| Oregon Specialty Group | OR | Healthcare Provider | 3337 | 07/18/2025 | Hacking/IT Incident | Network Server | No | |
| The Brien Center for Mental Health and Substance Abuse Services | MA | Healthcare Provider | 5427 | 07/18/2025 | Hacking/IT Incident | Network Server | No | |
| ABC Holding Company | WV | Business Associate | 1300 | 07/18/2025 | Unauthorized Access/Disclosure | Paper/Films | Yes | |
| Human Development Services of Westchester | NY | Healthcare Provider | 501 | 07/18/2025 | Hacking/IT Incident | Email | No | |
| Jack L Marcus | WI | Business Associate | 712 | 07/14/2025 | Unauthorized Access/Disclosure | Network Server | Yes | |
| Williamsburg Area Medical Assistance Corporation d/b/a Olde Towne Medical and Dental Center (OTMDC) | VA | Healthcare Provider | 2567 | 07/13/2025 | Hacking/IT Incident | Network Server | No | |
| Regency Oaks | FL | Healthcare Provider | 2008 | 07/11/2025 | Hacking/IT Incident | Email | No | |
| Freedom Plaza Senior Living | FL | Healthcare Provider | 4847 | 07/11/2025 | Hacking/IT Incident | Email | No | |
| Freedom Square of Seminole | FL | Healthcare Provider | 3473 | 07/11/2025 | Hacking/IT Incident | Email | No | |
| Covenant Health | MA | Business Associate | 7864 | 07/11/2025 | Hacking/IT Incident | Network Server | Yes | |
| Anne Arundel Dermatology | MD | Healthcare Provider | 1905000 | 07/11/2025 | Hacking/IT Incident | Network Server | No | |
| Mountain Laurel Dermatology | NC | Healthcare Provider | 3324 | 07/10/2025 | Hacking/IT Incident | Network Server | No | |
| Naper Grove Vision Care | IL | Healthcare Provider | 501 | 07/10/2025 | Hacking/IT Incident | Network Server | No | |
| Regional Center of the East Bay | CA | Healthcare Provider | 689 | 07/09/2025 | Unauthorized Access/Disclosure | Laptop | No | |
| Florida Lung, Asthma & Sleep Specialists (FLASS) | FL | Healthcare Provider | 10000 | 07/09/2025 | Hacking/IT Incident | Network Server | No | |
| Ascension Health Services LLC dba Alpha Wellness & Alpha Medical Centre | GA | Healthcare Provider | 1714 | 07/08/2025 | Hacking/IT Incident | Network Server | No | |
| Complete Care Rehab LLC | MI | Healthcare Provider | 4764 | 07/08/2025 | Hacking/IT Incident | Network Server | No | |
| K&E Advanced Dentisrty | OH | Healthcare Provider | 1700 | 07/07/2025 | Hacking/IT Incident | Email | No | |
| Zumpano Patricios, P.A. | FL | Business Associate | 279275 | 07/03/2025 | Hacking/IT Incident | Network Server | Yes | |
| Cierant Corporation | CT | Business Associate | 232506 | 07/03/2025 | Hacking/IT Incident | Network Server | Yes | |
| Arbor Associates, Inc. | MI | Business Associate | 17040 | 07/03/2025 | Hacking/IT Incident | Network Server | Yes | |
| Urology Associates of Charleston | SC | Healthcare Provider | 2060 | 07/03/2025 | Hacking/IT Incident | Email | No | |
| Radiology Associates of Richmond, Inc. | VA | Healthcare Provider | 1419091 | 07/01/2025 | Hacking/IT Incident | Network Server | No | |
| Kotel ATX PLLC dba Heading Health | TX | Healthcare Provider | 650 | 07/01/2025 | Unauthorized Access/Disclosure | Email | No | |
| Texas Center for Infectious Disease Associates | TX | Healthcare Provider | 19481 | 06/30/2025 | Hacking/IT Incident | Network Server | No | |
| Centers for Medicare & Medicaid Services | MD | Health Plan | 107154 | 06/30/2025 | Hacking/IT Incident | Network Server | No | |
| Clinical Practices of the University of Pennsylvania | PA | Healthcare Provider | 1432 | 06/30/2025 | Unauthorized Access/Disclosure | Paper/Films | No | |
| Southwest Urology | OH | Healthcare Provider | 7214 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| South Georgia Center for Cancer Care, LLC | GA | Healthcare Provider | 4108 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Radiation Oncology Network of Southern California, LLC | CA | Healthcare Provider | 12944 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| PDCM Insurance | IA | Business Associate | 501 | 06/27/2025 | Hacking/IT Incident | Network Server | Yes | |
| Rocky Mountain Oncology Care | WY | Healthcare Provider | 10268 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| PET Imaging of Tulsa | OK | Healthcare Provider | 3159 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| PET Imaging of The Woodlands | TX | Healthcare Provider | 2978 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| PET Imaging of Sugar Land | TX | Healthcare Provider | 1808 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| PET Imaging of Northern Colorado | CO | Healthcare Provider | 4824 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| PET Imaging of Houston Medical Center | TX | Healthcare Provider | 1236 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| PET Imaging of Dallas Northeast | TX | Healthcare Provider | 1935 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Orange County Radiation Oncology Medical Group | CA | Healthcare Provider | 1911 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Mojave Radiation Oncology Medical Group | CA | Healthcare Provider | 4403 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Lake City Cancer Care, LLC | FL | Healthcare Provider | 15142 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Heartland Regional Medical Center d/b/a Mosaic Life Care | MO | Healthcare Provider | 145269 | 06/27/2025 | Hacking/IT Incident | Network Server | Yes | |
| Compumedics USA, Inc. | NC | Business Associate | 318150 | 06/27/2025 | Hacking/IT Incident | Network Server | Yes | |
| Integrated Oncology Network | TN | Business Associate | 4174 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Golden State Radiation Oncology | CA | Healthcare Provider | 2130 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Fairbanks Urology | AK | Healthcare Provider | 4289 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| e+ Oncologics Louisiana, LLC | LA | Healthcare Provider | 8270 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Denali Biomedical | AK | Healthcare Provider | 2413 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Horizon Healthcare RCM | IN | Healthcare Clearing House | 77410 | 06/27/2025 | Hacking/IT Incident | Network Server | No | |
| Cancer Care Center of North Florida-Lake Butler | FL | Healthcare Provider | 976 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| California Cancer Associates for Research and Excellence – San Diego | CA | Healthcare Provider | 638 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| California Cancer Associates for Research and Excellence – High Desert | CA | Healthcare Provider | 17250 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| California Cancer Associates for Research and Excellence - Fresno | CA | Healthcare Provider | 7670 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Bardmoor Cancer Center | FL | Healthcare Provider | 991 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Acadiana Radiation Therapy, LLC | LA | Healthcare Provider | 2219 | 06/27/2025 | Hacking/IT Incident | Email | Yes | |
| Jordan Drug, Inc. | KY | Healthcare Provider | 4947 | 06/26/2025 | Hacking/IT Incident | Network Server | No | |
| Clement Manor | WI | Healthcare Provider | 500 | 06/25/2025 | Hacking/IT Incident | Network Server | No | |
| McLaren Health Care | MI | Healthcare Provider | 743131 | 06/24/2025 | Hacking/IT Incident | Network Server | No | |
| Gardner Orthopedics LLC | FL | Healthcare Provider | 47000 | 06/24/2025 | Hacking/IT Incident | Desktop Computer | No | |
| Minneapolis VA Medical Center | MN | Healthcare Provider | 1099 | 06/24/2025 | Unauthorized Access/Disclosure | Paper/Films | No | |
| Blue Shield of California | CA | Business Associate | 673 | 06/23/2025 | Unauthorized Access/Disclosure | Email | Yes | |
| Esse Health | MO | Healthcare Provider | 23671 | 06/20/2025 | Hacking/IT Incident | Network Server | No | |
| Los Angeles County Developmental Services Fdn., Inc. dba Frank D. Lanterman Regional Ctr. | CA | Healthcare Provider | 19000 | 06/20/2025 | Hacking/IT Incident | Email | No | |
| Retina Associates of Cleveland, Inc. | OH | Healthcare Provider | 3604 | 06/20/2025 | Hacking/IT Incident | Email | No | |
| Harbor | OH | Healthcare Provider | 2703 | 06/20/2025 | Hacking/IT Incident | Email | No | |
| Skin Care Specialty Physicians | MD | Healthcare Provider | 1038 | 06/19/2025 | Hacking/IT Incident | Email | No | |
| TRG, LLC | OR | Healthcare Provider | 70434 | 06/18/2025 | Hacking/IT Incident | Network Server | Yes | |
| Iron County Medical Center | MO | Healthcare Provider | 10239 | 06/18/2025 | Hacking/IT Incident | Email | No | |
| Marquette County Medical Care Facility | OH | Healthcare Provider | 1499 | 06/18/2025 | Hacking/IT Incident | Email | No | |
| Cerner Corporation | MO | Business Associate | 501 | 06/17/2025 | Hacking/IT Incident | Network Server | Yes | |
| Winkler County Hospital District | TX | Healthcare Provider | 637 | 06/17/2025 | Unauthorized Access/Disclosure | Email | No | |
| Broadwest Specialty Surgical Center | IN | Healthcare Provider | 536 | 06/17/2025 | Hacking/IT Incident | Network Server | Yes | |
| Decisely Insurance Services, LLC | GA | Business Associate | 65405 | 06/13/2025 | Hacking/IT Incident | Network Server | Yes | |
| Central Kentucky Radiology | KY | Healthcare Provider | 166953 | 06/13/2025 | Hacking/IT Incident | Network Server | No | |
| Diversified Services Enterprises | FL | Business Associate | 501 | 06/13/2025 | Hacking/IT Incident | Network Server | Yes | |
| Elmore County | ID | Healthcare Provider | 931 | 06/13/2025 | Hacking/IT Incident | Email | No | |
| Arkansas Urology Associates PA | AR | Healthcare Provider | 642 | 06/13/2025 | Unauthorized Access/Disclosure | Email | No | |
| AltaMed Health Services Corporation | CA | Healthcare Provider | 4530 | 06/13/2025 | Unauthorized Access/Disclosure | Email | No | |
| Rural Health Services | SC | Healthcare Provider | 36542 | 06/12/2025 | Hacking/IT Incident | Network Server | No | |
| Clarkston Chiropractic Sports & Wellness | MI | Healthcare Provider | 2757 | 06/11/2025 | Hacking/IT Incident | Network Server | Yes | |
| Apex Global Solutions, LLC | NY | Business Associate | 14741 | 06/10/2025 | Hacking/IT Incident | Desktop Computer, Laptop | Yes | |
| Repay Management Services, LLC | GA | Health Plan | 606 | 06/10/2025 | Hacking/IT Incident | Network Server | Yes | |
| Sentara Health | VA | Healthcare Provider | 13278 | 06/09/2025 | Unauthorized Access/Disclosure | Electronic Medical Record | No | |
| Southern Connecticut Vascular Center, LLC | CT | Healthcare Provider | 154417 | 06/09/2025 | Hacking/IT Incident | Network Server | No | |
| Episource, LLC | CA | Business Associate | 5418866 | 06/06/2025 | Hacking/IT Incident | Network Server | Yes | |
| Blue Shield of California | CA | Business Associate | 1543 | 06/06/2025 | Unauthorized Access/Disclosure | Other | Yes | |
| Sharp Community Medical Group | CA | Healthcare Provider | 26976 | 06/06/2025 | Hacking/IT Incident | Network Server | Yes | |
| Public Health Trust of Miami Dade County DBA Jackson Health System | FL | Healthcare Provider | 2599 | 06/06/2025 | Unauthorized Access/Disclosure | Electronic Medical Record | No | |
| Sharp HealthCare | CA | Healthcare Provider | 24971 | 06/06/2025 | Hacking/IT Incident | Network Server | Yes | |
| Select Medical Holdings Corporation | PA | Healthcare Provider | 119525 | 06/06/2025 | Hacking/IT Incident | Network Server | Yes | |
| Centivo Corporation | GA | Business Associate | 630 | 06/06/2025 | Unauthorized Access/Disclosure | Email | Yes | |
| NYC Health + Hospitals | NY | Healthcare Provider | 5728 | 06/06/2025 | Hacking/IT Incident | Network Server | Yes | |
| Sensata Technologies, Inc. Health and Welfare Benefit Plan | MA | Health Plan | 15630 | 06/05/2025 | Hacking/IT Incident | Network Server | No | |
| AffirmedRx PBC | KY | Business Associate | 1089 | 06/05/2025 | Unauthorized Access/Disclosure | Paper/Films | Yes | |
| Jupiter Family Medicine PC | MI | Healthcare Provider | 3000 | 06/05/2025 | Unauthorized Access/Disclosure | Paper/Films | No | |
| Renkim Corporation | MI | Business Associate | 46592 | 06/02/2025 | Hacking/IT Incident | Network Server | Yes | |
| Cumberland County Hospital Association | KY | Healthcare Provider | 36659 | 06/02/2025 | Hacking/IT Incident | Other | No | |
| Upper Dublin Family Dentistry | PA | Healthcare Provider | 5000 | 05/30/2025 | Hacking/IT Incident | Network Server | No | |
| Ocuco Inc | FL | Business Associate | 240961 | 05/30/2025 | Hacking/IT Incident | Network Server | Yes | |
| CareOregon, Inc. | OR | Health Plan | 1786 | 05/30/2025 | Unauthorized Access/Disclosure | Paper/Films | No | |