Mid-Delaware Imaging
Disclosed Mar 30, 20206 years ago77,110 affectedConfirmed
The covered entity (CE), Mid-Delaware Imaging, reported that it experienced a ransomware attack that affected the electronic protected health information (ePHI) of approximately 77,110 individuals. The ePHI involved included names, dates of birth, diagnoses, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. Following the breach, the CE implemented additional administrative, technical, and security safeguards to better protect its ePHI.
What is known
| People affected | 77,110 (as reported to HHS) |
|---|---|
| Disclosed | Mar 30, 2020 |
| Discovered | Jan 30, 2020 |
| Happened | Jan 24, 2020 |
| Attack | Insider |
| Data exposed | Names, Health, Insurance |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| Delaware DOJ breach notice: Mid-Delaware Imagingattorneygeneral.delaware.gov · Official notice | Official notice |
| HHS OCR breach report (archive, resolved): Mid-Delaware Imaging (Healthcare Provider, DE)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | Mar 30, 2020 | 77,110 |
| Delaware DOJresidents of DE | Jul 14, 2020 | 8,784 |
History of this record
- 2026-09-25 · attack: unknown to insider · backfill source
- 2026-09-25 · records_basis: organization to hhs · backfill source
- 2026-09-25 · records: 9334 to 77110 · backfill source
- 2026-09-25 · disclosed: 2020-07-14 to 2020-03-30 · backfill source
- 2026-09-25 · summary: empty to The covered entity (CE), Mid-Delaware Imaging, reported that it experienced a ransomware attack that affected the electronic protected health information (ePHI) of approximately 77,110 individuals. The ePHI involved included names, dates of · backfill source
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (Delaware DOJ), confirmed by Delaware DOJ. Record counts are as reported. Not legal advice.