HackingHealthcareHealthcareStolen CredentialsData ExfiltratedTargetedIdentity (basic)Government IDFinancialPHIHealth (basic)MediumContained

Minnesota Orthodontics

bd_2f27d4eaedb145a1 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Feb 26, 2025

Filed

Oct 3, 2025

To disclose

31 weeks

Affected

7state residents only

Linked

3 records

Confidence

66%

Full breach record for Minnesota Orthodontics →

Minnesota Orthodontics & Dentofacial Orthopedics, P.A. notified patients of a data breach where an unknown actor accessed systems on Jan 30, 2025, copying patient data including SSNs, DOBs, and health info. The breach was discovered on Feb 26, 2025. The company reported to law enforcement and offered 12 months of credit monitoring.

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Leak gap clock✗ Leak >180d31 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 · 27 days

discovery → filing · 31 weeks / 219 days

Jan 30, 2025

Begins

Feb 26, 2025

Discovered

Oct 3, 2025

Filed

vs. sector median

+22 wks slower

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

A leak claim by bianlian about this victim was first seen 210 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitebianlianbd_2e99a8c239d88b652025-03-07 · +209dCandidate

Regulatory filings (1) · sorted by filing gap

HHS OCRbd_94bd82dd3df47fe12025-05-05 · +151dVerified

Name: Minnesota Orthodontics
norm: minnesota orthodontics
Domain: minnesotaorthodontics.com

Name: Minnesota Orthodontics
norm: minnesota orthodontics
Domain: minnesotaorthodontics.com
Industry: Healthcarellm

Discovered: Feb 26, 2025
Breach occurred: Jan 30, 2025
Undetected for: 27 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 3, 2025
Affected individuals: 7state-resident count only
Data types: Identity (basic)Government IDFinancialPHIHealth (basic)
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: ExternalFinancial
Regulator citations: reported the event to federal law enforcement and appropriate governmental regulators
Initial access: valid_credentials

During the incident: Launched an investigation into the nature and scope of the issue with the assistance of cybersecurity specialists
Reported the event to federal law enforcement and appropriate governmental regulators
Offering you immediate access to credit monitoring and identity theft protection services for 12 months at no cost to you, through IDX
Changes made: Working to update a range of privacy and security safeguards designed to enhance our existing protections
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 31 weeks(219 days from discovery to filing)
Compliance flags: Leak >180d
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.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

HHS OCRMay 5 · first

Montana State AG+151d · this page

Pattern: first filing May 5 (MN), last Oct 3 (MT) — a 151-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://dojmt.gov/wp-content/uploads/2025/10/Consumer-notification-letter-14.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 3, 2025
Raw hash: cc973928ace0c9d9b62fe77c38d3939821c549a57bca9a24cc35eea3f1bd9181

Linked disclosures

Ransomware claims (1)

Regulatory filings (1) · sorted by filing gap

Reporting entityMinnesota Orthodontics

Victim entityMinnesota Orthodontics

Incidentdiscovered Feb 26, 2025

Stated responseLaunched an investigation into the nature and scope of the issue with the assistance of cybersecurity specialists

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancedojmt.gov