South Denver Cardiology Associates
Disclosed Mar 4, 20224 years ago287,652 affectedConfirmed
The covered entity (CE), South Denver Cardiology Associates, reported that it was the subject of a ransomware attack that affected the protected health information (PHI) of 287,652 individuals. The PHI involved included names, addresses, dates of birth, drivers’ license and Social Security numbers, and diagnoses. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the CE provided complimentary credit monitoring services and implemented additional administrative, technical, and security safeguards.
What is known
| People affected | 287,652 (as reported to HHS) |
|---|---|
| Disclosed | Mar 4, 2022 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| HHS OCR breach report (archive, resolved): South Denver Cardiology Associates (Healthcare Provider, CO)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | Mar 4, 2022 | 287,652 |
History of this record
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.