Reported U.S. health-data breach
Were you affected by the Harbor data breach?
Harbor reported a breach (hacking/it incident) affecting 216,000 people. If you were a patient or member, your information may have been involved. This is not confirmed for you.
- Reported
- 2025
- People affected
- 216,000
- Organization
- Healthcare Provider
- How
- Hacking/IT Incident
- Where
- Network Server
- State
- OH
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Breach data from Have I Been Pwned, used under CC BY 4.0. Awareness data from the HHS Office for Civil Rights breach portal.
About the Harbor breach
Was I affected by the Harbor breach?
Harbor reported this breach to the U.S. government, but only the organization knows exactly who was included, so it cannot be confirmed for you here. If you were a patient or member, your information may have been involved. To check whether your email appears in known breaches, run the free check below; your email never leaves your device.
What happened in the Harbor breach?
Harbor reported a breach (hacking/it incident) affecting 216,000 people. If you were a patient or member, your information may have been involved. This is not confirmed for you.
How many people did the Harbor breach affect?
216,000 individuals, according to the report Harbor filed with the U.S. Department of Health and Human Services in 2025.
What should I do if I was affected?
Change any reused passwords and turn on two-factor authentication, be wary of phishing that references real details about you, and keep your own copy of your medical records so you stay in control of them going forward.