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CA ยท HHS OCR reports

HIPAA breaches in California

HIPAA breaches affecting 500 or more individuals reported to HHS OCR by covered entities listed in California.

Reports

786

Individuals affected

79,958,213

Under investigation

56

Top type: Hacking/IT Incident

State breach notification law

This state has 2 separate breach notification statutes

Timing: Without unreasonable delay California requires government agencies to notify in the most expedient

Read the California data breach notification law summary

All reports, newest first

Page 15 of 16. 786 reports.

HIPAA breach reports from the HHS OCR Breach Portal
Covered entityEntity typeIndividualsSubmittedType of breachStatus
ZDIBusiness Associate4,718Jul 10, 2013LossArchive (closed)
Sutter Health East Bay RegionHealthcare Provider4,479Jul 5, 2013Unauthorized Access/DisclosureArchive (closed)
Health Net, Inc.Health Plan8,331Jul 2, 2013OtherArchive (closed)
Lucile Packard Childrens Hospital, Privacy Manager BreachHealthcare Provider12,900Jun 13, 2013TheftArchive (closed)
SynerMed / Inland Valleys IPABusiness Associate3,164May 24, 2013TheftArchive (closed)
Sonoma Valley HospitalHealthcare Provider1,386May 24, 2013OtherArchive (closed)
ZDIBusiness Associate14,829Apr 29, 2013LossArchive (closed)
QuickRunner, Inc. (dba, RoadRunner Mailing Services)Business Associate2,400Mar 29, 2013Unauthorized Access/DisclosureArchive (closed)
North Los Angeles County Regional CenterBusiness Associate18,162Mar 4, 2013TheftArchive (closed)
County of San Bernardino, Department of Behavioral HealthHealth Plan686Feb 25, 2013TheftArchive (closed)
Crescent Health Inc. - a Walgreens CompanyHealthcare Provider109,000Feb 22, 2013TheftArchive (closed)
Coast Healthcare Management, LLCBusiness Associate1,368Feb 12, 2013Other, TheftArchive (closed)
Stanford School of Medicine & LP Children Hosp, Privacy Manager BreachHealthcare Provider56,500Jan 23, 2013TheftArchive (closed)
California Department of Developmental Services, Privacy Manager BreachHealthcare Provider1,312Jan 15, 2013Hacking/IT Incident, Improper Disposal, Loss, Other, Theft, Unauthorized Access/Disclosure, UnknownArchive (closed)
Calvin Schuster,MDHealthcare Provider532Jan 4, 2013TheftArchive (closed)
Omnicell, Inc.Business Associate56,820Dec 31, 2012TheftArchive (closed)
Calif. Dept. of Health Care Services (DHCS)Health Plan2,643Dec 23, 2012Unauthorized Access/DisclosureArchive (closed)
City of Corona, Privacy Manager BreachBusiness Associate958Dec 13, 2012TheftArchive (closed)
ADPI-WestBusiness Associate1,500Nov 29, 2012Theft, Unauthorized Access/DisclosureArchive (closed)
County of San Bernardino Department of Public HeatlhHealthcare Provider1,370Nov 29, 2012Unauthorized Access/DisclosureArchive (closed)
City of Berkeley, Privacy Manager BreachBusiness Associate931Nov 29, 2012TheftArchive (closed)
L.A. Care Health PlanHealth Plan18,000Nov 17, 2012OtherArchive (closed)
L.A. Care Health PlanHealth Plan18,000Oct 22, 2012OtherArchive (closed)
Philip P Corneliuson, DDS, INC.Healthcare Provider980Oct 22, 2012TheftArchive (closed)
Alere Home Monitoring, IncHealthcare Provider116,506Oct 18, 2012TheftArchive (closed)
Apria Healthcare, Inc.Healthcare Provider65,700Oct 10, 2012TheftArchive (closed)
St. Therese Medical Group, IncHealthcare Provider3,031Sep 17, 2012TheftArchive (closed)
Apria Healthcare, Inc., Privacy Manager BreachHealthcare Provider11,000Aug 15, 2012TheftArchive (closed)
TEMPLE COMMUNITY HOSPITALHealthcare Provider603Aug 15, 2012TheftArchive (closed)
Stanford Hospital & Clinics and School of Medicine, Privacy Manager BreachHealthcare Provider2,300Aug 3, 2012TheftArchive (closed)
Hamner Square Dental, Privacy Manager BreachHealthcare Provider1,112Jul 16, 2012Loss, Theft, Unauthorized Access/Disclosure, UnknownArchive (closed)
Physician's Automated LaboratoryHealthcare Provider745May 23, 2012TheftArchive (closed)
West DermatologyHealthcare Provider1,900May 18, 2012TheftArchive (closed)
St. Mary Medical CenterHealthcare Provider3,900May 14, 2012LossArchive (closed)
SHIELDS For FamiliesHealthcare Provider961Apr 26, 2012TheftArchive (closed)
Desert AIDS ProjectHealthcare Provider4,400Apr 20, 2012TheftArchive (closed)
David Charles RishBusiness Associate2,000Apr 10, 2012TheftArchive (closed)
AccentCare Home Health of California, Inc. Medicare # 057564 CA state License # 080000226Healthcare Provider1,000Apr 10, 2012Unauthorized Access/DisclosureArchive (closed)
St. Joseph's Medical CenterHealthcare Provider712Mar 29, 2012TheftArchive (closed)
Advanced Clinical Research InstituteHealth Plan875Mar 14, 2012TheftArchive (closed)
Kern Medical CenterHealthcare Provider1,431Mar 12, 2012TheftArchive (closed)
St. Joseph Health SystemHealthcare Provider12,234Feb 15, 2012Unauthorized Access/DisclosureArchive (closed)
Motion Picture Industry Health Plans (MPI)Health Plan703Feb 15, 2012TheftArchive (closed)
Loma Linda University Medical Center (LLUMC)Healthcare Provider1,366Feb 8, 2012OtherArchive (closed)
Delta Dental of CaliforniaHealth Plan11,646Jan 19, 2012OtherArchive (closed)
WageWorks, Inc.Business Associate1,700Jan 13, 2012OtherArchive (closed)
Molina Healthcare of CaliforniaHealth Plan11,081Dec 17, 2011OtherArchive (closed)
Contra Costa Health ServicesHealthcare Provider4,700Dec 7, 2011Unauthorized Access/DisclosureArchive (closed)
UCLA Health SystemHealthcare Provider2,761Nov 4, 2011TheftArchive (closed)
Thomas J O'Laughlin, MDBusiness Associate700Oct 7, 2011Theft, Unauthorized Access/DisclosureArchive (closed)

Source: HHS OCR Breach Portal, OCR export October 2026.