HackingHealthcareProfessional ServicesHealthcareCustomer Data InvolvedTargetedIdentity (basic)Government IDMediumActive

Health Dimensions Group

bd_67041c3e714169ff · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 20, 2025

Filed

Mar 11, 2026

To disclose

20 weeks

Affected · nationwide

4501 in this filing

Linked

6 filings

Confidence

65%

Full breach record for Health Dimensions Group →2 incidents on file

Health Dimensions Group, a healthcare consulting firm, reported an external system breach on October 20, 2025, affecting 450 individuals including 1 Maine resident. The incident involved unauthorized access to independent contractors' names, addresses, and Social Security numbers. HDG engaged forensic investigators, implemented security measures, and offered 12 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Oct 20, 2025 → Filed with AG Mar 11, 2026142d ✗ ME AG >90d20 weeks discovery → filing

⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 20 weeks / 142 days

Oct 20, 2025

Begins

Oct 20, 2025

Discovered

Mar 11, 2026

Filed

vs. sector median

+8 wks slower

This filing is one of 6 about the same incident.View merged incident

A leak claim by worldleaks about this victim predates this filing by 124 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteworldleaksbd_9802e4f50cf79f2c2025-11-06 · +124dVerified by operator

Regulatory filings (4) · sorted by filing gap

Nebraska State AGbd_07d697ba5170ef452026-03-11Verified
Indiana State AGbd_36151da45d5418b52026-03-11Verified by operator
Indiana State AGbd_7b6212bac1412f8e2026-03-11Verified by operator
Massachusetts State AGbd_916ddd4d6a0324252026-03-11Verified by operator

Name: Wilson, Elser, Moskowitz, Edelman & Dicker LLP
norm: wilson elser moskowitz edelman dicker
Domain: wilsonelser.com

Name: Health Dimensions Group
norm: health dimensions
Domain: healthdimensionsgroup.com
Industry: HealthcarellmProfessional Servicesllm

Discovered: Oct 20, 2025
Breach occurred: Oct 20, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 11, 2026
Affected individuals: 450state + nationwide
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1119 Automated Collection
Threat actor: External
Regulator citations: Filed notice with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Activated its incident response plan
Engaged a third-party cybersecurity firm to secure its environment and investigate the cause and scope of the incident
Initiated a comprehensive review of the impacted data
Notified individuals determined to be affected
Offered twelve (12) months of complimentary credit monitoring and identity theft restoration services through Cyberscout, a TransUnion company
Changes made: Implemented additional technical and administrative security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 20 weeks(142 days from discovery to filing)
Compliance flags: ME AG >90d · 142dME resident >60d · 142dLeak >90d
Discovery-date grounding: occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Oct 20, 2025
→ Filed with AG: Mar 11, 2026
142d 90 days ME AG >90d
Maine
Discovered: Oct 20, 2025
→ Notified: Mar 11, 2026
142d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Oct 20, 2025 → Filed with AG: Mar 11, 2026	142d	90 days	ME AG >90d
Maine	Discovered: Oct 20, 2025 → Notified: Mar 11, 2026	142d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 4 states

View merged incident ↗

Nebraska State AGMar 11 · first

Indiana State AGMar 11 · first

Massachusetts State AGMar 11 · first

Maine State AGMar 11 · first · this page

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-a1252b4f8318/9ed92f50-ce86-41e8-9de4-56304679945b.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 11, 2026
Raw hash: 2d5b32a059a13e011650d21aadd9efc4c3a3c227af9fbfad4d0f301e5056fab6

Linked disclosures

Ransomware claims (1)

Regulatory filings (4) · sorted by filing gap

Reporting entityWilson, Elser, Moskowitz, Edelman & Dicker LLP

Victim entityHealth Dimensions Group

Incidentdiscovered Oct 20, 2025

Stated responseActivated its incident response plan

ComplianceME AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov