285 healthcare data breaches in 2014

Every breach of health information in 2014, biggest first. Most were reported to HHS, which publishes every breach affecting 500 or more people. A notice with no breach date is listed under the year it was reported.

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Breach	Date	Affected	Source
Community Health Systems Professional Services Corporations Aug 2014 · 6.1M affected	Aug 2014	6.1M	HHS
Community Health Systems Professional Services Apr 2014 · 4.5M affected	Apr 2014	4.5M	2 sources ▾ HHS CA AG
Xerox State Healthcare Sept 2014 · 2M affected	Sept 2014	2M	HHS
CareFirst BlueCross Blueshield Jun 2014 · 1.3M affected	Jun 2014	1.3M	2 sources ▾ HHS CA AG
Montana Department of Public Health & Human Services Jul 2014 · 1.1M affected	Jul 2014	1.1M	HHS
Horizon Healthcare Services Jan 2014 · 839.7K affected	Jan 2014	839.7K	HHS
Triple-S Salud Jan 2014 · 398K affected	Jan 2014	398K	HHS
Sutherland Healthcare Solutions Feb 2014 · 342.2K affected	Feb 2014	342.2K	2 sources ▾ HHS CA AG
Touchstone Medical Imaging May 2014 · 307.5K affected	May 2014	307.5K	2 sources ▾ HHS CA AG
Indian Health Service Apr 2014 · 214K affected	Apr 2014	214K	HHS
Walgreen Jun 2014 · 160K affected	Jun 2014	160K	HHS
NRAD Medical Associates Jun 2014 · 97K affected	Jun 2014	97K	HHS
Valesco Ventures Sept 2014 · 82.6K affected	Sept 2014	82.6K	HHS
Aventura Hospital and Medical Center Aug 2014 · 82.6K affected	Aug 2014	82.6K	HHS
Central Dermatology Center, P.A Nov 2014 · 76.3K affected	Nov 2014	76.3K	HHS
Amerigroup Texas Apr 2014 · 75K affected	Apr 2014	75K	HHS
Visionworks Nov 2014 · 74.9K affected	Nov 2014	74.9K	HHS
St. Vincent Hospital and Health Care Center Jul 2014 · 63.3K affected	Jul 2014	63.3K	HHS
State of Tennessee State Insurance Plan Aug 2014 · 60.6K affected	Aug 2014	60.6K	HHS
Onsite Health Diagnostics Aug 2014 · 60.6K affected	Aug 2014	60.6K	HHS
Banner Health Mar 2014 · 55.2K affected	Mar 2014	55.2K	HHS
InSync Computer Solutions Jul 2014 · 50.9K affected	Jul 2014	50.9K	HHS
Iron Mountain Aug 2014 · 49.7K affected	Aug 2014	49.7K	View breach
North Carolina Department of Health and Human Services Jan 2014 · 48.8K affected	Jan 2014	48.8K	HHS
Administracion de Seguros de Salud Apr 2014 · 46.5K affected	Apr 2014	46.5K	HHS
The Union Labor Life Insurance Feb 2014 · 42.7K affected	Feb 2014	42.7K	2 sources ▾ HHS CA AG
University of Wisconsin-Madison School of Pharmacy Jan 2014 · 41.4K affected	Jan 2014	41.4K	HHS
The Corvallis Clinic Dec 2014 · 41K affected	Dec 2014	41K	HHS
Self Regional Healthcare Jul 2014 · 38.9K affected	Jul 2014	38.9K	HHS
Jersey City Medical Center Aug 2014 · 36.4K affected	Aug 2014	36.4K	HHS
MD Manage Oct 2014 · 35.4K affected	Oct 2014	35.4K	HHS
Santa Rosa Memorial Hospital, Privacy Manager Breach Jun 2014 · 33.7K affected	Jun 2014	33.7K	HHS
Cedars-Sinai Health System Jun 2014 · 33.1K affected	Jun 2014	33.1K	2 sources ▾ HHS CA AG
MetroPlus Health Plan Nov 2014 · 32K affected	Nov 2014	32K	HHS
Central Utah Clinic Aug 2014 · 31.7K affected	Aug 2014	31.7K	HHS
Sony Pictures Entertainment Health and Welfare Benefits Plan Dec 2014 · 30K affected	Dec 2014	30K	HHS
REEVE-WOODS EYE CENTER Nov 2014 · 30K affected	Nov 2014	30K	2 sources ▾ HHS CA AG
CareAll Management Aug 2014 · 28.3K affected	Aug 2014	28.3K	HHS
HealthPartners Mar 2014 · 27.8K affected	Mar 2014	27.8K	HHS
Jamaica Hospital Medical Center May 2014 · 26.2K affected	May 2014	26.2K	HHS
Highlands Cashier Hospital Dec 2014 · 26.1K affected	Dec 2014	26.1K	HHS
Computer Programs and Systems Nov 2014 · 25.8K affected	Nov 2014	25.8K	HHS
Virginia Premier Health Plan Jan 2014 · 25.5K affected	Jan 2014	25.5K	HHS
Cook County Health & Hospitals System Jan 2014 · 22.5K affected	Jan 2014	22.5K	HHS
Quraishi, Nisar A Oct 2014 · 20K affected	Oct 2014	20K	HHS
Central City Concern May 2014 · 17.9K affected	May 2014	17.9K	HHS
American Health Apr 2014 · 17.8K affected	Apr 2014	17.8K	HHS
Kmart Feb 2014 · 16.4K affected	Feb 2014	16.4K	HHS
Colorado Department of Health Care Policy & Financing Oct 2014 · 15.4K affected	Oct 2014	15.4K	HHS
Boston Medical Center Apr 2014 · 15.3K affected	Apr 2014	15.3K	HHS
Rady Children's Hospital Jun 2014 · 14.1K affected	Jun 2014	14.1K	HHS
Coordinated Health Oct 2014 · 13.9K affected	Oct 2014	13.9K	HHS
PRN Medical Services Jul 2014 · 13.9K affected	Jul 2014	13.9K	HHS
Dennis Flynn MD Aug 2014 · 13.6K affected	Aug 2014	13.6K	HHS
Loi Luu Nov 2014 · 13.2K affected	Nov 2014	13.2K	HHS
University of Miami Feb 2014 · 13.1K affected	Feb 2014	13.1K	HHS
Phoebe Putney Memorial Hospital Jan 2014 · 12.9K affected	Jan 2014	12.9K	HHS
Clay County Hospital Dec 2014 · 12.6K affected	Dec 2014	12.6K	HHS
Independence Blue Cross and AmeriHealth New Jersey Dec 2014 · 12.5K affected	Dec 2014	12.5K	HHS
Centura Health Apr 2014 · 12.3K affected	Apr 2014	12.3K	HHS
Western Regional Center for Brain and Spine Surgery Jul 2014 · 12K affected	Jul 2014	12K	HHS
Kaiser Foundation Health Plan of Colorado Aug 2014 · 11.6K affected	Aug 2014	11.6K	HHS
David DiGiallorenzo, D.M.D Jun 2014 · 11K affected	Jun 2014	11K	HHS
Duke University Health System Aug 2014 · 11K affected	Aug 2014	11K	HHS
Mount Sinai Beth Israel Oct 2014 · 10.8K affected	Oct 2014	10.8K	HHS
Service Coordination Apr 2014 · 10.8K affected	Apr 2014	10.8K	HHS
Memorial Hermann Health System Aug 2014 · 10.6K affected	Aug 2014	10.6K	HHS
24 ON Physicians Aug 2014 · 10.1K affected	Aug 2014	10.1K	HHS
PST Services Aug 2014 · 10.1K affected	Aug 2014	10.1K	HHS
New York City Health & Hospitals Oct 2014 · 10.1K affected	Oct 2014	10.1K	HHS
StayWell Health Management Feb 2014 · 10K affected	Feb 2014	10K	HHS
Bulloch Pediatric Sept 2014 · 10K affected	Sept 2014	10K	HHS
University of California San Francisco , Privacy Manager Breach Mar 2014 · 9.9K affected	Mar 2014	9.9K	HHS
Sorenson Communications/CaptionCall Group Health Plan Apr 2014 · 9.8K affected	Apr 2014	9.8K	HHS
Salina Health Education Jun 2014 · 9.6K affected	Jun 2014	9.6K	HHS
Network Pharmacy Knoxville Jan 2014 · 9.6K affected	Jan 2014	9.6K	HHS
Doctors First Choice Billings Jun 2014 · 9.3K affected	Jun 2014	9.3K	HHS
HealthSource of Ohio Feb 2014 · 8.8K affected	Feb 2014	8.8K	HHS
Tufts Associated Health Maintenance Organization Apr 2014 · 8.8K affected	Apr 2014	8.8K	HHS
Franciscan Medical Mar 2014 · 8.3K affected	Mar 2014	8.3K	HHS
Triple-C Jan 2014 · 8K affected	Jan 2014	8K	HHS
Riverside County Regional Medical Center Nov 2014 · 7.9K affected	Nov 2014	7.9K	2 sources ▾ HHS CA AG
Jessie Trice Community Health Center Nov 2014 · 7.9K affected	Nov 2014	7.9K	HHS
Mission City Community Network Mar 2014 · 7.8K affected	Mar 2014	7.8K	HHS
Joseph Michael Benson M.D Feb 2014 · 7.5K affected	Feb 2014	7.5K	HHS
Diamond Computing Aug 2014 · 7K affected	Aug 2014	7K	HHS
Larsen Dental Care Apr 2014 · 6.9K affected	Apr 2014	6.9K	HHS
Lewis J. Sims, DPM Feb 2014 · 6.5K affected	Feb 2014	6.5K	HHS
U.S. Health Oct 2014 · 6.3K affected	Oct 2014	6.3K	HHS
Steven A. Goldman, MD Aug 2014 · 6.1K affected	Aug 2014	6.1K	HHS
University Health Aug 2014 · 6.1K affected	Aug 2014	6.1K	HHS
Oklahoma City Indian Clinic Aug 2014 · 6K affected	Aug 2014	6K	HHS
Haley Chiropractic Clinic Jul 2014 · 6K affected	Jul 2014	6K	HHS
Mark A. Gillispie Jun 2014 · 5.8K affected	Jun 2014	5.8K	HHS
OptumRx Apr 2014 · 5.7K affected	Apr 2014	5.7K	HHS
NOVA Chiropractic & Rehab Center Mar 2014 · 5.5K affected	Mar 2014	5.5K	HHS
Palomar Health, Privacy Manager Breach Mar 2014 · 5.5K affected	Mar 2014	5.5K	HHS
Abrham Tekola, M.D Jun 2014 · 5.5K affected	Jun 2014	5.5K	HHS
Valley View Hospital Association Mar 2014 · 5.4K affected	Mar 2014	5.4K	HHS
Health Dimensions Jan 2014 · 5.4K affected	Jan 2014	5.4K	HHS
KP Northern CA Department of Research Apr 2014 · 5.2K affected	Apr 2014	5.2K	HHS
Pediatric Gastroenterology Consultants Dec 2014 · 5K affected	Dec 2014	5K	HHS
IHS Apr 2014 · 5K affected	Apr 2014	5K	HHS
Partners In Nephrology & Endocrinology Mar 2014 · 5K affected	Mar 2014	5K	HHS
Todd M. Burton, M.D Mar 2014 · 5K affected	Mar 2014	5K	HHS
Willis North America Apr 2014 · 4.8K affected	Apr 2014	4.8K	HHS
Molina Healthcare of New Mexico May 2014 · 4.7K affected	May 2014	4.7K	HHS
Min Yi, M.D Feb 2014 · 4.7K affected	Feb 2014	4.7K	HHS
ReachOut Home Care Dec 2014 · 4.5K affected	Dec 2014	4.5K	HHS
M&M Computer Services Oct 2014 · 4.5K affected	Oct 2014	4.5K	HHS
AdminisTEP Nov 2014 · 4.5K affected	Nov 2014	4.5K	HHS
RGH Enterprises Jan 2014 · 4.2K affected	Jan 2014	4.2K	HHS
Owensboro Medical Practice Sept 2014 · 4.1K affected	Sept 2014	4.1K	HHS
Research Integrity Sept 2014 · 4.1K affected	Sept 2014	4.1K	HHS
Children's Mercy Hospital Aug 2014 · 4.1K affected	Aug 2014	4.1K	HHS
South Texas Veterans Health Care System Oct 2014 · 4K affected	Oct 2014	4K	HHS
Dr. Veronica Joann Barber Jul 2014 · 4K affected	Jul 2014	4K	HHS
Weill Cornell Medical College Nov 2014 · 3.9K affected	Nov 2014	3.9K	HHS
Sentara Healthcare Jan 2014 · 3.9K affected	Jan 2014	3.9K	HHS
NFP Maschino, Hudelson & Associates May 2014 · 3.8K affected	May 2014	3.8K	HHS
Temple University Physicians Sept 2014 · 3.8K affected	Sept 2014	3.8K	HHS
Greenwood Leflore Hospital Apr 2014 · 3.8K affected	Apr 2014	3.8K	HHS
Wm. Jennings Bryan Dorn VA Medical Center Sept 2014 · 3.6K affected	Sept 2014	3.6K	HHS
The University of Texas MD Anderson Cancer Center Jan 2014 · 3.6K affected	Jan 2014	3.6K	HHS
Urological Associates of Southern Arizona Jul 2014 · 3.5K affected	Jul 2014	3.5K	HHS
Multilingual Psychotherapy Centers Oct 2014 · 3.5K affected	Oct 2014	3.5K	HHS
Care Advantage Feb 2014 · 3.5K affected	Feb 2014	3.5K	HHS
Region Six of the Georgia Department of Behavioral Health and Developmental Disabilities Oct 2014 · 3.4K affected	Oct 2014	3.4K	HHS
BioReference Laboratories Jul 2014 · 3.3K affected	Jul 2014	3.3K	HHS
AltaMed Health Services Aug 2014 · 3.2K affected	Aug 2014	3.2K	2 sources ▾ HHS CA AG
WA State Department of Social & Health Services Feb 2014 · 3.1K affected	Feb 2014	3.1K	HHS
Geisinger Bloomsburg Hospital Jan 2014 · 3.1K affected	Jan 2014	3.1K	HHS
Easter Seal Society of Superior California, Privacy Manager Breach Feb 2014 · 3K affected	Feb 2014	3K	HHS
RevSpring Jan 2014 · 3K affected	Jan 2014	3K	HHS
Jewish Hospital Mar 2014 · 3K affected	Mar 2014	3K	HHS
Humana May 2014 · 3K affected	May 2014	3K	HHS
Baylor Medical Center at Carrollton Jun 2014 · 2.9K affected	Jun 2014	2.9K	HHS
Murali Menon, Privacy Manager Breach Dec 2014 · 2.9K affected	Dec 2014	2.9K	HHS
Options Counseling Center May 2014 · 2.8K affected	May 2014	2.8K	HHS
Northwestern Memorial HealthCare Dec 2014 · 2.8K affected	Dec 2014	2.8K	HHS
Bay Area Pain Medical Associates May 2014 · 2.8K affected	May 2014	2.8K	2 sources ▾ HHS CA AG
HealthTexas Provider Network Apr 2014 · 2.7K affected	Apr 2014	2.7K	HHS
New Mexico VA Health Care System Sept 2014 · 2.7K affected	Sept 2014	2.7K	HHS
Michigan Department of Community Health Apr 2014 · 2.6K affected	Apr 2014	2.6K	HHS
Highmark Jul 2014 · 2.6K affected	Jul 2014	2.6K	HHS
American Family Care Sept 2014 · 2.6K affected	Sept 2014	2.6K	HHS
BLUE CROSS AND BLUE SHIELD OF KANSAS CITY Apr 2014 · 2.5K affected	Apr 2014	2.5K	HHS
Courier Express/Atlanta, Courier Express/Charlotte & Courier Express US Apr 2014 · 2.5K affected	Apr 2014	2.5K	HHS
101 Family Medical Group, Privacy Manager Breach Jan 2014 · 2.5K affected	Jan 2014	2.5K	HHS
Coulee Medical Center Jan 2014 · 2.5K affected	Jan 2014	2.5K	HHS
Florida Department of Health Dec 2014 · 2.5K affected	Dec 2014	2.5K	HHS
UMass Memorial Medical Center May 2014 · 2.4K affected	May 2014	2.4K	HHS
Ladies First Choice Apr 2014 · 2.4K affected	Apr 2014	2.4K	HHS
Specialty Clinics Of Georgia Aug 2014 · 2.4K affected	Aug 2014	2.4K	HHS
Cancer Specialists of Tidewater Jul 2014 · 2.3K affected	Jul 2014	2.3K	HHS
Baylor Medical Center at Irving Apr 2014 · 2.3K affected	Apr 2014	2.3K	HHS
Group Health Plan of Hurley Medical Center Jun 2014 · 2.3K affected	Jun 2014	2.3K	HHS
UC Davis Medical Center, Privacy Manager Breach Feb 2014 · 2.3K affected	Feb 2014	2.3K	HHS
TMA Practice Management Mar 2014 · 2.3K affected	Mar 2014	2.3K	HHS
Inclusion Research Institute Apr 2014 · 2.2K affected	Apr 2014	2.2K	HHS
The Brooklyn Hospital Center Jan 2014 · 2.2K affected	Jan 2014	2.2K	HHS
Iowa Dept. of Human Services Mar 2014 · 2K affected	Mar 2014	2K	HHS
Sloane Stecker Physical Therapy Jun 2014 · 2K affected	Jun 2014	2K	HHS
Baylor Regional Medical Center at Plano Apr 2014 · 2K affected	Apr 2014	2K	HHS
Colorado Community Health Alliance/Physicians Health Partners Jan 2014 · 1.9K affected	Jan 2014	1.9K	HHS
Beebe Medical Center Jan 2014 · 1.9K affected	Jan 2014	1.9K	HHS
Cone Health Medical Oct 2014 · 1.9K affected	Oct 2014	1.9K	HHS
Graybill Medical Oct 2014 · 1.9K affected	Oct 2014	1.9K	HHS
Reading Health System Apr 2014 · 1.8K affected	Apr 2014	1.8K	HHS
Penn State Milton S. Hershey Medical Center Jun 2014 · 1.8K affected	Jun 2014	1.8K	HHS
Memorial Healthcare System Oct 2014 · 1.8K affected	Oct 2014	1.8K	HHS
Northfield Hospital & Clinics Nov 2014 · 1.8K affected	Nov 2014	1.8K	HHS
Portland VA Medical Center Oct 2014 · 1.7K affected	Oct 2014	1.7K	HHS
Metropolitan Government of Nashville and Davidson County Public Health Department Aug 2014 · 1.7K affected	Aug 2014	1.7K	HHS
Hospitalists of Arizona Mar 2014 · 1.7K affected	Mar 2014	1.7K	HHS
COMPLETE MEDICAL HOMECARE Jan 2014 · 1.7K affected	Jan 2014	1.7K	HHS
HealthPartners Administrators Mar 2014 · 1.7K affected	Mar 2014	1.7K	HHS
Iron Mountain Records Management Aug 2014 · 1.7K affected	Aug 2014	1.7K	HHS
VARO Healthcare Oct 2014 · 1.7K affected	Oct 2014	1.7K	HHS
Indian Health Service, Aberdeen Area Office Nov 2014 · 1.6K affected	Nov 2014	1.6K	HHS
North Big Horn Hospital Dec 2014 · 1.6K affected	Dec 2014	1.6K	HHS
Tri Lakes Medical Center Jan 2014 · 1.5K affected	Jan 2014	1.5K	HHS
St. Mary Mercy Hospital Dec 2014 · 1.5K affected	Dec 2014	1.5K	HHS
The WellPoint Affiliated Covered Entities Sept 2014 · 1.5K affected	Sept 2014	1.5K	HHS
Baptist Primary Care Nov 2014 · 1.4K affected	Nov 2014	1.4K	HHS
Medical Mutual of Ohio Jan 2014 · 1.4K affected	Jan 2014	1.4K	HHS
Inspira Health Network Feb 2014 · 1.4K affected	Feb 2014	1.4K	HHS
VGM Homelink Apr 2014 · 1.4K affected	Apr 2014	1.4K	HHS
Midwest Womens Healthcare Specialist Aug 2014 · 1.4K affected	Aug 2014	1.4K	HHS
Ferguson Advertising Apr 2014 · 1.4K affected	Apr 2014	1.4K	HHS
Houston Methodist Hospital Jan 2014 · 1.3K affected	Jan 2014	1.3K	HHS
Albertina Kerr Centers Oct 2014 · 1.3K affected	Oct 2014	1.3K	HHS
Open Cities Health Center Jun 2014 · 1.3K affected	Jun 2014	1.3K	HHS
Colorado River Indian Tribes Nov 2014 · 1.3K affected	Nov 2014	1.3K	HHS
Midwest Orthopaedics at Rush Mar 2014 · 1.3K affected	Mar 2014	1.3K	HHS
Baylor Medical Center at McKinney Apr 2014 · 1.3K affected	Apr 2014	1.3K	HHS
Apple Valley Care Center Aug 2014 · 1.3K affected	Aug 2014	1.3K	HHS
Elliot Health System May 2014 · 1.2K affected	May 2014	1.2K	HHS
Alabama Department of Public Health Jun 2014 · 1.2K affected	Jun 2014	1.2K	HHS
PracMan Mar 2014 · 1.2K affected	Mar 2014	1.2K	HHS
St. Francis Hospital Jun 2014 · 1.2K affected	Jun 2014	1.2K	HHS
University Urology Apr 2014 · 1.1K affected	Apr 2014	1.1K	HHS
St. Vincent Hospital and Healthcare Feb 2014 · 1.1K affected	Feb 2014	1.1K	HHS
Health Care Solutions at Home Feb 2014 · 1.1K affected	Feb 2014	1.1K	HHS
D&J Optical Jul 2014 · 1.1K affected	Jul 2014	1.1K	HHS
Palo Verde Hospital, Privacy Manager Breach Feb 2014 · 1.1K affected	Feb 2014	1.1K	HHS
Detroit Medical Center Mar 2014 · 1.1K affected	Mar 2014	1.1K	HHS
Birmingham Printing and Publishing Jan 2014 · 1.1K affected	Jan 2014	1.1K	HHS
Talyst Mar 2014 · 1.1K affected	Mar 2014	1.1K	HHS
KEYSTONE INSURERS May 2014 · 1K affected	May 2014	1K	HHS
City of Dallas Fire-Rescue Department Oct 2014 · 1K affected	Oct 2014	1K	HHS
Howard L. Weinstein D.P.M May 2014 · 1K affected	May 2014	1K	HHS
Medical Center of Plano Mar 2014 · 1K affected	Mar 2014	1K	HHS
Stoetzel's Planet Chiropractic Mar 2014 · 1K affected	Mar 2014	1K	HHS
Berea College Mar 2014 · 1K affected	Mar 2014	1K	HHS
Brigham and Women's Hospital Nov 2014 · 999 affected	Nov 2014	999	HHS
Midwest Urological Jul 2014 · 982 affected	Jul 2014	982	HHS
Clinical Reference Laboratory Apr 2014 · 979 affected	Apr 2014	979	HHS
Southwest General Health Center Jan 2014 · 953 affected	Jan 2014	953	HHS
Hospital for Special Surgery Jan 2014 · 937 affected	Jan 2014	937	HHS
Riverside Medical Jan 2014 · 919 affected	Jan 2014	919	HHS
Thomas Cristello, Chiropractor Sept 2014 · 914 affected	Sept 2014	914	HHS
NYU Hospitals Center Jun 2014 · 872 affected	Jun 2014	872	HHS
Contra Costa Health Plan Dec 2014 · 862 affected	Dec 2014	862	2 sources ▾ HHS CA AG
Iowa Medicaid Enterprise Apr 2014 · 862 affected	Apr 2014	862	HHS
Kirkbride Center Nov 2014 · 860 affected	Nov 2014	860	HHS
Saint Francis Hospital and Medical Center Jan 2014 · 858 affected	Jan 2014	858	HHS
Santa Fe Medical Sept 2014 · 843 affected	Sept 2014	843	HHS
PruittHealth Pharmacy Services Feb 2014 · 841 affected	Feb 2014	841	HHS
Presence St. Joseph's Medical Center Apr 2014 · 836 affected	Apr 2014	836	HHS
Presence Health Jan 2014 · 836 affected	Jan 2014	836	HHS
NYU Urology Associates Oct 2014 · 835 affected	Oct 2014	835	HHS
vonica chau DDS PA Oct 2014 · 810 affected	Oct 2014	810	HHS
Group Health Aug 2014 · 802 affected	Aug 2014	802	HHS
Emdeon Sept 2014 · 800 affected	Sept 2014	800	HHS
Healthy Connections Apr 2014 · 793 affected	Apr 2014	793	HHS
ENT Partners of Texas Sept 2014 · 789 affected	Sept 2014	789	HHS
South Suburban HIV/AIDS Regional Clinics Sept 2014 · 767 affected	Sept 2014	767	HHS
Cook County Health and Hospitals System Sept 2014 · 767 affected	Sept 2014	767	HHS
Colorado Neurodiagnostics Jun 2014 · 750 affected	Jun 2014	750	HHS
Seven Counties Services Oct 2014 · 727 affected	Oct 2014	727	HHS
The Longstreet Clinic, P. C Aug 2014 · 720 affected	Aug 2014	720	HHS
Compassionate Care Hospice of Central Louisiana Sept 2014 · 707 affected	Sept 2014	707	HHS
Bon Secours Kentucky Sept 2014 · 697 affected	Sept 2014	697	HHS
Temple Physicians Jan 2014 · 694 affected	Jan 2014	694	HHS
Midwest Orthopaedic Center SC Jul 2014 · 680 affected	Jul 2014	680	HHS
Tampa General Hospital Sept 2014 · 675 affected	Sept 2014	675	HHS
Heard County EMA Oct 2014 · 672 affected	Oct 2014	672	HHS
University of Pennsylvania Health System Jul 2014 · 661 affected	Jul 2014	661	HHS
Susquehanna Health Mar 2014 · 657 affected	Mar 2014	657	HHS
Myriad Genetic Laboratories Mar 2014 · 643 affected	Mar 2014	643	HHS
Flowers Hospital Apr 2014 · 629 affected	Apr 2014	629	HHS
The Hearing Zone Dec 2014 · 623 affected	Dec 2014	623	HHS
Indian Health Service -Rosebud Jul 2014 · 620 affected	Jul 2014	620	HHS
Shaker Clinic Apr 2014 · 617 affected	Apr 2014	617	HHS
Mercy Medical Center Redding Dec 2014 · 616 affected	Dec 2014	616	HHS
District Medical Group, Privacy Manager Breach Dec 2014 · 616 affected	Dec 2014	616	HHS
Robert B. Neves, M.D Jan 2014 · 611 affected	Jan 2014	611	HHS
MobilexUSA Aug 2014 · 605 affected	Aug 2014	605	HHS
Data Media Feb 2014 · 600 affected	Feb 2014	600	HHS
St. Elizabeth's Medical Center Aug 2014 · 595 affected	Aug 2014	595	HHS
Bay Park Hospital May 2014 · 594 affected	May 2014	594	HHS
Supportive Concepts for Families Feb 2014 · 593 affected	Feb 2014	593	HHS
VA Long Beach Healthcare System Jul 2014 · 592 affected	Jul 2014	592	HHS
Orlando Health Mar 2014 · 586 affected	Mar 2014	586	HHS
Vcarve Oct 2014 · 585 affected	Oct 2014	585	HHS
Florida Healthy Kids Apr 2014 · 580 affected	Apr 2014	580	HHS
Policy Studies Mar 2014 · 580 affected	Mar 2014	580	HHS
Southwest Virginia Physicians for Women Oct 2014 · 568 affected	Oct 2014	568	HHS
Riverside County Regional Medical Center Jun 2014 · 563 affected	Jun 2014	563	2 sources ▾ HHS CA AG
Cornerstone Health Care, PA Feb 2014 · 548 affected	Feb 2014	548	HHS
Yellowstone Boys and Girls Ranch Mar 2014 · 543 affected	Mar 2014	543	HHS
True Vision Eyecare Nov 2014 · 542 affected	Nov 2014	542	HHS
Cigna Apr 2014 · 527 affected	Apr 2014	527	HHS
Madison Street Provider Network Sept 2014 · 523 affected	Sept 2014	523	HHS
Rite Aid Store 5256 Jul 2014 · 522 affected	Jul 2014	522	HHS
24 ON Physicians, PC/In Compass Health Aug 2014 · 520 affected	Aug 2014	520	HHS
Alamo Consumer Direct Jan 2014 · 520 affected	Jan 2014	520	HHS
Burlington Northern Santa Fe Group Benefits Plan Oct 2014 · 507 affected	Oct 2014	507	HHS
The Kroger Co., for itself Feb 2014 · 504 affected	Feb 2014	504	HHS
Hillsides Oct 2014 · 502 affected	Oct 2014	502	2 sources ▾ HHS CA AG
Blue Cross Blue Shield of Michigan Blue Care Network May 2014 · 502 affected	May 2014	502	HHS
Tri-City Medical Center Aug 2014 · 500 affected	Aug 2014	500	HHS
Minneapolis VA Health Care System Jul 2014 · 500 affected	Jul 2014	500	HHS
Porter, MD, Steven May 2014 · 500 affected	May 2014	500	HHS

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Breach data from Have I Been Pwned, licensed under CC BY 4.0; the U.S. Department of Health and Human Services' breach portal; and the public breach notices of the California and Washington Attorneys General (Washington counts are state residents only). Sensitive breaches (such as adult and dating sites), spam lists, fabricated breaches and malware logs aren't listed.