AccidentalTechnologyHealthcareInformationMisconfigurationCustomer Data InvolvedIdentity (basic)PHIPIIHealth (basic)MediumContained

Open Practice

bd_657ec1805d4a31b4 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 26, 2025

Filed

Oct 10, 2025

To disclose

15 weeks

Affected

1,202state residents only

Linked

5 filings

Confidence

69%

Full breach record for Open Practice →

Open Practice Solutions, LTD (OPS) disclosed a data event on June 26, 2025, caused by a software update misconfiguration in its billing portal. The error allowed users to view billing summaries of other users within the same provider network for approximately five hours. Affected data included names, provider names, dates of service, and services provided. No SSNs, financial accounts, or PHI were involved. OPS notified 1,202 Washington residents and implemented enhanced data filtering and development processes.

J jump to incidentP pin to compareR raw source

Washington clock✗ WA AG >90d15 weeks discovery → filing

⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 15 weeks / 106 days

Jun 26, 2025

Begins

Jun 26, 2025

Discovered

Oct 10, 2025

Filed

vs. sector median

4 wks faster

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

California State AGbd_b2f9d95449270f602025-10-10Verified
Vermont State AGbd_dcd5395163f6c58f2025-10-10Verified
Texas State AGbd_91061fd500e0407d2025-10-14 · +4dVerified
Illinois State AGbd_f4eeba1d1d2ded1e2025-10-01 · +9dCandidate

Name: Open Practice
norm: open practice
Domain: openpractice.net

Name: Open Practice
norm: open practice
Domain: openpractice.net
Industry: TechnologyllmHealthcarellm

Discovered: Jun 26, 2025
Breach occurred: Jun 26, 2025 – Jun 26, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 20, 2025
Affected individuals: 1,202state-resident count only
Data types: PIIIdentity (basic)
Data elements: NameMedical information
WA-stated cause: Cyberattack
WA-stated duration: lifecycle 0dexposure 0d
WA-stated discovery: Found while ongoingContained same day
Attack vector: Misconfiguration
MITRE ATT&CK: T1074 Data Staged
Regulator citations: Providing written notice of this incident to relevant state and federal regulatorsProviding written notice to the U.S. Department of Health and Human ServicesProviding written notice to the three major credit reporting agencies, Equifax, Experian, and TransUnion

During the incident: Immediately launched an investigation
Undertook a comprehensive review of the at-risk data
Corrected the misconfiguration
Provided impacted individuals with guidance on how to better protect against identity theft and fraud
Providing written notice of this incident to relevant state and federal regulators
Providing written notice to the three major credit reporting agencies
Changes made: Enhanced Data Filtering: These filters ensure that the data sent to a user's browser belongs to them
Enhanced Development Processes: OPS further matured its Software Development Life Cycle by refining processes, retraining teams, and embedding stronger security protocols
Expanded Automated Testing: OPS added more automated tests to its software build procedures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 15 weeks(106 days from discovery to filing)
Compliance flags: WA AG >90d
Discovery-date grounding: occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Illinois State AGOct 1 · first

California State AG+9d

Vermont State AG+9d

Washington State AG+9d · this page

Texas State AG+13d

Pattern: first filing Oct 1 (IL), last Oct 14 (TX) — a 13-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://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA34904.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 10, 2025
Raw hash: db1f8d6ba68bce5122f6251656cb35f187d7bcb13bcdacd3c73448dcaa15d4ac

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityOpen Practice

Victim entityOpen Practice

Incidentdiscovered Jun 26, 2025

Stated responseImmediately launched an investigation

ComplianceWA AG >90d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com