Gregory B. Biedermann, MD
NPI 1851463756ActiveIndividual· Radiology, Radiation Oncology· Columbia, MO
Radiology, Radiation Oncology (MD) in Columbia, Missouri, trained at St. Louis College of Physicians and Surgeons (class of 2001). In 2024 Medicare paid $212,247 for 256 patients, and Part D covered 263 of their prescriptions, 89% of them generic. Novocure Inc. was the largest of 5 companies reporting payments in 2025, $8,642 in all, mostly honoraria.
Overview
| NPI | 1851463756 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 15, 2006 |
| Last updated in NPPES | Jan 31, 2025 |
| Certified by provider | Jan 31, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | 2009010338 | MO |
| Internal Medicine | 207R00000X | 0101240320 | VA |
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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 256 |
|---|---|
| Services billed | 2,794 across 40 procedure codes |
| Paid by Medicare | $212,247 |
Part D prescriptions in 2024
| Prescriptions (claims) | 263 · 285 30-day fills |
|---|---|
| Patients | 95 |
| Total drug cost | $3,535 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | St. Louis College of Physicians and Surgeons |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Radiation Oncology |
Medical group
- The Curators of the University of MissouriColumbia, MO · 1,131 clinicians
Hospital affiliations
- Bothwell Regional Health CenterSedalia, MO
- University of Missouri Health CareColumbia, MO
Industry payments (Open Payments)
- 2025$8,642 · 23 payments from 5 companies
- 2024$12,950 · 34 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novocure Inc. | $8,112 | 13 |
| Gt Medical Technologies, Inc | $428.51 | 6 |
| Abbvie Inc. | $67.19 | 2 |
| Astrazeneca Pharmaceuticals LP | $22.61 | 1 |
| Brainlab, Inc. | $12.17 | 1 |
What the 2025 payments were for
- Honoraria$6,000 · 3 payments
- Travel and Lodging$963.10 · 4 payments
- Food and Beverage$929.11 · 15 payments
- Compensation for serving as faculty or as a speaker for a medical education program$750.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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