Every public data breach

44 disclosed this week · 26,355 on record

Mercy Medical Center Redding

Disclosed Jun 24, 2016520 affectedConfirmed

Official notice

An employee of a business associate (BA), naviHealth, provided services to the covered entity’s (CE) patients using an assumed name and nursing license from June 1, 2015, to May 13, 2016, and accessed protected health information (PHI) in the course of employment. The breach affected 520 individuals who were patients of the CE's Redding facility and a total of 1,253 Dignity Health patients in California and Nevada. The types of PHI involved in the breach included full names, addresses, dates of birth, social security numbers, claims information, diagnoses/conditions, lab results, and medications. The CE provided breach notification to HHS, affected individuals, and the media and also provided substitute notice. OCR reviewed the BA agreement in place between the CE and BA and obtained assurances that the CE implemented the corrective actions listed above. In response to the breach, the BA sanctioned the responsible employee, terminated the employee’s access to all PHI, and contacted law enforcement to report the incident. The BA also reviewed recorded calls made by the employee and PHI accessed by the employee to ensure that PHI was accessed to provide patients with services accordi

What is known

People affected520 (as reported to HHS)
DisclosedJun 24, 2016
HappenedJun 1, 2016
AttackInsider
Data exposedNamesHealth
SectorHealthcare · US
StatusConfirmed

Sources

Notices filed

History of this record
attack2026-09-25
unknown to insiderby backfillSource
data_types2026-09-25
[] to ["names","health"]by backfillSource
records_basis2026-09-25
empty to hhsby backfillSource
records2026-09-25
empty to 520by backfillSource
summary2026-09-25
empty to An employee of a business associate (BA), naviHealth, provided services to the covered entity’s (CE) patients using an assumed name and nursing license from June 1, 2015, to May 13, 2016, and accessed protected health information (PHI) in tby backfillSource
Added2026-09-25
First recordedby backfillSource

First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.

Everything about Mercy Medical Center Redding