HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDHealth (basic)PHIBiometricFinancial accountCriticalActive

Excelsior Orthopaedics, LLC

bd_e5fe309e68f4ebbd · schema v1 · pii pii-v1

Severity

Critical

Discovered

Jun 23, 2024

Filed

Jan 7, 2025

To disclose

28 weeks

Affected · nationwide

357,00032 in this filing

Linked

14 records

Confidence

66%

Full breach record for Excelsior Orthopaedics, LLC →

Excelsior Orthopaedics, LLP, a healthcare provider, disclosed a data breach affecting approximately 357,000 individuals, including 32 Maine residents. The incident, discovered on June 23, 2024, involved unauthorized access to patient and employee data, including PHI, SSNs, and biometric info. Excelsior engaged forensic investigators, secured its network, reported to the FBI and HHS/OCR, and offered 12 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d28 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 · 5 days

discovery → filing · 28 weeks / 198 days

Jun 18, 2024

Begins

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

Montana State AGbd_76cf493d1fa747b22025-01-07Verified by operator
Massachusetts State AGbd_8bb0c75c7df2dc022025-01-07Verified by operator
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: Wilson, Elser, Moskowitz, Edelman & Dicker LLP
norm: wilson elser moskowitz edelman dicker
Domain: wilsonelser.com

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

Discovered: Jun 23, 2024
Breach occurred: Jun 18, 2024
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 31, 2024
Affected individuals: 357,000state + nationwide
Data types: Identity (basic)Government IDHealth (basic)PHIBiometricFinancial account
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Reported the incident to the U.S. Department of Health and Human Services and the Office for Civil Rights (HHS/OCR)Reported this incident to the FBI and cooperated with law enforcement investigations
Initial access: exploit_public_facing

During the incident: Engaged a specialized third-party cybersecurity firm to help secure the environment and conduct a comprehensive forensic investigation
Engaged outside data mining experts to conduct a thorough analysis of the compromised data
Disconnected all external access to the network
Isolated suspect equipment
Changed credentials across the organization
Restored data to offline servers to verify integrity of backups and detect malware
Reported the incident to the FBI and cooperated with law enforcement investigations
Reported the incident to the U.S. Department of Health and Human Services and the Office for Civil Rights (HHS/OCR)
Mailed initial wave of notices to affected individuals
Offered 12 months of complimentary credit monitoring and identity theft restoration services through CyberScout
Changes made: Deployed new security tools to augment its security platform
Redesigned key system and business processes
Partnered with a first-in-class managed security service provider
Implemented enhanced internal security awareness campaigns
Implemented enhanced system alerts to reduce response times
Increased employee education of cybersecurity threats through expanded course content on internal and external training platforms
Migrating the bulk of its data to the cloud for additional protection
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 weeks(198 days from discovery to filing)
Compliance flags: Leak >180dME AG >30d · 198dME resident >60d · 191d
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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Jun 23, 2024
→ Filed with AG: Jan 7, 2025
198d 30 days (soft) ME AG >30d
Maine
Discovered: Jun 23, 2024
→ Notified: Dec 31, 2024
191d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jun 23, 2024 → Filed with AG: Jan 7, 2025	198d	30 days (soft)	ME AG >30d
Maine	Discovered: Jun 23, 2024 → Notified: Dec 31, 2024	191d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

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

Montana State AG+139d

Massachusetts State AG+139d

Maine 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/8561b966-2671-45c6-98eb-d7acff5e31b3.html
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: 0e12f0c382dcbdd9631123d97b7f845411bf82ae6d474e5b022753bea92bd30c

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityWilson, Elser, Moskowitz, Edelman & Dicker LLP

Victim entityExcelsior Orthopaedics, LLC

Incidentdiscovered Jun 23, 2024

Stated responseEngaged a specialized third-party cybersecurity firm to help secure the environment and conduct a comprehensive forensic investigation

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov