Breach intelligence · MI
26 reported healthcare data breach incidents affecting 1.4M individuals. Sourced from 7 federal and community intelligence feeds. Updated nightly.
26
Incidents reported
1.4M
Individuals affected
Hacking
Top attack vector
Stable
6-month trend
Recent incidents
| Date | Entity | Individuals | Source | Severity |
|---|---|---|---|---|
| Apr 6, 2026 | University of Michigan Health Plan | 2,315 | Hhs Breach | — |
| Mar 28, 2026 | Corewell Health | 1,000 | Modeled Breach | — |
| Mar 11, 2026 | 44North | 2,158 | Hhs Breach | — |
| Jan 31, 2026 | The Center for Neuropsychology and Learning, PC | 3,722 | Hhs Breach | — |
| Jan 29, 2026 | Judson Center | 976 | Hhs Breach | — |
| Jan 23, 2026 | HAP (Health Alliance Plan) | 1,059 | Hhs Breach | — |
| Jan 22, 2026 | Reproductive Medicine Associates of Michigan | 501 | Hhs Breach | — |
| Jan 16, 2026 | Mid Michigan Medical Billing Service, Inc. | 28,185 | Hhs Breach | — |
| Dec 25, 2025 | Henry Ford Health | 1,984 | Hhs Breach | — |
| Dec 25, 2025 | Sturgis Hospital | 77,771 | Hhs Breach | — |
| Dec 25, 2025 | Sturgis Hospital | 77,771 | Hhs Breach | — |
| Dec 25, 2025 | Munson Healthcare | 1,186 | Hhs Breach | — |
| Dec 24, 2025 | Bosch Choice Welfare Benefit Plan | 55,000 | Hhs Breach | — |
| Dec 24, 2025 | Aspire Rural Health System | 138,386 | Hhs Breach | — |
| Dec 24, 2025 | University of Michigan/Michigan Medicine | 1,015 | Hhs Breach | — |
| Dec 24, 2025 | McKenzie Memorial Hospital | 58,839 | Hhs Breach | — |
| Dec 24, 2025 | Complete Care Rehab LLC | 4,764 | Hhs Breach | — |
| Dec 24, 2025 | Arbor Associates, Inc. | 17,040 | Hhs Breach | — |
| Dec 24, 2025 | McLaren Health Care | 743,131 | Hhs Breach | — |
| Dec 24, 2025 | Clarkston Chiropractic Sports & Wellness | 2,757 | Hhs Breach | — |
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Most affected entities
#1
2
incidents
156K
individuals
#2
1
incidents
1K
individuals
#3
1
incidents
2K
individuals
#4
1
incidents
2K
individuals
#5
1
incidents
4K
individuals
Attack vectors
Breakdown of breach types reported across 26 incidents in Michigan. Understanding which vectors dominate helps practices prioritize their security controls.
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FAQ
Patient Protect tracks 26 reported healthcare data breach incidents in Michigan, affecting approximately 1.4M individuals. Data is sourced from HHS OCR, State Attorney General offices, FTC enforcement, and community intelligence — updated nightly.
The most frequently reported breach vector in Michigan is Hacking/IT Incident, accounting for 20 of 26 incidents. Unauthorized Access/Disclosure is the second most common with 6 incidents.
Independent healthcare practices are the fastest-growing target for healthcare cyberattacks nationwide — attacks on small providers have increased 6x since 2021. Michigan practices face the same threat landscape with fewer resources to defend against it. Patient Protect provides breach prevention specifically for independent practices starting at $39/month.
Explore the full breach intelligence dashboard with 12 analytical views, risk forecasting, and attack chain visualization.
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