HackingHealthcareFinancial ServicesHealthcareCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDPHIHealth (basic)CredentialsMediumActive

Partnership HealthPlan of California

bd_1372a343ab481432 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 19, 2022

Filed

May 23, 2022

To disclose

9 weeks

Affected

44state residents only

Linked

9 filings

Confidence

66%

Full breach record for Partnership HealthPlan of California →

Partnership HealthPlan of California (PHC) notified New Hampshire AG of a data event affecting 44 residents. Unauthorized access occurred on March 19, 2022. Data potentially included names, SSNs, DOBs, driver's licenses, medical records, and credentials. PHC engaged cybersecurity specialists, notified law enforcement, and offered 2 years of credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · 9 weeks / 65 days

Mar 19, 2022

Begins

Mar 19, 2022

Discovered

May 23, 2022

Filed

vs. sector median

3 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_09ac846e3353b7c22022-05-18 · +5dVerified
Washington State AGbd_13479c21b6c7bb132022-05-18 · +5dCandidate
California State AGbd_139be031dd01e4732022-05-18 · +5dVerified
Oregon State AGbd_33fa1e5cbdfe4d562022-05-18 · +5dVerified

Show 4 more filings ↓up to 5d gap

Montana State AGbd_485a1f1fad2f5f502022-05-18 · +5dVerified
Maine State AGbd_d7601862e566c6772022-05-18 · +5dVerified
Massachusetts State AGbd_e505a839d03f001c2022-05-18 · +5dVerified
HHS OCRbd_ee64421b22fda0a42022-05-18 · +5dVerified

Name: Mullen Coughlin LLC
norm: mullen coughlin

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: 44state-resident count only
Data types: Identity (basic)Government IDPHIHealth (basic)Credentials
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 enforcementNotifying the U.S. Department of Health and Human Services

During the incident: Began an investigation with the assistance of cybersecurity specialists
Promptly notified federal law enforcement
Providing impacted individuals with access to credit monitoring services for two (2) years through Cyberscout
Notifying the U.S. Department of Health and Human Services and prominent media pursuant to the Health Insurance Portability and Accountability Act (HIPAA)
Changes made: Reviewing and enhancing its existing policies and procedures relating to data protection and security
Implementing additional security measures and safeguards to protect against this type of event in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(65 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

Montana State AGMay 18 · first

Maine State AGMay 18 · first

Massachusetts State AGMay 18 · first

HHS OCRMay 18 · first

New Hampshire State AG+5d · this page

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://mm.nh.gov/files/uploads/doj/remote-docs/partnership-healthplan-california-20220523.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 23, 2022
Raw hash: 1593d5642569907eb47404ac19bf44861bcf0fbb00f1431ce42016db4129d1df

Linked disclosures

Regulatory filings (8) · sorted by filing gap

Reporting entityMullen Coughlin LLC

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 provenancemm.nh.gov