DisclosureLens
HackingHealthcareHealthcareEmployee Data InvolvedIdentity (basic)Government IDHealth (basic)EmploymentMediumContained

Petaluma Health Center

bd_bdc46d25c14edb8f · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 14, 2023

Filed

Apr 28, 2023

To disclose

6 weeks

Affected

Not disclosed

Linked

10 filings

Confidence

64%
Full breach record for Petaluma Health Center2 incidents on file

Petaluma Health Center experienced a network security incident on March 14, 2023, involving unauthorized access to its network environment. The breach potentially exposed personal information of current and former employees, board members, and volunteers, including names, addresses, Social Security numbers, driver's license numbers, passport numbers, dates of birth, and health insurance plan information. The organization contained the incident by shutting off network access and engaged third-party forensic investigators. Affected individuals were offered credit monitoring and fraud assistance services.

California clockDiscovered Mar 14, 2023Notified Apr 24, 202341d CA 60-day OK6 weeks discovery → filing

Incident timeline

undetected · 7 days
discovery → filing · 6 weeks / 45 days

Mar 7, 2023

Begins

Mar 14, 2023

Discovered

Apr 28, 2023

Filed

vs. sector median

6 wks faster

This filing is one of 10 about the same incident.View merged incident

Linked disclosures

Why this link?

Ransomware claims (1)

Regulatory filings (8) · sorted by filing gap

Show 4 more filingsup to 38d gap

Filing propagation · 9 filings · 6 states

View merged incident ↗

Pattern: first filing Apr 24 (IN), last Jun 5 (MA) — a 42-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.