HackingHealthcareHealthcareStolen CredentialsCustomer Data InvolvedDelayed DiscoveryPHIHealth (basic)Identity (basic)LowContained

COMMUNITY HEALTH NETWORK, INC.

bd_741a818ff7d888e6 · schema v1 · pii pii-v1

Severity

Low

Discovered

—

Filed

Sep 22, 2025

To disclose

—

Affected

2state residents only

Linked

6 filings

Confidence

66%

Full breach record for COMMUNITY HEALTH NETWORK, INC. →18 incidents on file

Community Health Network, Inc. notified the NH Attorney General of unauthorized access to one employee email account between Feb 25-26, 2025. The incident potentially impacted the PHI of approximately 2 New Hampshire residents, including names, DOBs, dates of service, medical treatment location, patient number, and provider name. The organization contained the threat, engaged external cybersecurity professionals, and conducted an extensive investigation. Notifications were sent to affected residents starting Sept 12, 2025.

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Incident timeline

Feb 25, 2025

Begins

Sep 22, 2025

Filed

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

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Maine State AGbd_1b20517a693bcd492025-09-14 · +8dVerified
Maine State AGbd_793eb2693d6f5c162025-09-14 · +8dVerified
Massachusetts State AGbd_878d6bd43a0d843f2025-09-12 · +10dVerified
Indiana State AGbd_8e7d5e4eafd827a12025-09-12 · +10dCandidate

Show 1 more filing ↓up to 21d gap

Illinois State AGbd_f1b7d52c4e0c50312025-09-01 · +21dVerified

Name: COMMUNITY HEALTH NETWORK, INC.
norm: community health network

Name: COMMUNITY HEALTH NETWORK, INC.
norm: community health network
Industry: Healthcarellm

Discovered: —
Breach occurred: Feb 25, 2025 – Feb 26, 2025
Materiality determined: —
Notification sent: Sep 12, 2025
Affected individuals: 2state-resident count only
Data types: PHIHealth (basic)Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General

During the incident: Contained the threat
Commenced a prompt and thorough investigation
Working very closely with external cybersecurity professionals
Providing the affected residents with written notification of this incident
Advised the affected residents to always remain vigilant in reviewing financial account statements
Provided with best practices to protect personal information, such as placing a fraud alert and/or security freeze on their credit files and obtaining a free credit report
Provided with the contact information for the consumer reporting agencies and the Federal Trade Commission
Set up a dedicated and confidential toll-free response line
Changes made: Continually evaluate and modify its practices to enhance the security and privacy of the personal information it maintains
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 5 states

View merged incident ↗

Illinois State AGSep 1 · first

Massachusetts State AG+11d

Indiana State AG+11d

Maine State AG+13d

New Hampshire State AG+21d · this page

Pattern: first filing Sep 1 (IL), last Sep 22 (NH) — a 21-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/community-health-network-20250922.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 22, 2025
Raw hash: 5836ffcd753ec18caa7727a5ed08ccdfa3f9995f73230e4aba72d2396cd04ad1

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityCOMMUNITY HEALTH NETWORK, INC.

Victim entityCOMMUNITY HEALTH NETWORK, INC.

IncidentUnauthorized Access

Stated responseContained the threat

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov