James Robert Baer, MD
NPI 1275531493ActiveIndividual· Radiology, Radiation Oncology· Eau Claire, WI
Radiology, Radiation Oncology (MD) in Eau Claire, Wisconsin, trained at Temple University School of Medicine (class of 1996). Mostly services rather than prescriptions: Medicare paid $89,889 for 134 patients in 2024, with only 45 Part D claims. Boston Scientific Corporation was the largest of 2 companies reporting payments in 2025, $47.32 in all, mostly food and beverage.
Overview
| NPI | 1275531493 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 12, 2005 |
| Last updated in NPPES | Sep 16, 2025 |
| Certified by provider | Sep 16, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | 275657 | NY |
| Radiology, Radiation Oncology | 2085R0001X | 84335 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Radiation Oncology (MI); Practitioner - Radiation Oncology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 134 |
|---|---|
| Services billed | 1,219 across 27 procedure codes |
| Paid by Medicare | $89,889 |
Part D prescriptions in 2024
| Prescriptions (claims) | 45 · 70 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $1,341 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Temple University School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Radiation Oncology |
Medical group
- Mayo ClinicRochester, MN · 4,956 clinicians
Hospital affiliations
- Marshfield Medical Center - Rice LakeRice Lake, WI
- Mayo Clinic Health System Eau Claire HospitalEau Claire, WI
Industry payments (Open Payments)
- 2025$47.32 · 2 payments from 2 companies
- 2024$15.02 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $30.13 | 1 |
| Sumitomo Pharma America, Inc. | $17.19 | 1 |
What the 2025 payments were for
- Food and Beverage$47.32 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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