BreachScout BreachScout Breach Records

Regulator-posted notice

Breach notice filed by Seattle Cancer Care Alliance (October 2019)

Organization named: Seattle Cancer Care Alliance Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Unauthorized Access/Disclosure

What the sources say

HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) Primary notice

Posted on the HHS Office for Civil Rights breach portal with a submission date of Oct. 16, 2019.

Organization as reported
Seattle Cancer Care Alliance, WA
Entity type as reported
Healthcare Provider
Category as reported
Unauthorized Access/Disclosure
Location of information as reported
Email
Submission date
Oct. 16, 2019
Observed by BreachRecords
2026-10-18 16:15 UTC (revision 13184, row:4323)
Archived copy
Held in the private archive (provenance)

Seattle Cancer Care Alliance (SCCA), the covered entity (CE), reported that an employee emailed an invitation to a patient education event and exposed the email addresses of all patients involved. The breach affected 944 individuals. In response to the breach, the covered entity conducted an internal investigation and sanctioned all workforce members involved. SCCA notified OCR, all affected individuals, and the media. Additionally, SCCA revised its policies and procedures to include guidance pertaining to the secure transmission of email communications.

The source's own words, from the revision above.

Figures, per source

  • 944 individuals affected (total reported), according to the HHS Office for Civil Rights breach portal, source date Oct. 16, 2019, revision observed 2026-10-18.

Each figure is one source's figure with the basis that source gave. Figures from different sources are shown side by side and are not added, averaged or chosen between.

Timeline

Source dates are the dates the sources give. Observation dates are when BreachRecords recorded each revision.

  • Submission date (HHS Office for Civil Rights breach portal)
  • Observed by BreachRecords (revision 13184)
  • Approved by a reviewer

Organizations linked by a reviewer

  • Seattle Cancer Care Alliance Named as the covered entity Provisional: identity as filed, not yet matched to the directory Linked 2026-10-19, method provisional.

Archived evidence

  • 3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
    text/csv, 5,530,996 bytes, retrieved from HHS Office for Civil Rights breach portal, 2026-10-18 16:15 UTC. Archived privately · Provenance · Source page

Records reflect source filings as of the dates shown. BreachRecords is not a regulator.

Request a correction

A record that disagrees with its source, names the wrong organization or duplicates another is corrected after review. This form is about Breach notice filed by Seattle Cancer Care Alliance (October 2019). We acknowledge every request within two business days. We reply by email.

The form is being set up. Check back soon.