We are investigating a breach of customer data impacting Heart South Cardiovascular Group.
Posted on April 07, 2026
Overview of the Heart South Cardiovascular Group Data Breach
Barnow and Associates, P.C., a leading data breach litigation law firm, is investigating a recent cybersecurity incident at Heart South Cardiovascular Group. This breach may have exposed sensitive personal and protected health information, potentially affecting 46,666 individuals.
If you received a data breach notification from Heart South Cardiovascular Group, our attorneys are here to help you understand your legal options.
Contact us today to discuss your rights and explore potential claims. Fill out our contact form or call us at (312) 621-2000.
About Heart South Cardiovascular Group
Heart South Cardiovascular Group is a cardiac and vascular health care provider with three locations in Alabama, based in Alabaster, Alabama, approximately 23 miles south of Birmingham.
Details of the Data Breach
The breach was discovered on November 11, 2025, after an unauthorized party claimed to possess Heart South data and posted a limited amount of the data on the dark web.
The investigation confirmed that the following information may have been exposed:
- names,
- Social Security numbers,
- dates of birth,
- treatments,
- procedures,
- diagnoses,
- medications,
- health insurance information.
Heart South Cardiovascular Group has begun notifying affected individuals.
What to Do If You Received a Data Breach Notification
If you were notified about the Heart South Cardiovascular Group data breach, you may be eligible to join a class action lawsuit. Contact Barnow and Associates, P.C. to discuss your legal rights. Complete our contact form below or reach us at (312) 621-2000.
Steps to Protect Your Personal Information
To safeguard your data after the Heart South Cardiovascular Group breach, consider the following steps:
- Review the Breach Notification: Carefully read the notice from Heart South Cardiovascular Group and retain it for your records.
- Enroll in Free Monitoring Services: If offered, consider signing up for complimentary credit or identity monitoring to detect suspicious activity.
- Update Passwords: Change passwords for online accounts, using strong, unique combinations.
- Monitor Financial Accounts: Regularly check bank and credit card statements for unauthorized transactions.
- Check Your Credit Report: Look for signs of identity theft by reviewing your credit history at AnnualCreditReport.com.
Potential Legal Outcomes for Affected Individuals
The Heart South Cardiovascular Group data breach may lead to class action lawsuits due to inadequate cybersecurity measures. Affected individuals could seek compensation for:
- Costs of credit monitoring or identity theft protection
- Unauthorized charges or financial losses
- Time and effort spent addressing the breach
- Other non-financial harms
Our firm has a proven track record in data breach litigation, securing significant settlements for clients. Learn more about our past case results.
How Barnow and Associates, P.C. Can Help
Barnow and Associates, P.C. is dedicated to holding companies accountable for failing to protect consumer data. By joining a class action lawsuit, you may recover compensation for damages while advocating for stronger data security practices.
You may be eligible for recoveries related to:
- Privacy Violations: Compensation for unauthorized access to your personal information
- Mitigation Efforts: Reimbursement for time and resources spent addressing the breach
- Financial Losses: Recovery for direct costs, such as fraudulent charges
- Non-Financial Harms: Damages for emotional distress or inconvenience
Contact us today to verify your eligibility and explore your legal options. Call (312) 621-2000 or fill out our contact form.
