HackingHealthcareHealthcareStolen CredentialsData ExfiltratedCustomer Data InvolvedPHIHealth (basic)Identity (basic)MediumContained

COMMUNITY HEALTH NETWORK, INC.

bd_1b20517a693bcd49 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 15, 2025

Filed

Sep 14, 2025

To disclose

9 weeks

Affected · nationwide

13,9392 in this filing

Linked

6 filings

Confidence

66%

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

Community Health Network, Inc. reported an unauthorized access to an employee email account occurring between Feb 25-26, 2025. The breach impacted PHI including names, DOBs, medical info, and health insurance data for approx. 13,939 individuals (including 2 in Maine). Discovered July 15, 2025, after investigation with external cybersecurity professionals. Notifications sent Sept 12-14, 2025. HHS OCR notified.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Jul 15, 2025 → Filed with AG Sep 14, 202561d ⏱ ME AG >30d9 weeks discovery → filing

Incident timeline

undetected · 140 days

discovery → filing · 9 weeks / 61 days

Feb 25, 2025

Begins

Jul 15, 2025

Discovered

Sep 14, 2025

Filed

vs. sector median

4 wks faster

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_793eb2693d6f5c162025-09-14Verified
Massachusetts State AGbd_878d6bd43a0d843f2025-09-12 · +2dVerified
Indiana State AGbd_8e7d5e4eafd827a12025-09-12 · +2dCandidate
New Hampshire State AGbd_741a818ff7d888e62025-09-22 · +8dVerified

Show 1 more filing ↓up to 13d gap

Illinois State AGbd_f1b7d52c4e0c50312025-09-01 · +13dVerified

Name: MCDONALD HOPKINS LLC
norm: mcdonald hopkins
Industry: Legal Services

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

Discovered: Jul 15, 2025
Breach occurred: Feb 25, 2025 – Feb 26, 2025
Undetected for: 140 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 14, 2025
Affected individuals: 13,939state + nationwide
Data types: PHIHealth (basic)Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Regulator citations: Provided notification to the Office of Civil Rights' Department of Health and Human Services
Initial access: valid_credentials

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
Advised affected residents to remain vigilant in reviewing financial account statements
Provided best practices to protect personal information
Provided contact information for consumer reporting agencies and the Federal Trade Commission
Changes made: Continually evaluates and modifies its practices to enhance the security and privacy of the personal information it maintains
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(61 days from discovery to filing)
Compliance flags: ME AG >30d · 61d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Jul 15, 2025
→ Filed with AG: Sep 14, 2025
61d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jul 15, 2025 → Filed with AG: Sep 14, 2025	61d	30 days (soft)	ME AG >30d

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

Maine State AG+13d · this page

New Hampshire State AG+21d

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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/b9e152da-5287-44a0-886c-3d2b64a6b9c9.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 14, 2025
Raw hash: 3a7283368f683334d3539d973c747e43d396a47841a1014aa31d3edc81689ffb

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityMCDONALD HOPKINS LLC

Victim entityCOMMUNITY HEALTH NETWORK, INC.

Incidentdiscovered Jul 15, 2025

Stated responseContained the threat

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov