Marcelle Grassi, MD
NPI 1881690915ActiveIndividual· Dermatology· Cheektowaga, NY
Dermatology (MD) with Roswell Park Cancer Institute and 1 other group, practicing in Cheektowaga, New York. Their prescriptions cost Medicare Part D more than their services did: $1,581,196 for 1,943 claims, against $59,530 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 14 companies reporting payments in 2025, $1,279 in all, mostly food and beverage.
Overview
| NPI | 1881690915 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jun 23, 2005 |
| Last updated in NPPES | Dec 22, 2020 |
| Certified by provider | Dec 22, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 183972 | 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 - Dermatology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 413 |
|---|---|
| Services billed | 1,479 across 32 procedure codes |
| Paid by Medicare | $59,530 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,943 · 2,143 30-day fills |
|---|---|
| Patients | 691 |
| Total drug cost | $1,581,196 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1978 |
|---|---|
| Medicare specialty | Dermatology |
Medical groups
- Roswell Park Cancer InstituteBuffalo, NY · 488 clinicians
- Rpci Oncology, PCWilliamsville, NY · 65 clinicians
Industry payments (Open Payments)
- 2025$1,279 · 62 payments from 14 companies
- 2024$1,441 · 54 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $244.18 | 29 |
| Janssen Biotech, Inc. | $181.71 | 3 |
| Genzyme Corporation | $159.37 | 4 |
| Regeneron Healthcare Solutions, Inc. | $146.68 | 3 |
| Pfizer Inc. | $144.69 | 5 |
What the 2025 payments were for
- Food and Beverage$1,158 · 60 payments
- Education$121.01 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Dermatology providers in Cheektowaga
- 1881998474