DisclosureLens
HackingHealthcareHealthcareCustomer Data InvolvedGovernment IDCriticalResolved

Michigan Avenue Immediate Care

bd_461c5e3ac0eb9651 · schema v1 · pii pii-v1

Severity

Critical

Discovered

May 1, 2022

Filed

Jun 30, 2022

To disclose

9 weeks

Affected · nationwide

144,10482 in this filing

Linked

8 filings

Confidence

50%
Full breach record for Michigan Avenue Immediate Care →

Michigan Avenue Immediate Care ("MAIC") reported a data breach affecting 144,104 individuals, including 82 Maine residents. The breach, described as an external system hacking incident, occurred between November 11, 2021, and May 4, 2022, and was discovered on May 1, 2022. The compromised information includes names combined with driver's license or non-driver identification card numbers. MAIC offered 12 months of identity protection services through Experian to those affected.

Maine clockDiscovered May 1, 2022 → Filed with AG Jun 30, 202260d ⏱ ME AG >30d9 weeks discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 171 days
discovery → filing · 9 weeks / 60 days

Nov 11, 2021

Begins

May 1, 2022

Discovered

Jun 30, 2022

Filed

vs. sector median

4 wks faster

This filing is one of 8 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (7) · sorted by filing gap

Show 3 more filings ↓up to 49d gap

Filing propagation · 8 filings · 5 states

View merged incident ↗
Oregon State AGJun 30 · first
HHS OCRJun 30 · first
Massachusetts State AGJun 30 · first
California State AGJun 30 · first
Maine State AGJun 30 · first · this page
California State AG+49d
Maine State AG+49d
Oregon State AG+49d

Pattern: first filing Jun 30 (OR), last Aug 18 (OR) — a 49-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.