HackingHealthcareHealthcareStolen CredentialsCustomer Data InvolvedTargetedIdentity (basic)Government IDPHIPIIHealth (basic)HighContained

American Addiction Centers, Inc.

bd_42be6e6e990f3ea5 · schema v1 · pii pii-v1

Severity

High

Discovered

Sep 26, 2024

Filed

Dec 20, 2024

To disclose

12 weeks

Affected

2,994state residents only

Linked

13 records

Confidence

71%

Full breach record for American Addiction Centers, Inc. →5 incidents on file

American Addiction Centers, Inc. reported unauthorized access to its systems in Washington state between Sept 23-26, 2024. The incident affected 2,994 Washington residents, exposing personal information including names and government IDs. The company offered credit monitoring services to affected individuals.

J jump to incidentP pin to compareR raw source

Washington clock⏱ WA AG >30d12 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 3 days

discovery → filing · 12 weeks / 85 days

Sep 23, 2024

Begins

Sep 26, 2024

Discovered

Dec 20, 2024

Filed

vs. sector median

+3 wks slower

This filing is one of 13 records about the same incident.View merged incident

A leak claim by rhysida about this victim was first seen 34 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

California State AGbd_11a91148574528322024-12-23 · +3dVerified
Indiana State AGbd_266ede66a8abf1682024-12-23 · +3dVerified
Maine State AGbd_9c951622ce1ae8772024-12-23 · +3dVerified
Oregon State AGbd_b259e2076c28f1162024-12-23 · +3dVerified

Show 6 more filings ↓up to 25d gap

New Hampshire State AGbd_f2aef419fe5637862024-12-23 · +3dVerified
Montana State AGbd_fbdedafb516e74172024-12-23 · +3dVerified
Massachusetts State AGbd_d58f78f6033011192024-12-24 · +4dVerified
Vermont State AGbd_2c351109ea5b1eb92024-12-13 · +7dVerified
Illinois State AGbd_7622c35d1e9e68802024-12-01 · +19dCandidate
HHS OCRbd_10443d8cd56b65452024-11-25 · +25dVerified

Showing first 10 of 12 linked disclosures.

Name: American Addiction Centers, Inc.
norm: american addiction centers
Domain: americanaddictioncenters.org

Name: American Addiction Centers, Inc.
norm: american addiction centers
Domain: americanaddictioncenters.org
Industry: Healthcarellm

Discovered: Sep 26, 2024
Breach occurred: Sep 23, 2024 – Sep 26, 2024
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 20, 2024
Affected individuals: 2,994state-resident count only
Data types: PIIIdentity (basic)Government ID
Data elements: NameSocial Security numberDriver's licence numberDate of birthHealth insurance IDMedical information
WA-stated cause: Unauthorized Access
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found while ongoingContained same day
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Filed notification with Washington Attorney General
Initial access: valid_credentials

During the incident: Offered 12 months of complimentary credit monitoring through Cyberscout
Changes made: Took steps to prevent a similar incident from occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(85 days from discovery to filing)
Compliance flags: WA AG >30dLeak >30d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 11 states

View merged incident ↗

HHS OCRNov 25 · first

Illinois State AG+6d

Vermont State AG+18d

Washington State AG+25d · this page

California State AG+28d

Indiana State AG+28d

Maine State AG+28d

Oregon State AG+28d

New Hampshire State AG+28d

Montana State AG+28d

Massachusetts State AG+29d

Pattern: first filing Nov 25 (TN), last Dec 24 (MA) — a 29-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 12 — the full spread may be wider.

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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA31768.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 20, 2024
Raw hash: e21b4407f28f17b9aa90734e34e22165e33a9faa34f5c8bb35a38198e7047854

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityAmerican Addiction Centers, Inc.

Victim entityAmerican Addiction Centers, Inc.

Incidentdiscovered Sep 26, 2024

Stated responseOffered 12 months of complimentary credit monitoring through Cyberscout

ComplianceWA AG >30d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com