CALIFORNIAMisuseHealthcareHealthcarePrivilege AbuseBusiness Associate (HIPAA)Customer Data InvolvedPHIHealth (basic)Identity (basic)MediumResolved

Muir Medical Group, IPA. Inc.

bd_2d64b798aa7d5d45 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 7, 2018

Filed

May 22, 2018

To disclose

11 weeks

Affected

5,485

Linked

2 filings

Confidence

66%

Full breach record for Muir Medical Group, IPA. Inc. →

Muir Medical Group, IPA, Inc. reported to HHS on 2018-05-22 a Unauthorized Access/Disclosure affecting 5485 individuals. Breached information located on Network Server. An employee impermissibly accessed and copied client electronic data, including demographic, insurance, and clinical PHI. The BA notified HHS, patients, and media, offered identity theft protection, contacted law enforcement, engaged a digital forensics firm, and retrained staff.

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HIPAA clock✓ HHS notified11 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 · 11 weeks / 76 days

Mar 7, 2018

Begins

Mar 7, 2018

Discovered

May 22, 2018

Filed

vs. sector median

2 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

California State AGbd_6a3fc943259350862018-05-22Verified

Name: Muir Medical Group, IPA. Inc.
norm: muir medical group ipa
Industry: Health Care Services

Name: Muir Medical Group, IPA. Inc.
norm: muir medical group ipa
Industry: Healthcaresource default

Discovered: Mar 7, 2018
Breach occurred: Mar 7, 2018
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 5,485nationwide
Data types: PHIHealth (basic)Identity (basic)
HHS breach type: Unauthorized access or disclosure
Where the data lived: Network server
Covered-entity type: Business associate
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: Internal
Third party: via Muir Medical Group, IPA, Inc.business associate
Initial access: insider_action

During the incident: Provided breach notification to HHS, affected patients, and the media
Offered identity theft protection services to all affected individuals
Contacted local law enforcement
Worked with a digital forensics firm to ensure internal safeguards are in place to restrict PHI only to authorized employees
Retrained workforce members
Changes made: Implemented internal safeguards to restrict PHI only to authorized employees
Retrained workforce members
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 weeks(76 days from discovery to filing)
Compliance flags: HHS notified
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.
Clock breakdown: Statute Window Elapsed Threshold Status
HIPAA
Discovered: Mar 7, 2018
→ Notified: not extracted
— regulatory submission HHS notified

Statute	Window	Elapsed	Threshold	Status
HIPAA	Discovered: Mar 7, 2018 → Notified: not extracted	—	regulatory submission	HHS notified

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings

View merged incident ↗

California State AGMay 22 · first

HHS OCRMay 22 · 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://ocrportal.hhs.gov/ocr/breach/breach_report.jsf
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: May 22, 2018
Raw hash: 0203bf3179d497a053edf7b295460844210d3e217206a6cb7907882895ddd984

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Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMuir Medical Group, IPA. Inc.

Victim entityMuir Medical Group, IPA. Inc.

Incidentdiscovered Mar 7, 2018

Stated responseProvided breach notification to HHS, affected patients, and the media

ComplianceHHS notified

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing