HackingTechnologyHealthcareInformationData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDPHIHealth (basic)HighContained

Compumedics USA Inc.

bd_02b2d050be85a57e · schema v1 · pii pii-v1

Severity

High

Discovered

Mar 22, 2025

Filed

Jun 27, 2025

To disclose

14 weeks

Affected

1,141state residents only

Linked

7 filings

Confidence

63%

Full breach record for Compumedics USA Inc. →2 incidents on file

Compumedics USA Inc. notified individuals of a data security incident where unauthorized access occurred between Feb 15 and Mar 23, 2025. The breach exposed PHI, SSNs, and PII. Compumedics engaged forensic experts, notified law enforcement, and offered Experian IdentityWorks. Investigation completed May 13, 2025.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 35 days

discovery → filing · 14 weeks / 97 days

Feb 15, 2025

Begins

Mar 22, 2025

Discovered

Jun 27, 2025

Filed

vs. sector median

5 wks faster

This filing is one of 7 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (6) · sorted by filing gap

Nebraska State AGbd_7be76ca9bfec083f2025-06-27Verified by operator
New Hampshire State AGbd_983bf92379893f312025-06-27Verified
HHS OCRbd_c5f48e94e925d4572025-06-27Verified by operator
Texas State AGbd_16b3e3880a9dac3c2025-07-01 · +4dVerified

Show 2 more filings ↓up to 32d gap

Illinois State AGbd_4dbb791d55e7af4d2025-06-01 · +26dVerified
Vermont State AGbd_b798562e1352ecfd2025-05-26 · +32dCandidate

Name: Compumedics USA Inc.
norm: compumedics usa

Name: Compumedics USA Inc.
norm: compumedics usa
Industry: TechnologyllmHealthcarellm

Discovered: Mar 22, 2025
Breach occurred: Feb 15, 2025 – Mar 23, 2025
Undetected for: 35 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 1,141state-resident count only
Data types: Identity (basic)Government IDPHIHealth (basic)
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External
Regulator citations: Notified law enforcement

During the incident: Took steps to secure our systems and contain the incident
Began an investigation with the assistance of third-party forensic experts
Notified law enforcement
Secured the services of Experian to offer complimentary membership to Experian’s IdentityWorks
Implementing additional measures to enhance the security of our network
Continuing to train our employees concerning data security
Changes made: Implementing additional measures to enhance the security of our network
Continuing to train our employees concerning data security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 weeks(97 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 7 states

View merged incident ↗

Vermont State AGMay 26 · first

Illinois State AG+6d

Nebraska State AG+32d

New Hampshire State AG+32d

HHS OCR+32d

Montana State AG+32d · this page

Texas State AG+36d

Pattern: first filing May 26 (VT), last Jul 1 (TX) — a 36-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/2025/08/Consumer-notification-letter-38.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 27, 2025
Raw hash: 091403bc0543a46f2a55506bbd6c523df212596b5fc880053103674700d1f1d9

Linked disclosures

Regulatory filings (6) · sorted by filing gap

Reporting entityCompumedics USA Inc.

Victim entityCompumedics USA Inc.

Incidentdiscovered Mar 22, 2025

Stated responseTook steps to secure our systems and contain the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov