HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedGovernment IDIdentity (basic)HighContained

Centerstone of Tennessee, Inc.

bd_5545d22040704660 · schema v1 · pii pii-v1

Severity

High

Discovered

Aug 25, 2020

Filed

Oct 25, 2020

To disclose

9 weeks

Affected · nationwide

51,8601 in this filing

Linked

3 filings

Confidence

66%

Full breach record for Centerstone of Tennessee, Inc. →2 incidents on file

Centerstone of Tennessee, Inc. reported an external system breach (hacking) occurring on 12/12/2019, discovered on 08/25/2020. The incident compromised names and Social Security Numbers of 51,860 individuals. Centerstone notified affected individuals in writing on 10/22/2020 and provided 12 months of credit monitoring and identity theft recovery services through IDX.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Aug 25, 2020 → Filed with AG Oct 25, 202061d ⏱ ME AG >30d9 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 257 days

discovery → filing · 9 weeks / 61 days

Dec 12, 2019

Begins

Aug 25, 2020

Discovered

Oct 25, 2020

Filed

vs. sector median

on median

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

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

HHS OCRbd_1bd5ef13c57f26c32020-10-23 · +2dVerified
Massachusetts State AGbd_933f3daff3bba4512020-10-29 · +4dVerified

Name: Centerstone of Tennessee, Inc.
norm: centerstone of tennessee

Name: Centerstone of Tennessee, Inc.
norm: centerstone of tennessee
Industry: Healthcarellm

Discovered: Aug 25, 2020
Breach occurred: Dec 12, 2019
Undetected for: 257 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 22, 2020
Affected individuals: 51,860state + nationwide
Data types: Government IDIdentity (basic)
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: ExternalFinancial
Regulator citations: Filed data breach notice with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Sent written notification to affected individuals
Offered 12 months of credit and CyberScan monitoring through IDX
Provided a $1,000,000 insurance reimbursement policy
Provided fully managed identity theft recovery services
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: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Aug 25, 2020
→ Filed with AG: Oct 25, 2020
61d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Aug 25, 2020 → Filed with AG: Oct 25, 2020	61d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

HHS OCROct 23 · first

Maine State AG+2d · this page

Massachusetts State AG+6d

Pattern: first filing Oct 23 (TN), last Oct 29 (MA) — a 6-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-a1252b4f8318/2245f044-0d5a-4e71-9595-1e0105cb9659.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 25, 2020
Raw hash: 294e562d0faf0e0ef21ef6dc050f047cb0e692e2b86a9bf9857795535fcd3997

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityCenterstone of Tennessee, Inc.

Victim entityCenterstone of Tennessee, Inc.

Incidentdiscovered Aug 25, 2020

Stated responseSent written notification to affected individuals

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov