HackingHealthcareFinancial ServicesHealthcareCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDHealth (basic)Financial accountCredentialsPIIMediumActive

Partnership HealthPlan of California

bd_485a1f1fad2f5f50 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 19, 2022

Filed

May 18, 2022

To disclose

9 weeks

Affected

242state residents only

Linked

9 filings

Confidence

65%

Full breach record for Partnership HealthPlan of California →

Partnership HealthPlan of California (PHC) notified individuals of a data breach where an unauthorized party accessed network information on March 19, 2022. Affected data included names, SSNs, DOBs, driver's licenses, medical records, and financial account numbers. PHC engaged cybersecurity specialists, notified law enforcement, and offered two years of credit monitoring.

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Incident timeline

discovery → filing · 9 weeks / 60 days

Mar 19, 2022

Begins

Mar 19, 2022

Discovered

May 18, 2022

Filed

vs. sector median

4 wks faster

This filing is one of 9 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (8) · sorted by filing gap

Indiana State AGbd_09ac846e3353b7c22022-05-18Verified
Washington State AGbd_13479c21b6c7bb132022-05-18Candidate
California State AGbd_139be031dd01e4732022-05-18Verified
Oregon State AGbd_33fa1e5cbdfe4d562022-05-18Verified

Show 4 more filings ↓up to 5d gap

Maine State AGbd_d7601862e566c6772022-05-18Verified
Massachusetts State AGbd_e505a839d03f001c2022-05-18Verified
HHS OCRbd_ee64421b22fda0a42022-05-18Verified
New Hampshire State AGbd_1372a343ab4814322022-05-23 · +5dVerified

Name: Partnership HealthPlan of California
norm: partnership healthplan of california
Domain: partnershiphp.org

Name: Partnership HealthPlan of California
norm: partnership healthplan of california
Domain: partnershiphp.org
Industry: HealthcarellmFinancial Servicesllm

Discovered: Mar 19, 2022
Breach occurred: Mar 19, 2022
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 18, 2022
Affected individuals: 242state-resident count only
Data types: Identity (basic)Government IDHealth (basic)Financial accountCredentialsPII
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External
Regulator citations: notified federal law enforcement, with reference number I2203221559516532notifying regulatory authorities as required by law

During the incident: Began an investigation with the assistance of cybersecurity specialists
Notified federal law enforcement
Notifying regulatory authorities
Notifying potentially affected individuals
Arranged to have Cyberscout, a TransUnion company, provide credit monitoring services for two years at no cost
Changes made: Taken many steps to increase existing security
Reviewing our existing policies and procedures to identify additional safeguards
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(60 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 8 states

View merged incident ↗

Indiana State AGMay 18 · first

Washington State AGMay 18 · first

California State AGMay 18 · first

Oregon State AGMay 18 · first

Maine State AGMay 18 · first

Massachusetts State AGMay 18 · first

HHS OCRMay 18 · first

Montana State AGMay 18 · first · this page

New Hampshire State AG+5d

Pattern: first filing May 18 (IN), last May 23 (NH) — a 5-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.

Source URL: https://dojmt.gov/wp-content/uploads/Partnership-HealthPlan-of-California-Consumer-Notification-Letter.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 18, 2022
Raw hash: b703f7495b36426bba3208d1cd935089e6e4733c1cdf17e25a7da6bc0fc3eab4

Linked disclosures

Regulatory filings (8) · sorted by filing gap

Reporting entityPartnership HealthPlan of California

Victim entityPartnership HealthPlan of California

Incidentdiscovered Mar 19, 2022

Stated responseBegan an investigation with the assistance of cybersecurity specialists

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov