All entities
norm: mid michigan medical billingUSno LEI · no CIKMax severity: Medium
Canonical registry
Mid Michigan Medical Billing Services
ent_888d8ecebb11841323dbbe95
Disclosures
2
HHS OCR · Leak Site · 2 jurisdictions
Multi-filing incidents
1
incidents joining 2+ filings here
Max affected reported
28,185
nationwide · HHS OCR MI
Leak-site claims
1
unverified actor claims
◈ All 2 filings merge into one incident.View incident →
Identity resolution
- Canonical name
- Mid Michigan Medical Billing Services
- Normalized
- mid michigan medical billing— dedupe via name-norm; Microsoft / MSFT collapse to one row
- GLEIF LEI
- No match
- SEC EDGAR CIK
- None — not an SEC registrant
- Domain
- mmmbs.net
Disclosure history (2)newest first
- MICHIGANHHS OCRas victim2026-01-05
Mid Michigan Medical Billing Service, Inc. reported to HHS on 2026-01-05 a Hacking/IT Incident affecting 28185 individuals. Breached information located on Network Server. Business associate present.
- GLOBALLeak Siteas victim2025-03-28
All data of this company will be available for download on 08.04.2025. Mid Michigan Medical Billing Service, Inc. is a full spectrum revenue cycle management company offering Medical Billing, Medical Transcription, Records Management, and Con ...