HackingHealthcareHealthcareCustomer Data InvolvedData ExfiltratedPIIGovernment IDCriticalContained

Acadia Health, LLC

bd_d91a5670ca3b53b0 · schema v1 · pii pii-v1

Severity

Critical

Discovered

Aug 8, 2023

Filed

Sep 4, 2023

To disclose

27 days

Affected · nationwide

129,6231 in this filing

Linked

2 filings

Confidence

50%

Full breach record for Acadia Health, LLC →2 incidents on file

Acadia Health, LLC, doing business as Just Kids Dental, reported an external system breach (hacking) that occurred on August 2, 2023, and was discovered on August 8, 2023. The breach affected one Maine resident out of 129,623 total individuals. The compromised information included names and Social Security Numbers. Affected consumers were notified in writing on September 1, 2023.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Aug 8, 2023 → Filed with AG Sep 4, 202327d ✓ ME AG ≤30d27 days 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 · 6 days

discovery → filing · 27 days

Aug 2, 2023

Begins

Aug 8, 2023

Discovered

Sep 4, 2023

Filed

vs. sector median

7 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Illinois State AGbd_cf611f53a2c032ba2023-01-01 · +246dCandidate

Name: Acadia Health, LLC
norm: acadia health

Name: Acadia Health, LLC
norm: acadia health
Also named: Acadia Health, LLCdba oflegal entity
Just Kids Dentaldba oftrade name
Industry: Healthcarellm

Discovered: Aug 8, 2023
Breach occurred: Aug 2, 2023
Undetected for: 6 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 1, 2023
Affected individuals: 129,623state + nationwide
Data types: PIIGovernment ID
Data elements: Social Security number
Attack vector: Unauthorized Access
Threat actor: External

Time to disclose: 27 days(27 days from discovery to filing)
Compliance flags: ME AG ≤30d · 27d
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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Aug 8, 2023
→ Filed with AG: Sep 4, 2023
27d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Aug 8, 2023 → Filed with AG: Sep 4, 2023	27d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Illinois State AGJan 1 · first

Maine State AG+246d · this page

Pattern: first filing Jan 1 (IL), last Sep 4 (ME) — a 246-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-a1252b4f8318/3b1d6421-e4c2-456f-b46e-e9689b9aa953.shtml
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 4, 2023
Raw hash: 10c4ccf9f4dad7df71ea5e41049657fc7bc9756d2c0e2742cfb751e24b81f519

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityAcadia Health, LLC

Victim entityAcadia Health, LLC

Incidentdiscovered Aug 8, 2023

ComplianceME AG ≤30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov