Mid Michigan Medical Billing Service
Disclosed Jan 5, 20268 months ago28,185 affectedConfirmed
What is known
| People affected | 28,185 (as reported to HHS) |
|---|---|
| Disclosed | Jan 5, 2026 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| HHS OCR breach report: Mid Michigan Medical Billing Service (Business Associate, MI)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS OCRtotal | Jan 5 | 28,185 |
History of this record
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (HHS OCR), confirmed by HHS OCR. Record counts are as reported. Not legal advice.