Here are the 10 breaches that affected the highest number of individuals:
1. Anthem, affiliated covered entity (Indianapolis): 78.80 million
Date: 3/13/2015
Type of breach: Hacking/IT incident
2. Premera Blue Cross (Mountlake Terrace, Wash.): 11 million
Date: 3/17/2015
Type of breach: Hacking/IT incident
3. Excellus Health Plan (Rochester, N.Y.): 10 million
Date: 9/9/2015
Type of breach: Hacking/IT incident
4. Science Applications International Corp. (McLean, Va.): 4.90 million
Date: 11/4/2011
Type of breach: Loss
5. University of California, Los Angeles Health: 4.50 million
Date: 7/17/2015
Type of breach: Hacking/IT incident
6. Community Health Systems (Franklin, Tenn.): 4.50 million
Date: 8/20/2014
Type of breach: Theft
7. Advocate Medical Group (Downers Grove, Ill.): 4.02 million
Date: 8/23/2013
Type of breach: Theft
8. Medical Informatics Engineering (Fort Wayne, Ind.): 3.90 million
Date: 7/23/2015
Type of breach: Hacking/IT incident
9. Banner Health (Phoenix): 3.62 million
Date: 8/3/2016
Type of breach: Hacking/IT incident
10. Newkirk Products (Albany, N.Y.): 3.46 million
Date: 8/9/2016
Type of breach: Hacking/IT incident
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