HackingHealthcareHealthcareStolen CredentialsCustomer Data InvolvedIdentity (basic)Government IDHealth (basic)MediumContained

Riverside Medical Gr

bd_c3f0dcc5e30e8f56 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 3, 2022

Filed

Sep 27, 2022

To disclose

8 weeks

Affected

7state residents only

Linked

2 filings

Confidence

66%

Full breach record for Riverside Medical Gr →2 incidents on file

Riverside Medical Group (part of Optum) notified the New Hampshire Attorney General on September 27, 2022, of a data breach affecting 7 NH residents. On August 3, 2022, an independent legacy server containing patient immunization records and PII (including SSNs for 1 resident) was compromised. The server was locked down, and notifications were sent on September 30, 2022. No actual misuse was identified.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · 8 weeks / 55 days

Aug 3, 2022

Discovered

Sep 27, 2022

Filed

vs. sector median

3 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Montana State AGbd_4618ae56dcbd7aef2022-09-27Candidate

Name: Riverside Medical Gr
norm: riverside medical gr
Domain: riversidemed.com

Name: Riverside Medical Gr
norm: riverside medical gr
Domain: riversidemed.com
Industry: Healthcarellm

Discovered: Aug 3, 2022
Materiality determined: —
Notification sent: Sep 30, 2022
Affected individuals: 7state-resident count only
Data types: Identity (basic)Government IDHealth (basic)
Data elements: Date of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Initial access: valid_credentials

During the incident: Locked down and disabled the impacted server
Began an investigation to understand the scope of the incident
Established a toll-free hotline for affected individuals
Changes made: Reinforcing existing policies and practices
Evaluating additional safeguards to help prevent a similar incident from occurring in the future
Offering free LifeLock Identity Theft Protection Services
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 8 weeks(55 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Montana State AGSep 27 · first

New Hampshire State AGSep 27 · first · this page

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://mm.nh.gov/files/uploads/doj/remote-docs/riverside-medical-group-20220927.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 27, 2022
Raw hash: 9204406c301b296fd755b0fa1a4d5171ab8d5eae3a43790620b71bbbc766a09a

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityRiverside Medical Gr

Victim entityRiverside Medical Gr

Incidentdiscovered Aug 3, 2022

Stated responseLocked down and disabled the impacted server

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov