CT · HHS OCR reports
HIPAA breaches in Connecticut
HIPAA breaches affecting 500 or more individuals reported to HHS OCR by covered entities listed in Connecticut.
Reports
146
Individuals affected
11,380,761
Under investigation
8
Top type: Hacking/IT Incident
State breach notification law
Conn. Gen. Stat. § 36a-701b (Banking Law of Connecticut - Breach of Security re Computerized Data) (amended 2023)
Timing: 60 days Connecticut requires businesses/persons to notify affected residents without unreasonable delay
Read the Connecticut data breach notification law summaryAll reports, newest first
Page 2 of 3. 146 reports.
| Covered entity | Entity type | Individuals | Submitted | Type of breach | Status |
|---|---|---|---|---|---|
| NR Connecticut, LLC | Healthcare Provider | 3,045 | Feb 7, 2023 | Hacking/IT Incident | Archive (closed) |
| Aetna ACE | Health Plan | 4,222 | Dec 27, 2022 | Hacking/IT Incident | Archive (closed) |
| Docs Medical Inc | Healthcare Provider | 3,146 | Nov 15, 2022 | Hacking/IT Incident | Archive (closed) |
| Yale University | Healthcare Provider | 9,051 | Nov 11, 2022 | Hacking/IT Incident | Archive (closed) |
| Sigmund Software, LLC | Business Associate | 4,767 | Oct 20, 2022 | Hacking/IT Incident | Archive (closed) |
| Reid and Riege, P.C. | Business Associate | 610 | Sep 28, 2022 | Hacking/IT Incident | Archive (closed) |
| Aetna ACE | Health Plan | 325,278 | Jul 27, 2022 | Hacking/IT Incident | Archive (closed) |
| Kurilec Eye Care, LLC | Healthcare Provider | 2,876 | Jul 8, 2022 | Hacking/IT Incident | Archive (closed) |
| Yale New Haven Hospital | Healthcare Provider | 19,496 | Jun 17, 2022 | Unauthorized Access/Disclosure | Archive (closed) |
| Shoreline Eye Group | Healthcare Provider | 57,047 | May 27, 2022 | Hacking/IT Incident | Archive (closed) |
| ConnectiCare | Health Plan | 1,196 | May 16, 2022 | Unauthorized Access/Disclosure | Archive (closed) |
| Fairfield County Implants and Periodontics, LLC | Healthcare Provider | 10,502 | Apr 19, 2022 | Hacking/IT Incident | Archive (closed) |
| Aetna ACE | Health Plan | 893 | Feb 15, 2022 | Hacking/IT Incident | Archive (closed) |
| Fiondella, Milone & LaSaracina, LLP | Business Associate | 6,215 | Jan 14, 2022 | Hacking/IT Incident | Archive (closed) |
| Star Group, L.P. Health Benefits Plan | Health Plan | 9,316 | Oct 22, 2021 | Hacking/IT Incident | Archive (closed) |
| Clinical Pathology Diagnostics, LLC | Healthcare Provider | 2,500 | Oct 12, 2021 | Hacking/IT Incident | Archive (closed) |
| Aetna ACE | Health Plan | 1,011 | Sep 22, 2021 | Hacking/IT Incident | Archive (closed) |
| HBP Financial Services Group, LTD | Business Associate | 2,238 | Sep 8, 2021 | Hacking/IT Incident | Archive (closed) |
| Pathology Consultants of New London, P.C. | Healthcare Provider | 835 | Sep 8, 2021 | Hacking/IT Incident | Archive (closed) |
| Eastern Connecticut Pathology Consultants, P.C. | Healthcare Provider | 5,978 | Sep 3, 2021 | Hacking/IT Incident | Archive (closed) |
| Yale New Haven Health Services Corporation ("YNHHS") | Healthcare Provider | 14,603 | Jul 23, 2021 | Hacking/IT Incident | Archive (closed) |
| Aetna ACE | Health Plan | 8,664 | Jul 14, 2021 | Hacking/IT Incident | Archive (closed) |
| Starling Physicians | Healthcare Provider | 2,808 | Jul 9, 2021 | Hacking/IT Incident | Archive (closed) |
| Dental Center of Westport Group LLC | Healthcare Provider | 2,175 | Jun 28, 2021 | Hacking/IT Incident | Archive (closed) |
| Aetna ACE | Health Plan | 562 | May 26, 2021 | Unauthorized Access/Disclosure | Archive (closed) |
| Liberation Programs, Inc | Healthcare Provider | 7,406 | Mar 2, 2021 | Hacking/IT Incident | Archive (closed) |
| Community Health Resources, Inc | Healthcare Provider | 1,634 | Dec 28, 2020 | Unauthorized Access/Disclosure | Archive (closed) |
| Aetna ACE | Health Plan | 484,157 | Dec 22, 2020 | Hacking/IT Incident | Archive (closed) |
| Connecticut Department of Social Services | Health Plan | 36,915 | Oct 30, 2020 | Hacking/IT Incident | Archive (closed) |
| Yale New Haven Hospital | Healthcare Provider | 15,904 | Oct 30, 2020 | Hacking/IT Incident | Archive (closed) |
| First Impressions Orthodontics, a subsidiary of Professional Dental Alliance of Connecticut PLLC | Healthcare Provider | 20,727 | Oct 28, 2020 | Hacking/IT Incident | Archive (closed) |
| Kids First Dentistry & Orthodontics, a subsidiary of Professional Dental Alliance of Connecticut, PLLC | Healthcare Provider | 5,000 | Oct 28, 2020 | Hacking/IT Incident | Archive (closed) |
| Stamford Hospital | Healthcare Provider | 1,050 | Oct 15, 2020 | Hacking/IT Incident | Archive (closed) |
| Lawrence + Memorial Hospital | Healthcare Provider | 21,617 | Oct 13, 2020 | Hacking/IT Incident | Archive (closed) |
| Greenwich Hospital | Healthcare Provider | 95,000 | Oct 9, 2020 | Hacking/IT Incident | Archive (closed) |
| Connecticut Children's Medical Center | Healthcare Provider | 2,633 | Sep 14, 2020 | Hacking/IT Incident | Archive (closed) |
| Starling Physicians, PC | Healthcare Provider | 7,777 | Sep 4, 2020 | Hacking/IT Incident | Archive (closed) |
| The Connection, Inc. | Healthcare Provider | 3,736 | Aug 7, 2020 | Hacking/IT Incident | Archive (closed) |
| Aetna ACE | Health Plan | 1,084 | Jul 29, 2020 | Hacking/IT Incident | Archive (closed) |
| Yale New Haven Health Services | Healthcare Provider | 506 | Jun 5, 2020 | Unauthorized Access/Disclosure | Archive (closed) |
| Saint Francis Healthcare Partners | Business Associate | 38,529 | May 4, 2020 | Hacking/IT Incident | Archive (closed) |
| Stamford Health | Healthcare Provider | 1,255 | Apr 30, 2020 | Unauthorized Access/Disclosure | Archive (closed) |
| Hartford HealthCare | Healthcare Provider | 2,651 | Apr 13, 2020 | Hacking/IT Incident | Archive (closed) |
| Fairfield Anesthesia Associates LLC | Healthcare Provider | 800 | Feb 27, 2020 | Unauthorized Access/Disclosure | Archive (closed) |
| Manchester Ophthalmology, LLC | Healthcare Provider | 6,846 | Jan 24, 2020 | Hacking/IT Incident | Archive (closed) |
| Aetna affiliated covered entity (ACE) | Health Plan | 5,991 | Dec 13, 2019 | Hacking/IT Incident | Archive (closed) |
| Starling Physicians, P.C. | Healthcare Provider | 977 | Nov 11, 2019 | Hacking/IT Incident | Archive (closed) |
| Western Connecticut Health Network | Healthcare Provider | 1,293 | Aug 19, 2019 | Unauthorized Access/Disclosure | Archive (closed) |
| CareCentrix, Inc. | Healthcare Provider | 467,621 | Jul 11, 2019 | Hacking/IT Incident | Archive (closed) |
| Cigna | Health Plan | 3,720 | May 16, 2019 | Hacking/IT Incident | Archive (closed) |
Source: HHS OCR Breach Portal, OCR export October 2026.