HackingHealthcareHealthcareStolen CredentialsCustomer Data InvolvedEmployee Data InvolvedDelayed DiscoveryIdentity (basic)Government IDBiometricPHIHealth (basic)MediumActive

Excelsior Orthopaedics, LLC

bd_76cf493d1fa747b2 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 23, 2024

Filed

Jan 7, 2025

To disclose

28 weeks

Affected

12state residents only

Linked

14 records

Confidence

66%

Full breach record for Excelsior Orthopaedics, LLC →

Excelsior Orthopaedics, LLP notified Montana residents of a June 23, 2024 data breach compromising patient and employee PHI, SSNs, and biometric data. The organization engaged forensic investigators, reported to HHS/OCR and the FBI, and offered credit monitoring.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d28 weeks discovery → filing

Incident timeline

discovery → filing · 28 weeks / 198 days

Jun 23, 2024

Discovered

Jan 7, 2025

Filed

vs. sector median

+19 wks slower

This filing is one of 14 records about the same incident.View merged incident

A leak claim by monti about this victim was first seen 182 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Massachusetts State AGbd_8bb0c75c7df2dc022025-01-07Verified by operator
Maine State AGbd_e5fe309e68f4ebbd2025-01-07Verified
New Hampshire State AGbd_2afc63efdc3046202025-01-13 · +6dVerified by operator
Indiana State AGbd_0323801445708f2c2024-12-31 · +7dVerified by operator

Show 6 more filings ↓up to 310d gap

Nebraska State AGbd_9e0fe91e91c379cf2024-12-31 · +7dVerified
Nebraska State AGbd_685d9a01864afc332024-08-21 · +139dVerified
Maine State AGbd_c9fe70461413b0eb2025-08-29 · +234dVerified
Vermont State AGbd_72914f9f101271012025-09-02 · +238dVerified by operator
New Hampshire State AGbd_92f6df0276dccd5b2025-09-02 · +238dVerified by operator
Maryland State AGbd_363c3e7a23ad9f0e2025-11-13 · +310dVerified by operator

Showing first 10 of 13 linked disclosures.

Name: Excelsior Orthopaedics, LLC
norm: excelsior orthopaedics
Domain: excelsiorortho.com

Name: Excelsior Orthopaedics, LLC
norm: excelsior orthopaedics
Domain: excelsiorortho.com
Industry: Healthcarellm

Discovered: Jun 23, 2024
Materiality determined: —
Notification sent: Dec 31, 2024
Affected individuals: 12state-resident count only
Data types: Identity (basic)Government IDBiometricPHIHealth (basic)
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Reported the incident to the U.S. Department of Health and Human Services and the Office for Civil Rights
Initial access: valid_credentials

During the incident: Disconnected all external access to the network
Isolated suspect equipment
Changed all network credentials
Engaged a specialized third-party cybersecurity firm to conduct a forensic investigation
Restored data to offline servers to verify integrity of backups and detect malware
Provided the FBI with information about the incident
Offered 12 months of complimentary credit monitoring through CyberScout
Changes made: Deployed new security tools to augment its security platform
Redesigned key system and business processes
Increased internal security awareness campaigns designed to improve employees’ ability to detect phishing
Implemented enhanced system alerts to reduce response times
Expanded course content on internal and external training platforms
Migrating the bulk of its data to the cloud for additional protection
Partnering with a first-in-class managed security service provider
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 weeks(198 days from discovery to filing)
Compliance flags: Leak >180d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 8 states

View merged incident ↗

Nebraska State AGAug 21 · first

Indiana State AG+132d

Nebraska State AG+132d

Massachusetts State AG+139d

Maine State AG+139d

Montana State AG+139d · this page

New Hampshire State AG+145d

Maine State AG+373d

Vermont State AG+377d

New Hampshire State AG+377d

Maryland State AG+449d

Pattern: first filing Aug 21 (NE), last Nov 13 (MD) — a 449-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 13 — 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://dojmt.gov/wp-content/uploads/2025/03/Consumer-notification-letter-152.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 7, 2025
Raw hash: e439cb6188bcbb76fec6cfb824e96e6ae11a9b5e417c75fc04143b3e7cccce29

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityExcelsior Orthopaedics, LLC

Victim entityExcelsior Orthopaedics, LLC

Incidentdiscovered Jun 23, 2024

Stated responseDisconnected all external access to the network

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancedojmt.gov