Heart South Cardiovascular Group Data Breach

Heart South Cardiovascular Group, PC (“Heart South”) recently informed individuals about a cybersecurity incident that may have compromised personal and protected health information. The breach, which occurred on November 11, 2025, and was discovered on February 12, 2026, has led to a thorough investigation into the incident and the steps taken to protect affected individuals.

Heart South Cardiovascular Group’s Data Breach Investigation

On November 11, 2025, Heart South became aware that an unauthorized party claimed to have possession of Heart South data. The company quickly initiated an investigation with the assistance of external cybersecurity professionals who specialize in data breaches. The investigation did not find evidence of unauthorized network access or data theft; however, it was discovered that the bad actor had posted a limited amount of Heart South data on the dark web.

As a precaution, Heart South has notified all patients whose protected health information may have been stored in the affected systems, as the posted data resided on these systems. The breach was confirmed to have impacted certain individuals’ personal information, including their health data.

When Did This Breach Occur?

The breach occurred on November 11, 2025, when unauthorized access was claimed by an external party. The incident was discovered on February 12, 2026, after the investigation revealed the extent of the breach, including the unauthorized posting of data on the dark web.

What Information Was Breached?

While the investigation did not confirm the specifics of the data that was accessed, it was determined that the affected information could include the following:

• Full name or other personal identifiers
• Social Security number
• Health information, etc.

Heart South has taken steps to notify affected individuals and provide precautionary measures to protect their information.

What You Can Do

Although there have been no confirmed reports of misuse of the affected information, it is important to remain vigilant. Here are steps you can take to protect yourself:

• Enroll in Identity Monitoring Services: As a precaution, Heart South has secured complimentary identity monitoring services for affected individuals through Kroll. These services include credit monitoring, fraud consultation, and identity theft restoration. Enrollment instructions are provided in the notification letter.
• Place Fraud Alerts or Credit Freezes: Consider placing a fraud alert or a security freeze on your credit files. A fraud alert will notify creditors to take extra steps to verify your identity, while a freeze will prevent creditors from accessing your credit report to open new accounts.
• Monitor Your Credit Reports and Financial Statements: Regularly review your credit reports for any suspicious or unauthorized activity. You are entitled to a free credit report from each of the three major credit bureaus once per year at www.annualcreditreport.com.
• Report Suspicious Activity: If you detect any fraudulent activity, report it to your financial institution, credit card companies, or the relevant authorities immediately.

File a Data Breach Lawsuit Against Heart South Cardiovascular Group

If you were affected by the Heart South data breach, you may be entitled to compensation for any damages caused by the exposure of your personal and health information. Legal action, including filing a lawsuit, may help you seek redress for any harm, including identity theft, financial loss, or emotional distress.

Contact Class Action U today for a free consultation. Our experienced legal partners specialize in data breach lawsuits and can guide you through the process. There is no cost or obligation to speak with an attorney.

Take action now to protect your rights and hold Heart South accountable for the breach.