WASHINGTONMalwareHealthcareHealthcareRansomwareCustomer Data InvolvedData EncryptedHealth (basic)Identity (basic)MediumResolved

D. Andrew Loomis MD

bd_531b1324d19777a6 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 21, 2017

Filed

May 24, 2017

To disclose

5 weeks

Affected

9,000

Confidence

96%

Full breach record for D. Andrew Loomis MD →

OCR investigated several co-located covered entities (D. Andrew Loomis MD, Paula Schulze MD, Tammara Stefanelli MD, Christen Vu DO, and Anja Crider MD) sharing staff, office space, and a common network server in WA. On April 21, 2017, their systems suffered a ransomware attack affecting ePHI—including clinical and demographic information—of approximately 9,000 individuals. Breach submitted to HHS on 2017-05-24. Responding providers conducted a risk assessment, rotated credentials, improved technical security, and deployed server monitoring.

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HIPAA clock✓ HHS report on time5 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 · 5 weeks / 33 days

Apr 21, 2017

Begins

Apr 21, 2017

Discovered

May 24, 2017

Filed

vs. sector median

8 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed9,000 affectedView incident

Name: D. Andrew Loomis MD
norm: d andrew loomis md
Industry: Health Care Services

Name: D. Andrew Loomis MD
norm: d andrew loomis md
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Apr 21, 2017
Breach occurred: Apr 21, 2017
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 9,000nationwide
Data types: Health (basic)Identity (basic)
HHS breach type: Hacking / IT incident
Where the data lived: Network server
Covered-entity type: Healthcare provider
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for Impact
Threat actor: ExternalFinancial
Regulator citations: HHS OCR investigation opened

During the incident: Performed breach risk assessment; determined low probability of compromise
Changed all workforce members' credentials
Implemented improvements to technical security of the facility
Implemented monitors for computer server activity
PS, TS, and CV transferred patient records to AL upon cessation of practice
Changes made: Credential rotation for all workforce members
Technical security improvements to shared network server
Computer server activity monitoring implemented
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(33 days from discovery to filing)
Compliance flags: HHS report on timeHHS 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: Apr 21, 2017
→ Notified: not extracted
— 60 days HHS report on time
HIPAA
Discovered: Apr 21, 2017
→ Notified: not extracted
— regulatory submission HHS notified

Statute	Window	Elapsed	Threshold	Status
HIPAA	Discovered: Apr 21, 2017 → Notified: not extracted	—	60 days	HHS report on time
HIPAA	Discovered: Apr 21, 2017 → Notified: not extracted	—	regulatory submission	HHS notified

Status: No extraction artifact recorded for this disclosure.

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 24, 2017
Raw hash: 23c61816c0f2a798c668aea304f544a0fcbc536ee81c34a30df49621567a883c

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Reporting entityD. Andrew Loomis MD

Victim entityD. Andrew Loomis MD

Incidentdiscovered Apr 21, 2017

Stated responsePerformed breach risk assessment; determined low probability of compromise

ComplianceHHS report on time

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing