DisclosureLens
WYOMINGSocial EngineeringHealthcareHealthcarePhishingStolen CredentialsCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDHealth (basic)Financial accountHighResolved

Cheyenne Regional Medical Center

bd_7e613ad25e4d890c · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Dec 10, 2019

To disclose

—

Affected

17,549

Confidence

97%
Full breach record for Cheyenne Regional Medical Center →2 incidents on file

Cheyenne Regional Medical Center (WY) reported to HHS OCR on 2019-12-10 a Hacking/IT Incident (email phishing scheme) affecting 17,549 individuals. Several employees were victims of a phishing attack that compromised ePHI including names, addresses, Social Security numbers, claims and financial information, diagnoses, medications prescribed, and other treatment information. Breached information was located in Email. No business associate was involved. OCR obtained assurances that corrective actions were implemented.

HIPAA clock✓ HHS notified
⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
⚠ No discovery dateThe OCR public portal omits the discovery date, so the 60-day notification clock cannot be evaluated from this source — only that the filing was submitted.

Incident timeline — partial

? — ?

Breach window unknown

Dec 10, 2019

Filed

No interval is drawn: no breach start or discovery date is on record for this filing.

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed17,549 affectedView incident

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.