest evidence that you were among the affected individuals.

  3. Protect your accounts and credit

    Depending on what was exposed, consider a free credit freeze with all three bureaus, new passwords for reused credentials, and monitoring of financial statements. These steps are free and do not require you to wait for anyone's permission.

  4. Check the record against the public filing

    You can verify the Central Ozarks Medical Center incident against the filing reported to the Montana Attorney General. This registry summarizes what was filed; it does not provide legal advice.

This page summarizes a data breach reported to the Montana Attorney General for informational purposes. DataBreachInformation.com is a neutral reference registry and does not provide legal advice.

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