Girard Sharp is investigating reports of an Oncology Institute data breach that may have exposed patient data to cyber attackers.

Did you receive a data breach notice from The Oncology Institute?

Speak to a Girard Sharp attorney about your rights and your eligibility for relief. Please fill out our form or call (866) 981-4800 for a free consultation.

More Information About The Oncology Institute, Inc. Data Breach

In November 2025, a cybersecurity incident impacted a software services vendor used by The Oncology Institute. On May 20, 2026, the vendor’s third-party administrator notified The Oncology Institute that unauthorized access had been detected within information systems containing patient data.

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We have successfully resolved cases concerning data breaches, unlawful surveillance, and other practices threatening privacy against some of the nation’s largest companies, including Yahoo, Home Depot, and Target.