| Molina Healthcare of Iowa, Inc. | IA | Business Associate | 1647 | 11/22/2023 | Hacking/IT Incident | Email | Yes | |
| Detroit Chassis, LLC | MI | Health Plan | 958 | 11/21/2023 | Hacking/IT Incident | Network Server | No | |
| 1st Source Bank | IN | Business Associate | 1477 | 11/20/2023 | Hacking/IT Incident | Network Server | Yes | |
| CKF Addiction Treatment, Inc. | KS | Healthcare Provider | 501 | 11/17/2023 | Hacking/IT Incident | Email | No | |
| California Physicians’ Service d/b/a Blue Shield of California | CA | Health Plan | 636848 | 11/17/2023 | Hacking/IT Incident | Network Server | Yes | |
| Psychiatry Associates of Kansas City | KS | Healthcare Provider | 18255 | 11/17/2023 | Hacking/IT Incident | Network Server | No | |
| Blue Shield of California OR Blue Shield of California Promise Health Plan | CA | Business Associate | 26523 | 11/17/2023 | Hacking/IT Incident | Network Server | Yes | |
| Wyoming County Community Health System | NY | Healthcare Provider | 26000 | 11/16/2023 | Hacking/IT Incident | Network Server | No | |
| Rock Valley Physical Therapy Center | IL | Healthcare Provider | 2421 | 11/16/2023 | Unauthorized Access/Disclosure | Email | No | |
| CareTree, Inc. | IL | Business Associate | 1097 | 11/15/2023 | Hacking/IT Incident | Network Server | Yes | |
| Westside Community Services | CA | Healthcare Provider | 2484 | 11/15/2023 | Hacking/IT Incident | Network Server | No | |
| International Paper Company Group Health and Welfare Plan (the "IP Plan") | TN | Health Plan | 78692 | 11/14/2023 | Hacking/IT Incident | Network Server | Yes | |
| Medical College of Wisconsin | WI | Healthcare Provider | 240667 | 11/14/2023 | Hacking/IT Incident | Network Server | No | |
| Endocrine and Psychiatry Center | TX | Healthcare Provider | 28531 | 11/14/2023 | Hacking/IT Incident | Network Server | No | |
| Southwest Behavioral Health Center | UT | Healthcare Provider | 17147 | 11/13/2023 | Hacking/IT Incident | Network Server | No | |
| Medical University of South Carolina | SC | Healthcare Provider | 1758 | 11/13/2023 | Unauthorized Access/Disclosure | Other | No | |
| Woodfords Family Services | ME | Healthcare Provider | 6691 | 11/10/2023 | Hacking/IT Incident | Network Server | No | |
| Healix Infusion Therapy, LLC | TX | Healthcare Provider | 501 | 11/09/2023 | Hacking/IT Incident | Network Server | No | |
| Warren General Hospital | PA | Healthcare Provider | 168921 | 11/09/2023 | Hacking/IT Incident | Network Server | No | |
| Mariner Management Group | OH | Healthcare Provider | 1756 | 11/08/2023 | Hacking/IT Incident | Network Server | No | |
| Pharmacy Group of Mississippi, LLC | MS | Healthcare Provider | 13129 | 11/07/2023 | Hacking/IT Incident | Network Server | No | |
| IPM Healthcare DBA Boomerang Healthcare | CA | Healthcare Provider | 1204 | 11/07/2023 | Unauthorized Access/Disclosure | Email | No | |
| Prestige Care, Inc. | WA | Healthcare Provider | 501 | 11/06/2023 | Hacking/IT Incident | Network Server | No | |
| Welltok, Inc. | CO | Business Associate | 8493379 | 11/06/2023 | Hacking/IT Incident | Network Server | Yes | |
| WellLife Network Inc. | NY | Healthcare Provider | 501 | 11/06/2023 | Hacking/IT Incident | Network Server | No | |
| Healthsoft LLC | GA | Business Associate | 1000 | 11/06/2023 | Hacking/IT Incident | Network Server | Yes | |
| Financial Asset Management Systems ("FAMS") | GA | Business Associate | 164796 | 11/04/2023 | Hacking/IT Incident | Network Server | Yes | |
| Mayo Clinic | MN | Healthcare Provider | 1152 | 11/03/2023 | Unauthorized Access/Disclosure | Network Server | No | |
| Sutter Health | CA | Healthcare Provider | 845441 | 11/03/2023 | Hacking/IT Incident | Network Server | Yes | |
| South Austin Health Imaging LLC dba Longhorn Imaging Center | TX | Healthcare Provider | 100643 | 11/03/2023 | Hacking/IT Incident | Network Server, Other | Yes | |
| Perry Johnson & Associates, Inc., which does business as PJ&A | NV | Business Associate | 8952212 | 11/03/2023 | Hacking/IT Incident | Network Server | Yes | |
| Catholic Charities of the Diocese of Rockville Centre d/b/a Catholic Charities of Long Island | NY | Healthcare Provider | 13000 | 11/03/2023 | Hacking/IT Incident | Network Server | No | |
| WACOSA | MN | Healthcare Provider | 1380 | 11/03/2023 | Hacking/IT Incident | Network Server | No | |
| Westat, Inc. | MD | Business Associate | 20045 | 11/03/2023 | Hacking/IT Incident | Network Server | Yes | |
| Life Generations Healthcare LLC | CA | Healthcare Provider | 5832 | 11/03/2023 | Hacking/IT Incident | Email | No | |
| Mulkay Cardiology Consultants at Holy Name Medical Center, P.C. | NJ | Healthcare Provider | 79582 | 11/03/2023 | Hacking/IT Incident | Network Server | No | |
| Postmeds, Inc. | CA | Healthcare Provider | 2364359 | 10/30/2023 | Hacking/IT Incident | Other | Yes | |
| Longhorn Village | TX | Healthcare Provider | 1670 | 10/30/2023 | Hacking/IT Incident | Email | No | |
| Frederiksted Health Care, Inc. | | Healthcare Provider | 600 | 10/30/2023 | Hacking/IT Incident | Network Server | No | |
| Northern Iowa Therapy PC | IA | Business Associate | 5100 | 10/29/2023 | Hacking/IT Incident | Network Server | Yes | |
| PeakMed | CO | Healthcare Provider | 27800 | 10/27/2023 | Hacking/IT Incident | Network Server | No | |
| Pause Pain & Wellness | MS | Healthcare Provider | 777 | 10/27/2023 | Unauthorized Access/Disclosure | Email | Yes | |
| Cadence Bank | MS | Business Associate | 13862 | 10/27/2023 | Hacking/IT Incident | Network Server | Yes | |
| Hospital Sisters Health System | IL | Business Associate | 500 | 10/26/2023 | Hacking/IT Incident | Network Server | Yes | |
| Greater Rochester Independent Practice Association, Inc. | NY | Healthcare Provider | 279156 | 10/26/2023 | Hacking/IT Incident | Network Server | No | |
| Western Washington Medical Group | MS | Healthcare Provider | 350863 | 10/26/2023 | Hacking/IT Incident | Network Server | No | |
| Fredericksburg Foot & Ankle Center, PLC | VA | Healthcare Provider | 14912 | 10/25/2023 | Hacking/IT Incident | Network Server | No | |
| Edward C. Taylor, PhD., PL | FL | Healthcare Provider | 6684 | 10/25/2023 | Hacking/IT Incident | Desktop Computer, Network Server | No | |
| LCS Financial Services | CO | Business Associate | 768 | 10/24/2023 | Hacking/IT Incident | Network Server | Yes | |
| eleHealth | LA | Business Associate | 2187 | 10/24/2023 | Unauthorized Access/Disclosure | Paper/Films | Yes | |
| University of Michigan, on behalf of certain HIPAA-covered functions of the University that operate as a HIPAA hybrid entity | MI | Healthcare Provider | 61033 | 10/23/2023 | Hacking/IT Incident | Network Server | No | |
| Dakota Eye Institute | ND | Healthcare Provider | 107143 | 10/23/2023 | Hacking/IT Incident | Network Server | No | |
| La Red Health Center | DE | Healthcare Provider | 501 | 10/20/2023 | Hacking/IT Incident | Network Server | No | |
| McLaren Health Care | MI | Healthcare Provider | 501 | 10/20/2023 | Hacking/IT Incident | Network Server | No | |
| City of Philadelphia | PA | Health Plan | 501 | 10/20/2023 | Hacking/IT Incident | Email | No | |
| Radius Global Solutions | PA | Business Associate | 135742 | 10/19/2023 | Hacking/IT Incident | Network Server | Yes | |
| Counseling and Recovery Services of Oklahoma | OK | Healthcare Provider | 3365 | 10/19/2023 | Hacking/IT Incident | Desktop Computer, Email | No | |
| Hospital & Medical Foundation of Paris, Inc | IL | Healthcare Provider | 16598 | 10/19/2023 | Hacking/IT Incident | Network Server | Yes | |
| Napa Integrated Medicine PC | CA | Business Associate | 600 | 10/19/2023 | Theft | Desktop Computer | Yes | |
| Oscar Insurance Company of Florida | NY | Health Plan | 1045 | 10/19/2023 | Hacking/IT Incident | Network Server | No | |
| Singing River Health System and its wholly owned subsidiary, Singing River Gulfport | MS | Healthcare Provider | 501 | 10/18/2023 | Hacking/IT Incident | Network Server | No | |
| BHI Energy Health and Welfare Benefits Plan | MA | Health Plan | 4049 | 10/18/2023 | Hacking/IT Incident | Network Server | No | |
| Helping the Aging Needy and Disabled Inc | TX | Healthcare Provider | 628 | 10/18/2023 | Hacking/IT Incident | Email | No | |
| Peerstar LLC | PA | Healthcare Provider | 11438 | 10/16/2023 | Hacking/IT Incident | Network Server | No | |
| Pacific Clear Vision Institute | OR | Healthcare Provider | 626 | 10/15/2023 | Unauthorized Access/Disclosure | Email | No | |
| Westat, Inc. | MD | Business Associate | 50065 | 10/13/2023 | Hacking/IT Incident | Network Server | Yes | |
| Atlas Healthcare CT | CT | Healthcare Provider | 10831 | 10/13/2023 | Unauthorized Access/Disclosure | Network Server | No | |
| NASCO | GA | Business Associate | 2956 | 10/10/2023 | Hacking/IT Incident | Network Server | Yes | |
| BHS Physician Network, Inc. | TX | Healthcare Provider | 1857 | 10/10/2023 | Hacking/IT Incident | Email | No | |
| Data Media Associates | GA | Business Associate | 2035 | 10/09/2023 | Unauthorized Access/Disclosure | Paper/Films | Yes | |
| Fellowship Village | NJ | Healthcare Provider | 501 | 10/08/2023 | Hacking/IT Incident | Network Server | No | |
| Brooklyn Premier Orthopedics | NY | Healthcare Provider | 48459 | 10/06/2023 | Hacking/IT Incident | Network Server | No | |
| Neurovative Diagnostics, LLC | TX | Healthcare Provider | 1599 | 10/05/2023 | Unauthorized Access/Disclosure | Email | No | |
| Carle Health | IL | Healthcare Provider | 679 | 10/05/2023 | Hacking/IT Incident | Network Server | Yes | |
| Responsive Care Solutions | FL | Business Associate | 5200 | 10/05/2023 | Unauthorized Access/Disclosure | Paper/Films | Yes | |
| Region 4 South Mental Health Consortium | MN | Healthcare Provider | 571 | 10/05/2023 | Hacking/IT Incident | Network Server | No | |
| Walmart, Inc. Associates Health and Welfare Plan | AR | Health Plan | 85952 | 10/04/2023 | Hacking/IT Incident | Network Server | Yes | |
| Borgfeld Dental Center PLLC dba Henwood Family Dentistry | TX | Healthcare Provider | 7300 | 10/02/2023 | Unauthorized Access/Disclosure | Electronic Medical Record, Network Server | No | |
| Arietis Health, LLC | FL | Business Associate | 1975066 | 09/29/2023 | Hacking/IT Incident | Network Server | Yes | |
| Prospect Medical Holdings, Inc. | CA | Business Associate | 342376 | 09/29/2023 | Hacking/IT Incident | Network Server | Yes | |
| Piedmont Healthcare, Inc. | GA | Healthcare Provider | 895 | 09/29/2023 | Hacking/IT Incident | Network Server | Yes | |
| Physio Logic Medicine, PC | NY | Healthcare Provider | 1280 | 09/29/2023 | Hacking/IT Incident | Network Server | No | |
| International Business Machines Corporation | NY | Business Associate | 630755 | 09/29/2023 | Unauthorized Access/Disclosure | Other | Yes | |
| Physio Logic Chiropractic and Physical Therapy, PLLC and Dr. Patty DiBlasio, PC | NY | Healthcare Provider | 9580 | 09/29/2023 | Hacking/IT Incident | Network Server | No | |
| Mt. Graham Regional Medical Center | AZ | Healthcare Provider | 501 | 09/29/2023 | Hacking/IT Incident | Network Server | No | |
| Georgia Northside Ear, Nose, and Throat, LLC. | TX | Healthcare Provider | 37774 | 09/29/2023 | Hacking/IT Incident | Email | No | |
| Greater Dallas Healthcare Enterprises | TX | Healthcare Provider | 143833 | 09/29/2023 | Hacking/IT Incident | Email | No | |
| South Florida Behavioral Health Network | FL | Business Associate | 2729 | 09/29/2023 | Hacking/IT Incident | Network Server | Yes | |
| Acadia Health, LLC d/b/a Just Kids Dental | AL | Healthcare Provider | 129463 | 09/27/2023 | Hacking/IT Incident | Network Server | No | |
| Hospice of the Bluegrass, Inc. dba Bluegrass Care Navigators | KY | Healthcare Provider | 6814 | 09/26/2023 | Hacking/IT Incident | Email | No | |
| Entertainment Community Fund, dba Actors Fund Home | NJ | Healthcare Provider | 1110 | 09/26/2023 | Hacking/IT Incident | Network Server | No | |
| AIDS Alabama, Inc. | AL | Healthcare Provider | 1922 | 09/26/2023 | Hacking/IT Incident | Network Server | No | |
| Community First Medical Center | IL | Healthcare Provider | 216047 | 09/26/2023 | Hacking/IT Incident | Network Server | No | |
| Riverdale Mental Health d/b/a Mosaic Mental Health | NY | Healthcare Provider | 7281 | 09/25/2023 | Hacking/IT Incident | Network Server | No | |
| Tangoe, Inc. | IN | Health Plan | 718 | 09/25/2023 | Hacking/IT Incident | Network Server | No | |
| Cook County Health and Hospitals System | IL | Healthcare Provider | 500 | 09/24/2023 | Hacking/IT Incident | Network Server | Yes | |
| Navvis & Company, LLC | MO | Business Associate | 917 | 09/22/2023 | Hacking/IT Incident | Network Server | Yes | |
| OrthoAlaska, LLC | AK | Healthcare Provider | 176203 | 09/22/2023 | Hacking/IT Incident | Network Server | No | |
| Allegheny County, Pennsylvania | PA | Business Associate | 1505 | 09/22/2023 | Hacking/IT Incident | Network Server | Yes | |
| Blue Cross Blue Shield of Texas | IL | Business Associate | 3708 | 09/22/2023 | Unauthorized Access/Disclosure | Paper/Films | Yes | |