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IL ยท HHS OCR reports

HIPAA breaches in Illinois

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

Reports

364

Individuals affected

22,594,404

Under investigation

28

Top type: Hacking/IT Incident

State breach notification law

Statute citation not extracted; see the state legislature website.

Timing: notify in the 'most expedient time possible and without unreasonable delay.' No specific numeric

Read the Illinois data breach notification law summary

All reports, newest first

Page 7 of 8. 364 reports.

HIPAA breach reports from the HHS OCR Breach Portal
Covered entityEntity typeIndividualsSubmittedType of breachStatus
Cook County Health and Hospitals SystemHealthcare Provider767Sep 15, 2014Hacking/IT IncidentArchive (closed)
Kmart CorporationHealthcare Provider1,866Sep 10, 2014Unauthorized Access/DisclosureArchive (closed)
Dennis Flynn MDHealthcare Provider13,646Aug 19, 2014TheftArchive (closed)
Midwest Urological GroupHealthcare Provider982Jul 30, 2014TheftArchive (closed)
Midwest Orthopaedic Center SCBusiness Associate680Jul 23, 2014Unauthorized Access/DisclosureArchive (closed)
Walgreen Co.Healthcare Provider540Jun 6, 2014TheftArchive (closed)
OptumRxBusiness Associate5,696Apr 30, 2014TheftArchive (closed)
Presence St. Joseph's Medical CenterHealthcare Provider836Apr 4, 2014OtherArchive (closed)
Midwest Orthopaedics at Rush, LLCHealthcare Provider1,256Mar 31, 2014Hacking/IT IncidentArchive (closed)
Stoetzel's Planet ChiropracticHealthcare Provider1,000Mar 25, 2014TheftArchive (closed)
Kmart CorporationHealthcare Provider16,446Feb 10, 2014TheftArchive (closed)
Presence HealthHealthcare Provider836Jan 31, 2014LossArchive (closed)
Cook County Health & Hospitals SystemHealthcare Provider22,511Jan 11, 2014OtherArchive (closed)
Walgreen Co.Healthcare Provider17,350Dec 6, 2013OtherArchive (closed)
SIU HealthCareHealthcare Provider1,891Dec 6, 2013Loss, TheftArchive (closed)
Quality Health Claims Consultants, LLCBusiness Associate1,573Dec 6, 2013TheftArchive (closed)
City of ChicagoHealthcare Provider2,080Nov 29, 2013Unauthorized Access/DisclosureArchive (closed)
Health Fitness CorporationBusiness Associate4,837Nov 14, 2013TheftArchive (closed)
Health Fitness CorporationBusiness Associate3,804Nov 14, 2013TheftArchive (closed)
Advocate Health and Hospitals CorporationHealthcare Provider2,237Nov 1, 2013TheftArchive (closed)
BriovaRxHealthcare Provider1,067Oct 14, 2013Unauthorized Access/DisclosureArchive (closed)
BlackHawkBusiness Associate7,120Oct 9, 2013Hacking/IT IncidentArchive (closed)
Advocate Health and Hospitals Corporation d/b/a Advocate Medical GroupBusiness Associate2,029Sep 13, 2013Hacking/IT IncidentArchive (closed)
Dreyer Medical ClinicBusiness Associate998Sep 13, 2013Hacking/IT IncidentArchive (closed)
ICS Collection Service, Inc.Business Associate1,290Sep 6, 2013Hacking/IT IncidentArchive (closed)
Advocate Health and Hospitals Corporation, d/b/a Advocate Medical GroupHealthcare Provider4,029,530Aug 23, 2013TheftArchive (closed)
Illinois Department of Healthcare and Family ServicesHealthcare Provider3,133Jul 15, 2013Hacking/IT IncidentArchive (closed)
Family Health NetworkBusiness Associate3,133Jul 8, 2013OtherArchive (closed)
Kmart CorporationHealthcare Provider12,542Apr 3, 2013TheftArchive (closed)
Plexus GroupBusiness Associate500Mar 1, 2013Unauthorized Access/DisclosureArchive (closed)
RR Donnelley (a sub-BA for UnitedHealth Group)Business Associate8,911Jan 30, 2013TheftArchive (closed)
Blue Cross Blue ShieldBusiness Associate500Nov 29, 2012Unauthorized Access/DisclosureArchive (closed)
Maryville AcademyHealthcare Provider3,897Nov 8, 2012LossArchive (closed)
University of Illinois, College of NursingBusiness Associate508Nov 2, 2012TheftArchive (closed)
SwedishAmerican Health SystemHealthcare Provider1,500Oct 26, 2012TheftArchive (closed)
Health Care Service CorporationHealth Plan501Oct 26, 2012TheftArchive (closed)
Central States Southeast and Siouthwest Areas Health & Welfare FundHealth Plan754Aug 21, 2012Other, Unauthorized Access/DisclosureArchive (closed)
Walgreen Co.Healthcare Provider1,240Jul 30, 2012TheftArchive (closed)
Northwestern Memorial HospitalHealthcare Provider4,211Jul 27, 2012TheftArchive (closed)
The Surgeons of Lake County, LLCHealthcare Provider7,067Jul 25, 2012Hacking/IT IncidentArchive (closed)
SwedishAmerican Health SystemHealthcare Provider1,500Jul 12, 2012TheftArchive (closed)
Caremark PCS Health, L.L.C. (formerly known as Caremark PCS Health, L.P.)Business Associate3,482Mar 23, 2012OtherArchive (closed)
Chicago Muscoskeletal InstituteHealthcare Provider750Mar 23, 2012Unauthorized Access/DisclosureArchive (closed)
Accretive HealthBusiness Associate14,000Feb 6, 2012TheftArchive (closed)
Nation Wise Machine BuyersBusiness Associate2,000Dec 9, 2011Improper DisposalArchive (closed)
VA Illiana Health Care SystemHealthcare Provider518Sep 23, 2011LossArchive (closed)
HEALTH RESEARCH INSTITUTE, INC., PFEIFFER TREATMENT CENTERHealthcare Provider2,000Aug 29, 2011TheftArchive (closed)
Capron Rescue Squad DistrictHealthcare Provider815Aug 18, 2011Unauthorized Access/DisclosureArchive (closed)
Health Care Service CorporationHealth Plan501Jul 28, 2011TheftArchive (closed)
Assurecare Risk Management, Inc.Business Associate25,330Jul 21, 2011Unauthorized Access/DisclosureArchive (closed)

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