DisclosureLens
UnknownHealthcareHealthcareIdentity (basic)Government IDPHIHealth (basic)Critical

1Life Healthcare, Inc.

bd_ac4110ba517ac5b6 · schema v1 · pii pii-v1

Severity

Critical

Discovered

Jun 17, 2026

Filed

Jul 7, 2026

To disclose

20 days

Affected · nationwide

141,07510,041 in this filing

Linked

2 filings

Confidence

95%
Full breach record for 1Life Healthcare, Inc.

1Life Healthcare, Inc. based in San Francisco, California, a healthcare – medical provider entity reported a data breach to the Texas Attorney General. The breach was discovered on 2026-06-17 and reported on 2026-07-07. 10,041 Texas residents were affected. 141,075 individuals affected in total. Types of information involved: Name of individual;Address;Social Security Number Information;Health Insurance Information;Date of Birth. Consumers were notified via U.S. Mail.

Texas clock TX AG ≤30d20 days 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 · 9 days
discovery → filing · ≤ 20 days

Jun 8, 2026

Begins

Jun 17, 2026

Discovered

Jul 7, 2026

Filed

vs. sector median

8 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Filing propagation · 2 filings · 2 states

View merged incident ↗
Texas State AGJul 7 · first · this page

Pattern: first filing Jul 7 (TX), last Aug 1 (IL) — a 25-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.