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Regulator-posted notice

Breach notice filed by Orrick, Herrington & Sutcliffe LLP (June 2023)

Organization named: Orrick, Herrington & Sutcliffe LLP Provisional: identity as filed, not yet matched to the directory
Type as the source lists it: Hacking/IT Incident

What the sources say

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

Posted on the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals) with a submission date of June 30, 2023.

Organization as reported
Orrick, Herrington & Sutcliffe LLP, CA
Entity type as reported
Business Associate
Category as reported
Hacking/IT Incident
Location of information as reported
Network Server
Submission date
June 30, 2023
Observed by BreachRecords
2026-10-18 16:15 UTC (revision 10622, row:1761)
Archived copy
Held in the private archive (provenance)

The business associate (BA), Orrick, Herrington, and Sutcliffe, reported that it experienced a cyber-attack that compromised the protected health information (PHI) of 342,176 individuals. The PHI involved included names, health insurance information, diagnoses, email addresses, phone numbers Social Security numbers, birthdates, and home addresses. The BA notified HHS, affected individuals, the media, and provided substitute notice. In response to the breach, the BA provided complimentary credit monitoring services and implemented additional administrative and technical safeguards to better protect PHI.

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

Figures, per source

  • 342,176 individuals affected (total reported), as reported by the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), source date June 30, 2023, 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 at the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals)
  • Observed by BreachRecords (revision 10622)
  • Approved by a reviewer

Organizations linked by a reviewer

Archived evidence

  • 3dbc27dd5742e041cc1e7fe18cc669e2901fbd3b86b7007ed27948ff4d406e1f
    text/csv, 5,530,996 bytes, from the HHS OCR breach portal (HIPAA breaches affecting 500 or more individuals), retrieved 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.

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