HackingHealthcareFinancial ServicesHealthcareStolen CredentialsData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDHealth (basic)Financial accountHighContained

Managed Care of North America, Inc.

bd_c6deca26eef87932 · schema v1 · pii pii-v1

Severity

High

Discovered

Mar 6, 2023

Filed

May 26, 2023

To disclose

12 weeks

Affected

3,139state residents only

Linked

11 filings

Confidence

65%

Full breach record for Managed Care of North America, Inc. →

Managed Care of North America, Inc. (MCNA) disclosed a data breach affecting individuals enrolled in Medicaid and CHIP programs in Montana and Florida. A cybercriminal accessed the system between Feb 26 and Mar 7, 2023. MCNA discovered the incident on Mar 6, 2023. Compromised data included names, SSNs, driver's licenses, health insurance info, and dental records. MCNA contacted law enforcement, hired investigators, and offered identity theft protection.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 8 days

discovery → filing · 12 weeks / 81 days

Feb 26, 2023

Begins

Mar 6, 2023

Discovered

May 26, 2023

Filed

vs. sector median

1 wks faster

This filing is one of 11 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Oregon State AGbd_168ee69d767f341b2023-05-26Verified
Massachusetts State AGbd_462819dd00ab7cdb2023-05-26Verified
California State AGbd_85569ed740a38ff72023-05-26Verified
HHS OCRbd_8933bce90bcee00e2023-05-26Verified

Show 6 more filings ↓

South Carolina State AGbd_8e4e86427e58ac7c2023-05-26Verified
New Hampshire State AGbd_91f179da995e30ee2023-05-26Verified
Washington State AGbd_bd79d24c6d422b052023-05-26Verified
Maine State AGbd_d1e6071fa4c9eb842023-05-26Verified
Vermont State AGbd_d284c416d84338c32023-05-26Verified
Indiana State AGbd_fb79e2eeeef91f572023-05-26Verified

Name: Managed Care of North America, Inc.
norm: managed care of north america

Name: Managed Care of North America, Inc.
norm: managed care of north america
Industry: HealthcarellmFinancial Servicesllm

Discovered: Mar 6, 2023
Breach occurred: Feb 26, 2023 – Mar 7, 2023
Undetected for: 8 daysoccurrence → discovery
Materiality determined: —
Notification sent: May 26, 2023
Affected individuals: 3,139state-resident count only
Data types: Identity (basic)Government IDHealth (basic)Financial account
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Told the state Medicaid agency on May 4, 2023
Initial access: valid_credentials

During the incident: Began an investigation right away
Hired a special team to help us
Took steps to stop that activity
Law enforcement was contacted
Offering free identity theft protection service
Changes made: Making our computer systems even stronger than before
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(81 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 11 states

View merged incident ↗

Oregon State AGMay 26 · first

Massachusetts State AGMay 26 · first

California State AGMay 26 · first

HHS OCRMay 26 · first

South Carolina State AGMay 26 · first

New Hampshire State AGMay 26 · first

Washington State AGMay 26 · first

Maine State AGMay 26 · first

Vermont State AGMay 26 · first

Indiana State AGMay 26 · first

Montana State AGMay 26 · 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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-317.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 26, 2023
Raw hash: ed9acdd0e3adc470f085e5d07d0df19b824d42de72710cb97708f097800889d1

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityManaged Care of North America, Inc.

Victim entityManaged Care of North America, Inc.

Incidentdiscovered Mar 6, 2023

Stated responseBegan an investigation right away

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov