HackingHealthcareHealthcareVulnerability ExploitSupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)Financial accountHealth (basic)LowContained

Western Pathology Consultants, Ltd.

bd_853b687bcda4aad7 · schema v1 · pii pii-v1

Severity

Low

Discovered

May 15, 2019

Filed

Jul 24, 2019

To disclose

10 weeks

Affected

Not disclosed

Confidence

65%

Full breach record for Western Pathology Consultants, Ltd. →2 incidents on file

Western Pathology Consultants, Ltd. notified patients of a data security incident involving its vendor, American Medical Collection Agency (AMCA). Unauthorized access occurred to AMCA's website payment page and database between August 1, 2018, and March 30, 2019. Western Pathology was notified on May 15, 2019. Affected data included names, addresses, phone numbers, dates of birth, dates of service, balance information, and treatment provider information. Western Pathology ceased using AMCA and engaged cybersecurity experts.

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Incident timeline

undetected · 287 days

discovery → filing · 10 weeks / 70 days

Aug 1, 2018

Begins

May 15, 2019

Discovered

Jul 24, 2019

Filed

vs. sector median

on median

Part of Retrieval-Masters Creditors Bureau, Inc supply-chain incident (2019) — a supply-chain cascade affecting multiple organizations.View cascade →

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Name: Western Pathology Consultants, Ltd.
norm: western pathology consultants
Domain: westernpathology.com

Name: Western Pathology Consultants, Ltd.
norm: western pathology consultants
Domain: westernpathology.com
Industry: Healthcarellm

Discovered: May 15, 2019
Breach occurred: Aug 1, 2018 – Mar 30, 2019
Undetected for: 287 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: Not disclosed
Data types: Identity (basic)Financial accountHealth (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Third party: via Retrieval Masters Creditors Bureau d/b/a American Medical Collection Agency
Initial access: exploit_public_facing

During the incident: Stopped using AMCA for collection efforts
Utilizing cyber security experts to assist in investigation
Notified affected individuals
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(70 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

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://oag.ca.gov/ecrime/databreach/reports/sb24-149197
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 24, 2019
Raw hash: a187744b7f427f4bb8a454651e4cf2ddab13f7da06966f6869b8eebd5e4280b2

Reporting entityWestern Pathology Consultants, Ltd.

Victim entityWestern Pathology Consultants, Ltd.

Incidentdiscovered May 15, 2019

Stated responseStopped using AMCA for collection efforts

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov