The HealthTech Signal

Health Data Breach Tracker/Monthly roundup

Biggest health data breaches: March 2023

In March 2023, 66 health data breaches affecting 500 or more people were reported to the HHS Office for Civil Rights, with a combined 6,919,090 individuals affected as reported. Hacking/IT Incident was the most common breach type this month, and healthcare provider accounted for the most reports. Counts are as reported to OCR and may overlap across breaches; a listing does not imply wrongdoing.

Breaches reported

66

Individuals affected

6,919,090

Hacking or IT incidents

50

  1. 1Cerebral, IncDE · Business Associate · Unauthorized Access/Disclosure · Mar 1, 20233,179,835
  2. 2Community Health Systems Professional Services Corporations (CHSPSC), LLCTN · Business Associate · Hacking/IT Incident · Mar 16, 20231,173,555
  3. 3ZOLL Services LLCMA · Healthcare Provider · Hacking/IT Incident · Mar 10, 2023997,097
  4. 4Santa Clara Family Health PlanCA · Health Plan · Hacking/IT Incident · Mar 30, 2023276,993
  5. 5McAllen Hospitals, LP d/b/a South Texas Health SystemTX · Healthcare Provider · Hacking/IT Incident · Mar 20, 2023134,634
  6. 6Atlantic General HospitalMD · Healthcare Provider · Hacking/IT Incident · Mar 24, 2023132,817
  7. 7Monument, Inc.NY · Business Associate · Unauthorized Access/Disclosure · Mar 31, 2023108,584
  8. 8Bone & Joint Clinic, S.C.WI · Healthcare Provider · Hacking/IT Incident · Mar 13, 2023105,094
  9. 9Florida Medical Clinic, LLCFL · Healthcare Provider · Hacking/IT Incident · Mar 10, 202394,132
  10. 10Merritt Healthcare AdvisorsCT · Business Associate · Hacking/IT Incident · Mar 15, 202388,740
  11. 11Healthy Options dba Postal Prescription Services – KrogerOH · Healthcare Provider · Unauthorized Access/Disclosure · Mar 15, 202382,466
  12. 12NorthStar Emergency Medical ServicesAL · Healthcare Provider · Hacking/IT Incident · Mar 14, 202382,450
  13. 13NewYork-Presbyterian HospitalNY · Healthcare Provider · Unauthorized Access/Disclosure · Mar 20, 202354,396
  14. 14Trinity HealthMI · Business Associate · Hacking/IT Incident · Mar 6, 202346,526
  15. 15UHS of Delaware, Inc.PA · Business Associate · Hacking/IT Incident · Mar 29, 202340,290
  16. 16ProSmile Holdings, LLCNJ · Business Associate · Hacking/IT Incident · Mar 28, 202339,674
  17. 17SundaySky, Inc.NY · Business Associate · Hacking/IT Incident · Mar 7, 202337,095
  18. 18Denver Public Schools Medical PlansCO · Health Plan · Hacking/IT Incident · Mar 3, 202335,068
  19. 19UC San Diego HealthCA · Healthcare Provider · Unauthorized Access/Disclosure · Mar 16, 202322,971
  20. 20Tallahassee Memorial Healthcare, Inc.FL · Healthcare Provider · Hacking/IT Incident · Mar 31, 202320,376
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