George Geoffrey Neiderman, M.D.
NPI 1346328713ActiveIndividual· Internal Medicine, Nephrology· Buffalo, NY
Internal Medicine, Nephrology (M.D.) with Academic Medicine Services, Inc., practicing in Buffalo, New York. In 2024 Medicare paid $66,446 for 177 patients, and Part D covered 534 of their prescriptions, 81% of them generic. Mallinckrodt Hospital Products Inc. was the largest of 8 companies reporting payments in 2025, $535.89 in all, mostly food and beverage. Lists Erie County Medical Center as a hospital affiliation.
Overview
| NPI | 1346328713 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 1, 2006 |
| Last updated in NPPES | Sep 29, 2026 |
| Certified by provider | May 28, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 184789 | NY |
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 - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 177 |
|---|---|
| Services billed | 587 across 17 procedure codes |
| Paid by Medicare | $66,446 |
Part D prescriptions in 2024
| Prescriptions (claims) | 534 · 789 30-day fills |
|---|---|
| Patients | 89 |
| Total drug cost | $75,104 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
Medical group
- Academic Medicine Services, Inc.Buffalo, NY · 115 clinicians
Hospital affiliation
- Erie County Medical CenterBuffalo, NY
Industry payments (Open Payments)
- 2025$535.89 · 18 payments from 8 companies
- 2024$7,498 · 12 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mallinckrodt Hospital Products Inc. | $124.99 | 1 |
| Glaxosmithkline, LLC. | $124.99 | 1 |
| Apellis Pharmaceuticals, Inc. | $104.21 | 1 |
| Novo Nordisk Inc | $84.82 | 3 |
| Calliditas Therapeutics US Inc. | $43.16 | 1 |
What the 2025 payments were for
- Food and Beverage$453.53 · 7 payments
- Education$82.36 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 25 nephrologists in Buffalo · All nephrologists in New York