M&D Capital Premier Billing
Disclosed Mar 21, 20242 years ago284,326 affectedConfirmed
The business associate (BA), M&D Capital Premier Billing LLC, reported that it experienced a cybersecurity incident that affected the protected health information (PHI) of 284,326 individuals. The PHI involved included clinical, demographic, and financial information. The CE notified HHS, the affected individuals, the media, and provided substitute notice. In response to the breach, the BA provided complimentary credit monitoring services to the affected individuals and implemented additional administrative, technical, and security safeguards, and retrained workforce members to better protect PHI.
What is known
| People affected | 284,326 (as reported to HHS) |
|---|---|
| Disclosed | Mar 21, 2024 |
| Happened | Jun 10, 2023 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Finance · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| California Attorney General breach notice: M&D Capital Premier Billingoag.ca.gov · Official notice | Official notice |
| Vermont Attorney General: 2024-03-21 M&D Capital Premier Billing Data Breach Notice to Consumersago.vermont.gov · Official notice | Official notice |
| HHS OCR breach report (archive, resolved): M&D Capital Premier Billing (Business Associate, NY)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| California AGresidents of CA | Mar 21, 2024 | |
| Vermont AGresidents of VT | Mar 21, 2024 | |
| HHS archivetotal | Mar 21, 2024 | 284,326 |
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 284326 · backfill source
- 2026-09-25 · summary: empty to The business associate (BA), M&D Capital Premier Billing LLC, reported that it experienced a cybersecurity incident that affected the protected health information (PHI) of 284,326 individuals. The PHI involved included clinical, demographic · backfill source
- 2026-09-25 · source: empty to https://ago.vermont.gov/document/2024-03-21-md-capital-premier-billing-data-breach-notice-consumers · 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.