Resource Anesthesiology Associates of CA A Medical
Disclosed Sep 23, 20224 years ago15,507 affectedConfirmed
The covered entity (CE), Resource Anesthesiology Associates of California, reported that its business associate (BA) experienced a ransomware attack affecting the protected health information (PHI) of 15,507 individuals. The PHI involved included names, addresses, dates of birth, drivers’ license and Social Security numbers, claims and financial information, diagnoses, medications, and other treatment information. The CE notified HHS, affected individuals, the media, and provided substitute notice. In its mitigation efforts, complimentary credit monitoring services were provided and the BA implemented additional administrative, technical, and security safeguards to better protect sensitive data.
What is known
| People affected | 15,507 (as reported to HHS) |
|---|---|
| Disclosed | Sep 23, 2022 |
| Happened | Jul 9, 2022 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| California Attorney General breach notice: Resource Anesthesiology Associates of CA A Medicaloag.ca.gov · Official notice | Official notice |
| HHS OCR breach report (archive, resolved): Resource Anesthesiology Associates of CA A Medical (Healthcare Provider, CA)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | Sep 23, 2022 | 15,507 |
| California AGresidents of CA | Oct 25, 2022 |
History of this record
- 2026-09-25 · attack: unknown to hacking · backfill source
- 2026-09-25 · data_types: [] to ["names","health"] · backfill source
- 2026-09-25 · records_basis: empty to hhs · backfill source
- 2026-09-25 · records: empty to 15507 · backfill source
- 2026-09-25 · disclosed: 2022-10-25 to 2022-09-23 · backfill source
- 2026-09-25 · summary: empty to The covered entity (CE), Resource Anesthesiology Associates of California, reported that its business associate (BA) experienced a ransomware attack affecting the protected health information (PHI) of 15,507 individuals. The PHI involved in · backfill source
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.
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