HackingHealthcareHealthcareData ExfiltratedData PublishedCustomer Data InvolvedEmployee Data InvolvedPIIIdentity (basic)PHIHealth (basic)LowContained

DentaQuest, LLC

bd_4d1ee0875da1a2ff · schema v1 · pii pii-v1

Severity

Low

Discovered

May 20, 2026

Filed

Jul 17, 2026

To disclose

—

Affected

Not disclosed

Linked

22 records

Confidence

66%

Full breach record for DentaQuest, LLC →6 incidents on file

DentaQuest LLC notified Nebraska residents of a data breach discovered on May 20, 2026, involving unauthorized access to dental and vision health plan data. The incident occurred between May 17 and May 20, 2026. Affected data included names and health information. DentaQuest reported the incident to law enforcement, engaged cybersecurity experts, and offered 24 months of identity monitoring via Kroll.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 3 days

May 17, 2026

Begins

May 20, 2026

Discovered

Jul 17, 2026

Filed

This filing is one of 22 records about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Indiana State AGbd_36b0303cd630b8522026-07-17Verified
Texas State AGbd_4a5196edfadecf3b2026-07-17Verified
Delaware State AGbd_f990f6918f923e332026-07-17Verified
New Hampshire State AGbd_109ea4be4ea997032026-07-29 · +12dVerified

Show 6 more filings ↓up to 97d gap

Massachusetts State AGbd_1e8db8bfc75827d62026-07-30 · +13dVerified
Idaho State AGbd_571c7231b18fedc32026-07-30 · +13dVerified
Idaho State AGbd_0510572adf88325a2026-08-03 · +17dVerified
Idaho State AGbd_b048476c6c1e18832026-08-12 · +26dVerified
Massachusetts State AGbd_482378fdc49ac6952026-09-01 · +46dVerified
New Hampshire State AGbd_698b0f815be60a922026-10-22 · +97dVerified

Showing first 10 of 21 linked disclosures.

Name: DentaQuest, LLC
norm: dentaquest

Name: DentaQuest, LLC
norm: dentaquest
Industry: Healthcarellm

Discovered: May 20, 2026
Breach occurred: May 17, 2026 – May 20, 2026
Undetected for: 3 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: PIIIdentity (basic)PHIHealth (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1119 Automated CollectionT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Reported the incident to law enforcement

During the incident: Reported the incident to law enforcement
Began an investigation with leading, independent cybersecurity experts
Offered identity monitoring by Kroll at no cost for 24 months
Engaged cybersecurity experts
Provided more employee training
Added new security measures and increased monitoring
Changes made: Provided more employee training
Added new security measures
Increased monitoring
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 7 states

View merged incident ↗

Indiana State AGJul 17 · first

Texas State AGJul 17 · first

Delaware State AGJul 17 · first

Nebraska State AGJul 17 · first · this page

New Hampshire State AG+12d

Massachusetts State AG+13d

Idaho State AG+13d

Idaho State AG+17d

Idaho State AG+26d

Massachusetts State AG+46d

New Hampshire State AG+97d

Pattern: first filing Jul 17 (IN), last Oct 22 (NH) — a 97-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 21 — 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://nebraska.gov/ago/data-breach/documents/fcf2da47-77d1-487f-9e2e-4054e72ee3bb.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 17, 2026
Raw hash: 7b5f49af3443c8c449f6fa8604ed2e0149238bda638bc3cdd379d375141445f9

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityDentaQuest, LLC

Victim entityDentaQuest, LLC

Incidentdiscovered May 20, 2026

Stated responseReported the incident to law enforcement

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancenebraska.gov