Marisa A. Kollmeier, MD
NPI 1215917612ActiveIndividual· Radiology, Radiation Oncology· New York, NY
Radiology, Radiation Oncology (MD) with Memorial Radiation Oncology Group, practicing in New York, New York. 299 Medicare patients in 2024, $202,382 paid; nearly all of their 58 Part D prescriptions were generic (91%). Siemens Medical Solutions USA, Inc. was the largest of 5 companies reporting payments in 2025, $2,704 in all, mostly consulting fees.
Overview
| NPI | 1215917612 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 20, 2006 |
| Last updated in NPPES | May 5, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | 220156 | NY |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 299 |
|---|---|
| Services billed | 1,818 across 35 procedure codes |
| Paid by Medicare | $202,382 |
Part D prescriptions in 2024
| Prescriptions (claims) | 58 · 70 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $1,196 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Radiation Oncology |
| Telehealth | Offers telehealth |
Medical group
- Memorial Radiation Oncology GroupNew York, NY · 92 clinicians
Industry payments (Open Payments)
- 2025$2,704 · 9 payments from 5 companies
- 2024$1,872 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Siemens Medical Solutions USA, Inc. | $1,801 | 2 |
| Theragenics Corporation | $483.53 | 1 |
| Blue Earth Diagnostics | $237.97 | 3 |
| Boston Scientific Corporation | $102.67 | 2 |
| Teleflex LLC | $78.91 | 1 |
What the 2025 payments were for
- Consulting Fee$1,780 · 1 payment
- Food and Beverage$903.08 · 7 payments
- Travel and Lodging$20.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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