Blue Cross Blue Shield Association

Under Review: 
No Review
Date Breach Made Public: 
July 14, 2010
Chicago , IL
United States
Illinois US
Records Breached: 

15,000 (0 SSNs and financial information reported)

Breach Total Number: 
Year of Breach: 
Type of organization: 
Type of breach: 

An error in the quarterly address update process resulted in the mailing of approximately 15,000 individuals' protected health information to incorrect addresses. The information in the letters included demographic information, explanation of benefits, clinical information, and diagnoses. The returned mail was collected and the organization verified whether or not it had been delivered.