HackingHealthcareHealthcareStolen CredentialsCustomer Data InvolvedPHIIdentity (basic)Government IDMediumContained

Meridian Behavioral Healthcare

bd_dc7c9d7a4c2771df · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 11, 2023

Filed

Dec 22, 2023

To disclose

19 weeks

Affected

15state residents only

Linked

4 filings

Confidence

66%

Full breach record for Meridian Behavioral Healthcare →

Meridian Behavioral Healthcare, Inc. notified the NH AG on Dec 22, 2023, of a breach discovered Aug 11, 2023. Unauthorized access impacted PHI and PII of 15 NH residents. Meridian secured the network, reset passwords, and engaged forensic investigators. No evidence of misuse was found. Credit monitoring offered.

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Incident timeline

discovery → filing · 19 weeks / 133 days

Aug 11, 2023

Discovered

Dec 22, 2023

Filed

vs. sector median

+6 wks slower

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Massachusetts State AGbd_00960676084cc3162023-12-22Verified
Montana State AGbd_09023d66da863c092023-12-22Verified
HHS OCRbd_1a9ca18e03a5c9042023-12-22Verified

Name: Meridian Behavioral Healthcare
norm: meridian behavioral healthcare

Name: Meridian Behavioral Healthcare
norm: meridian behavioral healthcare
Industry: Healthcarellm

Discovered: Aug 11, 2023
Materiality determined: —
Notification sent: Dec 22, 2023
Affected individuals: 15state-resident count only
Data types: PHIIdentity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified New Hampshire Office of the Attorney General Consumer Protection Bureau
Initial access: valid_credentials

During the incident: Secured its network
Reset passwords
Engaged a third-party team of forensic investigators
Changes made: Enhanced the security of all information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 19 weeks(133 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Massachusetts State AGDec 22 · first

Montana State AGDec 22 · first

HHS OCRDec 22 · first

New Hampshire State AGDec 22 · 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/meridian-behavioral-healthcare-20231222.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 22, 2023
Raw hash: f5de5214532c8bd525d923891646ad147c4c3fab333459aa6ecd5e519472cc61

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityMeridian Behavioral Healthcare

Victim entityMeridian Behavioral Healthcare

Incidentdiscovered Aug 11, 2023

Stated responseSecured its network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov