We are taking claims for the Highlands Oncology Group data breach—an event which exposed sensitive data of countless individuals. If you interacted with Highlands Oncology Group, your information was likely hacked by cybercriminals. That’s serious. They can open accounts in your name, file for your tax return, take your identity, contact your employer, mess up your credit, etc. If the Highlands Oncology Group data breach concerns you, take action. We can help you.
Highlands Oncology Group is a healthcare organization based out of Northwest Arkansas. Their clinic offers advanced treatment options for cancer care and is an industry leader in clinical studies [1]
From January 21, 2025 to June 2, 2025, Highlands Oncology Group an authorized third party accessed the organization’s computer network in a data security incident. This hack affected the personally identifiable information of over 100,000 individuals. The victims of the cyberattack were notified on August 1, 2025. [2]
[1] https://highlandsoncology.com/
[2] https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a125
Highlands Oncology Group is a healthcare organization based out of Northwest Arkansas. Their clinic offers advanced treatment options for cancer care and is an industry leader in clinical studies [1]
From January 21, 2025 to June 2, 2025, Highlands Oncology Group an authorized third party accessed the organization’s computer network in a data security incident. This hack affected the personally identifiable information of over 100,000 individuals. The victims of the cyberattack were notified on August 1, 2025. [2]
[1] https://highlandsoncology.com/
[2] https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a125
With over 30 years of experience, our firm has represented millions of data breach clients in similar data breach cases getting big settlements and protecting their personal information.
































Data breaches happen in various ways. Here’s a general overview of common methods:
Data breaches happen in various ways. Here’s a general overview of common methods:


For more details and updates about data breaches, visit our Data Breach Center. People don’t take data breaches as seriously as they should. Don’t wait until your information is sold or used to make a phone call.
Additional resources include our Hacker Checker, the HIPAA Journal and the U.S. Department of Health and Human Services. Let us direct you to the information you need.