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The Paubox HIPAA Breach Report analyzes protected health information (PHI) breaches affecting 500 or more people as reported to the Department of Health & Human Services (HHS) in June 2021.


This report will cover:


HIPAA breaches ranked by people affected


Most common breach types

  • Network server breaches affected the most people in June 2021. 507,183 individuals had their data breached.
  • Email breaches were the second most common, with 93,089 people affected.
  • Other breach types affected 47,685 people, the third most common breach type.


HIPAA breaches by occurrence


Most common breach types

  • Network servers were the most common attack vector in June 2021. There were 27 network server breaches.
  • Email breaches were the second most common attack vector; thirteen attacks via email were reported.
  • Electronic medical record breaches had a total of 4 breaches last month.



After falling to number two in May, network servers once again affected the most people this month and were the most common breach type.

Northwestern Memorial HealthCare had the largest breach affecting 201,197 people. San Juan Regional Medical Center had the second-largest breach affecting 68,792 people. Both breaches occurred via a network server.


Full data

Click here to view the HHS’ raw data via Google Sheets.


About the Paubox HIPAA Breach Report

The Paubox HIPAA Breach Report analyzes breaches that affected 500 or more individuals, as reported on the HHS Wall of Shame in June 2021.


SEE ALSO:  HIPAA Compliant Email: the Definitive Guide

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