MisuseHealthcareFinancial ServicesHealthcarePrivilege AbuseEmployee Data InvolvedGovernment IDPIIHighResolved

California Physicians' Services d/b/a Blue Shield of California (BSC)

bd_385457aeeb43d4f0 · schema v1 · pii pii-v1

Severity

High

Discovered

Oct 30, 2022

Filed

Dec 29, 2022

To disclose

9 weeks

Affected · nationwide

3,4111 in this filing

Linked

3 filings

Confidence

64%

California Physicians' Services d/b/a Blue Shield of California (BSC) reported an insider wrongdoing incident occurring between June 17, 2022, and October 30, 2022. The breach compromised names and Social Security Numbers of 3,411 individuals, including one Maine resident. BSC notified affected individuals in writing on December 22, 2022, and offered one year of credit monitoring through Experian IdentityWorks.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Oct 30, 2022 → Filed with AG Dec 29, 202260d ⏱ ME AG >30d9 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 135 days

discovery → filing · 9 weeks / 60 days

Jun 17, 2022

Begins

Oct 30, 2022

Discovered

Dec 29, 2022

Filed

vs. sector median

1 wks faster

This filing is one of 3 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_00f48c216126df2d2022-12-22 · +7dVerified
Indiana State AGbd_7bf6e23c8bbb99b22022-12-22 · +7dVerified

Name: California Physicians' Services d/b/a Blue Shield of California (BSC)
norm: california physicians services blue shield of california
Domain: blueshieldca.com

Name: California Physicians' Services d/b/a Blue Shield of California (BSC)
norm: california physicians services blue shield of california
Domain: blueshieldca.com
Also named: California Physicians' Servicesdba oflegal entity
Blue Shield of California (BSC)dba oftrade name
Industry: HealthcarellmFinancial Servicesllm

Discovered: Oct 30, 2022
Breach occurred: Jun 17, 2022 – Oct 30, 2022
Undetected for: 135 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 22, 2022
Affected individuals: 3,411state + nationwide
Data types: Government IDPII
Data elements: Social Security number
Attack vector: Insider
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: Internal
Regulator citations: Filed data breach notice with Maine Attorney General
Initial access: insider_action

During the incident: Sent written notification to affected individuals
Offered Experian IdentityWorks for a period of one year, which provides credit monitoring and identity theft protection services
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(60 days from discovery to filing)
Compliance flags: ME AG >30d · 60d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Oct 30, 2022
→ Filed with AG: Dec 29, 2022
60d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Oct 30, 2022 → Filed with AG: Dec 29, 2022	60d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Massachusetts State AGDec 22 · first

Indiana State AGDec 22 · first

Maine State AG+7d · this page

Pattern: first filing Dec 22 (MA), last Dec 29 (ME) — a 7-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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/0e1652a6-b15e-4907-af54-0a1e16bd481c.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 29, 2022
Raw hash: 14fffeb43c28de7bc02641ca1a0bfd90c120df4731a90849e0dc797297e24566

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityCalifornia Physicians' Services d/b/a Blue Shield of California (BSC)

Victim entityCalifornia Physicians' Services d/b/a Blue Shield of California (BSC)

Incidentdiscovered Oct 30, 2022

Stated responseSent written notification to affected individuals

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov