Michael P. O'Brien, M.D.
NPI 1194777888ActiveIndividual· Radiology, Diagnostic Radiology· Waukesha, WI
Radiology, Diagnostic Radiology (M.D.) in Waukesha, Wisconsin, trained at University of Iowa, Rj & L Carver College of Medicine (class of 2004). Medicare paid $51,906 for services to 1,601 patients in 2024.
Overview
| NPI | 1194777888 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 17, 2006 |
| Last updated in NPPES | Dec 30, 2024 |
| Certified by provider | Dec 30, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | 48359 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Diagnostic Radiology (IL); Practitioner - Diagnostic Radiology (TN); Practitioner - Diagnostic Radiology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,601 |
|---|---|
| Services billed | 2,320 across 125 procedure codes |
| Paid by Medicare | $51,906 |
Education and affiliations
| Medical school | University of Iowa, Rj & L Carver College of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Diagnostic Radiology |
Medical groups
- Aurora Medical Group, Inc.Milwaukee, WI · 3,813 clinicians
- Aurora Advanced Healthcare, Inc.Milwaukee, WI · 1,124 clinicians
- Lakeshore Medical Clinic LLCSaint Francis, WI · 379 clinicians
Hospital affiliations
- Aurora Medical CenterGrafton, WI
- Aurora Medical Center KenoshaKenosha, WI
- Aurora Medical Ctr Washington CountyHartford, WI
- Aurora St Lukes Medical CenterMilwaukee, WI
- West Allis Memorial HospitalWest Allis, WI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 43 diagnostic radiologists in Waukesha · All diagnostic radiologists in Wisconsin