Understanding your The Cooper Health System data breach notification letter
If a The Cooper Health System 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
The Cooper Health System is a healthcare provider that manages comprehensive patient care, clinical services, and hospital operations. As a healthcare entity, they collect and store sensitive personal information, including detailed medical histories, insurance details, and government identifiers necessary for billing and treatment. In 2025, the organization officially reported a data breach to the Indiana Attorney General, indicating that unauthorized access to their systems occurred. If you have received a formal data breach notification letter from The Cooper Health System, it means your personal or health-related information was potentially involved in this security incident. This notice serves to inform you of the event and provides guidance on the steps you should take to protect your identity and medical privacy.
What to do after the letter
Confirm the notice is genuine
A legitimate The Cooper Health System notice references the specific incident reported to the Indiana 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.
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.
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.
Check the record against the public filing
You can verify the The Cooper Health System incident against the filing reported to the Indiana Attorney General. This registry summarizes what was filed; it does not provide legal advice.
This page summarizes a data breach reported to the Indiana Attorney General for informational purposes. DataBreachInformation.com is a neutral reference registry and does not provide legal advice.