James W. Bauer, M.D.
NPI 1902249543ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Madison, WI
Pathology, Anatomic Pathology & Clinical Pathology (M.D.) with Mercy Health System Corporation and 1 other group, practicing in Madison, Wisconsin. Medicare paid $44,152 for services to 635 patients in 2024. Lists Mercy Health System Corp and 1 other hospital as hospital affiliations.
Overview
| NPI | 1902249543 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 13, 2013 |
| Last updated in NPPES | Apr 9, 2026 |
| Certified by provider | Apr 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | 63449-20 | WI |
| Pathology, Anatomic Pathology & Clinical Pathology | 207ZP0102X | 036149142 | IL |
| Pathology, Hematology | 207ZH0000X | 63449-20 | WI |
| Pathology, Hematology | 207ZH0000X | 036149142 | IL |
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 - Pathology (IL); Practitioner - Pathology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 635 |
|---|---|
| Services billed | 1,731 across 26 procedure codes |
| Paid by Medicare | $44,152 |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Pathology |
Medical groups
- Mercy Health System CorporationJanesville, WI · 753 clinicians
- Rockford Health PhysiciansRockford, IL · 521 clinicians
Hospital affiliations
- Mercy Health System CorpJanesville, WI
- Mercy Walworth Hospital & Medical CenterLake Geneva, 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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