DisclosureLens
AccidentalHealthcareHealthcareMisdeliveryCustomer Data InvolvedEmployee Data InvolvedPHIHealth (basic)Identity (basic)LowContained

Columbia University Irving Medical Center

bd_fc35197ec9f89169 · schema v1 · pii pii-v1

Severity

Low

Discovered

Mar 8, 2024

Filed

May 7, 2024

To disclose

9 weeks

Affected

1state residents only

Linked

3 filings

Confidence

66%
Full breach record for Columbia University Irving Medical Center →2 incidents on file

Columbia University Irving Medical Center notified Montana residents that a workforce member inadvertently made a file containing patient lab data available on a third-party internet platform in August 2023. Evidence of potential access by unknown third parties was identified on March 8, 2024. Data included names, DOB, medical record numbers, and single lab results. No SSNs or financial data were involved.

Incident timeline

undetected · 179 days
discovery → filing · 9 weeks / 60 days

Sep 11, 2023

Begins

Mar 8, 2024

Discovered

May 7, 2024

Filed

vs. sector median

4 wks faster

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Filing propagation · 3 filings · 3 states

View merged incident ↗
Illinois State AGMay 1 · first
HHS OCR+5d
Montana State AG+6d · this page

Pattern: first filing May 1 (IL), last May 7 (MT) — a 6-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.