HackingHealthcareTechnologyHealthcareStolen CredentialsData ExfiltratedCustomer Data InvolvedSupply Chain (3P Vendor)Identity (basic)Government IDMediumContained

Health Diagnostic Management, LLC

bd_01125325936a605c · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 13, 2023

Filed

Dec 12, 2023

To disclose

9 weeks

Affected

2state residents only

Linked

3 filings

Confidence

66%

Full breach record for Health Diagnostic Management, LLC →2 incidents on file

Health Diagnostic Management, LLC (HDM) notified the New Hampshire Attorney General of a data event affecting 2 NH residents. On or about Oct 12, 2023, an unauthorized actor accessed HDM's patient portal using valid credentials of a referring physician (Brooklyn Premiere Orthopedics). The vendor detected suspicious activity on Oct 13, 2023. Affected data included names and potentially government IDs. HDM notified customers on Oct 16, 2023, and offered credit monitoring via Experian.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 1 days

discovery → filing · 9 weeks / 60 days

Oct 12, 2023

Begins

Oct 13, 2023

Discovered

Dec 12, 2023

Filed

vs. sector median

4 wks faster

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

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_0edc9dddd81c4cb32023-12-12Verified
HHS OCRbd_7ff7ea8769faafd72023-12-12Verified

Name: Mullen Law
norm: mullen law

Name: Health Diagnostic Management, LLC
norm: health diagnostic management
Industry: HealthcarellmTechnologyllm

Discovered: Oct 13, 2023
Breach occurred: Oct 12, 2023
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: Oct 16, 2023
Affected individuals: 2state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General Consumer Protection & Antitrust Bureau
Initial access: valid_credentials

During the incident: Vendor immediately launched an investigation
HDM began notifying its affected customers
Vendor implemented additional cybersecurity measures
Offering immediate access to credit monitoring and identity theft protection services for at no cost to you, through Experian
Changes made: Reviewing existing security policies
Vendor implemented additional cybersecurity measures
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 · 3 filings · 3 states

View merged incident ↗

Massachusetts State AGDec 12 · first

HHS OCRDec 12 · first

New Hampshire State AGDec 12 · 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://mm.nh.gov/files/uploads/doj/remote-docs/health-diagnostic-management-20231212.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 12, 2023
Raw hash: 8660c0edeb18aaa05372d70466ecfa4cb1e31b78d3f869ca5ef6b9401f736296

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityMullen Law

Victim entityHealth Diagnostic Management, LLC

Incidentdiscovered Oct 13, 2023

Stated responseVendor immediately launched an investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov