UnknownHealthcareHealthcareGovernment IDHealth (basic)High

BAYMARK HEALTH SERVICES, INC.

bd_f72252e2806e6c56 · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Jan 8, 2025

To disclose

—

Affected

21,313state residents only

Linked

16 filings

Confidence

95%

Full breach record for BAYMARK HEALTH SERVICES, INC. →2 incidents on file

BayMark Health Services, Inc. reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2025-01-08. 21,313 Massachusetts residents were affected.

J jump to incidentP pin to compareR raw source

Leak gap clock⏱ Leak >90d

⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Incident timeline — partial

? — ?

Breach window unknown

Jan 8, 2025

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

This filing is one of 16 about the same incident.View merged incident

A leak claim by ransomhub about this victim predates this filing by 101 days.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

HHS OCRbd_1556e1ab2237060e2025-01-08Verified by operator
Nebraska State AGbd_4365a1babe67b2d72025-01-08Candidate
Oregon State AGbd_0773210a4cd26ea62025-05-02 · +114dVerified
Indiana State AGbd_1cedfa4d4dcc2eaa2025-05-02 · +114dVerified

Show 6 more filings ↓up to 114d gap

New Hampshire State AGbd_52c70a5301f6009f2025-05-02 · +114dVerified
Maine State AGbd_9433a040cd8602212025-05-02 · +114dVerified
Washington State AGbd_d75ef725e07d4c8d2025-05-02 · +114dVerified
California State AGbd_d9bc679cc6a12d272025-05-02 · +114dVerified
Nebraska State AGbd_e672487f946f1c322025-05-02 · +114dVerified
Vermont State AGbd_fea57e1ef45f00b72025-05-02 · +114dVerified

Showing first 10 of 15 linked disclosures.

Name: BAYMARK HEALTH SERVICES, INC.
norm: baymark health
Domain: baymark.com

Name: BAYMARK HEALTH SERVICES, INC.
norm: baymark health
Domain: baymark.com
Industry: Healthcareregulator portal

Discovered: —
Materiality determined: —
Notification sent: —
Affected individuals: 21,313state-resident count only
Data types: Government IDHealth (basic)
Data elements: Social Security numberMedical informationDriver's licence number
Stated not affected: Financial account numberPayment card number
The filing states these were not involved. Categories absent from both lists were not addressed either way.
Attack vector: Unknown

Compliance flags: Leak >90dMA credit monitoring due
Discovery-date grounding: no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 10 states

View merged incident ↗

HHS OCRJan 8 · first

Nebraska State AGJan 8 · first

Massachusetts State AGJan 8 · first · this page

Oregon State AG+114d

Indiana State AG+114d

New Hampshire State AG+114d

Maine State AG+114d

Washington State AG+114d

California State AG+114d

Nebraska State AG+114d

Vermont State AG+114d

Pattern: first filing Jan 8 (TX), last May 2 (VT) — a 114-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 15 — 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.mass.gov/doc/data-breach-report-2025/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 8, 2025
Raw hash: 316ea83f5ab4e7607a80f387f86b5bd092617bd2110ab1c4ac1b5b3975b30099

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityBAYMARK HEALTH SERVICES, INC.

Victim entityBAYMARK HEALTH SERVICES, INC.

IncidentUnknown

ComplianceLeak >90d

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov