UnknownHealthcareHigh

DAVITA INC.

bd_7bfa0289228386bc · schema v1 · pii pii-v1

Severity

High

Discovered

Apr 12, 2025

Filed

Aug 1, 2025

To disclose

16 weeks

Affected

915,952

Linked

10 filings

Confidence

95%

Full breach record for DAVITA INC. →7 incidents on file

DaVita Inc. reported a data breach to the Oregon Attorney General. The breach was reported on 2025-08-01. The breach occurred during 3/24/2025 - 4/12/2025. The breach was discovered on 4/12/2025. 915,952 individuals were affected. Notice was sent on 8/1/2025.

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Oregon clock✗ OR AG >45d16 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 · 19 days

discovery → filing · 16 weeks / 111 days

Mar 24, 2025

Begins

Apr 12, 2025

Discovered

Aug 1, 2025

Filed

This filing is one of 10 about the same incident.View merged incident

A leak claim by interlock about this victim predates this filing by 111 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteinterlockbd_3622174d2cca4bd72025-04-12 · +111dVerified by operator

Regulatory filings (8) · sorted by filing gap

Montana State AGbd_0dbf28f1535d38bc2025-08-01Verified
Nebraska State AGbd_3ea45d37c7fc59632025-08-01Verified
HHS OCRbd_481b17d7ad14233c2025-08-01Verified by operator
South Carolina State AGbd_5facf976ddce74892025-08-01Verified by operator

Show 4 more filings ↓up to 109d gap

Washington State AGbd_e1166f59c017b8252025-08-01Verified by operator
Massachusetts State AGbd_f2d4b9ddac21884f2025-08-01Verified by operator
Texas State AGbd_ebb844d725a949772025-08-04 · +3dVerified
SEC 8-Kbd_497d2fc88c2cbfe22025-04-14 · +109dVerified by operator

Name: DAVITA INC.
norm: davita
Domain: davita.com

Name: DAVITA INC.
norm: davita
Domain: davita.com

Discovered: Apr 12, 2025
Breach occurred: Mar 24, 2025 – Apr 12, 2025
Undetected for: 19 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 1, 2025
Affected individuals: 915,952nationwide
Data types: —
Attack vector: Unknown

Time to disclose: 16 weeks(111 days from discovery to filing)
Compliance flags: OR AG >45dLeak >90d
Discovery-date grounding: 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.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 8 states

View merged incident ↗

SEC 8-KApr 14 · first

Montana State AG+109d

Nebraska State AG+109d

HHS OCR+109d

South Carolina State AG+109d

Washington State AG+109d

Massachusetts State AG+109d

Oregon State AG+109d · this page

Texas State AG+112d

Pattern: first filing Apr 14, last Aug 4 (TX) — a 112-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.

Source URL: https://justice.oregon.gov/consumer/DataBreach/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 1, 2025
Raw hash: b145da448b87213de528df75e6b34ec0ee71cc698ad4b419fe1585a41d1f3639

Linked disclosures

Ransomware claims (1)

Regulatory filings (8) · sorted by filing gap

Reporting entityDAVITA INC.

Victim entityDAVITA INC.

Incidentdiscovered Apr 12, 2025

ComplianceOR AG >45d

Extraction provenanceno artifact recorded

Source provenancejustice.oregon.gov