John Muir Health - Walnut Creek Medical Center data breach
USUnited States
John Muir Health - Walnut Creek Medical Center (United States) notified the California Attorney General of a data breach on 13 April 2023. The breach began on 1 July 2021, 651 days before it was reported.
Status
Confirmed breach
People affected
Not reported yet
Reported
13 April 2023
Breach began
1 July 2021
Time to tell
651 days (the median in California’s notices over the last year: 154 days)
What was exposed
The register’s list does not say what was exposed; the notice it links to (under Sources) usually does.
If John Muir Health - Walnut Creek Medical Center had your data
Look for John Muir Health - Walnut Creek Medical Center’s own notice or letter: it should say what of yours was involved. Keep it.
The register’s list does not say what was exposed; the notice it links to (under Sources) usually does. If John Muir Health - Walnut Creek Medical Center has a password of yours, change it now to be safe.
Expect scams that use your details: calls, texts or emails pretending to be John Muir Health - Walnut Creek Medical Center, your bank or the police. Never give codes or passwords, never approve a sign-in you did not start, never move money.
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