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CA · 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 9 of 16. 786 reports.

HIPAA breach reports from the HHS OCR Breach Portal
Covered entityEntity typeIndividualsSubmittedType of breachStatus
HARVARD EYE ASSOCIATESBusiness Associate29,982Feb 8, 2021Hacking/IT IncidentArchive (closed)
Granite Wellness CentersHealthcare Provider15,600Feb 4, 2021Hacking/IT IncidentArchive (closed)
Desert Oasis HealthcareHealthcare Provider1,122Jan 4, 2021Unauthorized Access/DisclosureArchive (closed)
Total Vision, LLCBusiness Associate138,402Dec 28, 2020Hacking/IT IncidentArchive (closed)
Health Plan of San JoaquinHealth Plan418,842Dec 21, 2020Hacking/IT IncidentArchive (closed)
Sonoma Valley Healthcare DistrictHealthcare Provider69,000Dec 9, 2020Hacking/IT IncidentArchive (closed)
Golden Gate Regional CenterBusiness Associate11,315Nov 20, 2020Hacking/IT IncidentArchive (closed)
Indian Health Council Inc.Healthcare Provider5,769Nov 20, 2020Hacking/IT IncidentArchive (closed)
Methodist Hospital of Southern CaliforniaHealthcare Provider39,881Nov 4, 2020Hacking/IT IncidentArchive (closed)
Rady Children’s Hospital - San DiegoHealthcare Provider19,837Oct 30, 2020Hacking/IT IncidentArchive (closed)
CCPOA Benefit Trust FundHealth Plan80,000Oct 29, 2020Hacking/IT IncidentArchive (closed)
Ascend Clinical, LLCHealthcare Provider77,443Oct 19, 2020Hacking/IT IncidentArchive (closed)
DJO, LLCHealthcare Provider3,429Oct 16, 2020Hacking/IT IncidentArchive (closed)
Center for Autism and Related DisordersHealthcare Provider1,440Oct 16, 2020Hacking/IT IncidentArchive (closed)
Sonoma Recovery Services, LLC d/b/a/ Olympia HouseHealthcare Provider2,527Sep 30, 2020Hacking/IT IncidentArchive (closed)
University Muslim Medical AssociationHealthcare Provider563Sep 29, 2020Unauthorized Access/DisclosureArchive (closed)
Mono CountyHealthcare Provider2,850Sep 25, 2020Hacking/IT IncidentArchive (closed)
Alameda Health SystemHealthcare Provider2,691Sep 15, 2020Hacking/IT IncidentArchive (closed)
Community Medical CentersHealthcare Provider43,667Sep 11, 2020Hacking/IT IncidentArchive (closed)
Southern Indian Health Council, Inc.Healthcare Provider727Sep 11, 2020Hacking/IT IncidentArchive (closed)
Enloe Medical CenterHealthcare Provider33,575Sep 10, 2020Hacking/IT IncidentArchive (closed)
Hoag ClinicHealthcare Provider738Aug 3, 2020TheftArchive (closed)
Coalinga Valley Health Clinics, Inc.Healthcare Provider1,463Jul 14, 2020TheftArchive (closed)
City DentalHealthcare Provider900Jul 14, 2020Hacking/IT IncidentArchive (closed)
Hutton & Hale, D.D.S.Healthcare Provider8,394Jul 8, 2020Hacking/IT IncidentArchive (closed)
Central California Alliance for HealthHealth Plan35,940Jul 2, 2020Hacking/IT IncidentArchive (closed)
Salinas Valley Memorial Healthcare SystemHealthcare Provider2,384Jun 29, 2020Hacking/IT IncidentArchive (closed)
Sage Behavior Services, IncHealthcare Provider763Jun 25, 2020Hacking/IT IncidentArchive (closed)
CodeMetro, Inc.Business Associate62,807Jun 19, 2020Hacking/IT IncidentArchive (closed)
Human Affairs International of CaliforniaBusiness Associate15,843Jun 19, 2020Hacking/IT IncidentArchive (closed)
American Medical TechnologiesHealthcare Provider47,767Jun 18, 2020Hacking/IT IncidentArchive (closed)
Frank D. Lanterman Regional CenterHealthcare Provider3,489Jun 16, 2020Hacking/IT IncidentArchive (closed)
Anil Mehta, MD, Inc.Healthcare Provider846Jun 12, 2020TheftArchive (closed)
Danube River Holdings LLC dba RiverPointe Post AcuteHealthcare Provider633Jun 7, 2020LossArchive (closed)
Andrew Dang, DDSHealthcare Provider974Jun 4, 2020TheftArchive (closed)
Allergy & Asthma Medical Group of the Bay Area, Inc.Healthcare Provider1,894Jun 2, 2020TheftArchive (closed)
Catholic Charities Diocese of San DiegoBusiness Associate36,205May 29, 2020Hacking/IT IncidentArchive (closed)
Infor-Med Medical Information Systems Inc.Business Associate3,728May 13, 2020Unauthorized Access/DisclosureArchive (closed)
Santa Rosa & Rohnert Park Oral SurgeryHealthcare Provider5,357May 8, 2020Unauthorized Access/DisclosureArchive (closed)
Good Samaritan Hospital, Inc.Healthcare Provider233,835Apr 17, 2020Hacking/IT IncidentArchive (closed)
John A. Grimaldi DO INCHealthcare Provider911Apr 16, 2020Unauthorized Access/DisclosureArchive (closed)
Child, Family and Community Services, Inc.Health Plan1,658Apr 3, 2020TheftArchive (closed)
Stockdale RadiologyHealthcare Provider10,700Mar 27, 2020Hacking/IT IncidentArchive (closed)
Ambry Genetics CorporationHealthcare Provider225,370Mar 22, 2020Hacking/IT IncidentArchive (closed)
Golden Valley Health CentersHealthcare Provider38,628Mar 20, 2020Hacking/IT IncidentArchive (closed)
Tandem Diabetes Care, Inc.Healthcare Provider140,781Mar 17, 2020Hacking/IT IncidentArchive (closed)
Hao Rong DDS Inc dba Genuine Care DentalHealthcare Provider2,190Mar 14, 2020TheftArchive (closed)
Torrance Memorial Medical CenterHealthcare Provider3,498Mar 6, 2020Hacking/IT IncidentArchive (closed)
Stephan C DeanBusiness Associate70,000Mar 4, 2020Hacking/IT IncidentArchive (closed)
Alameda Alliance for HealthHealth Plan500Feb 28, 2020Hacking/IT IncidentArchive (closed)

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