Reuven Z. Grossman, MD
NPI 1841457959ActiveIndividual· Radiology, Radiation Oncology· Bronx, NY
Radiology, Radiation Oncology (MD) in Bronx, New York, trained at University of Maryland School of Medicine (class of 2004). 91 Medicare patients in 2024, $246,768 paid; nearly all of their 91 Part D prescriptions were generic (91%). Janssen Pharmaceuticals, Inc reported $1,960 in payments in 2025, mostly consulting fees.
Overview
| NPI | 1841457959 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 19, 2008 |
| Last updated in NPPES | Jan 17, 2020 |
| Certified by provider | Jan 17, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | 239248 | 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 - Radiation Oncology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 91 |
|---|---|
| Services billed | 1,312 across 52 procedure codes |
| Paid by Medicare | $246,768 |
Part D prescriptions in 2024
| Prescriptions (claims) | 91 · 121 30-day fills |
|---|---|
| Patients | 32 |
| Total drug cost | $943.79 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Radiation Oncology |
Medical group
- North Shore Hematology Oncology Associates PCPort Jefferson Station, NY · 479 clinicians
Hospital affiliation
- Jacobi Medical CenterBronx, NY
Industry payments (Open Payments)
- 2025$1,960 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Pharmaceuticals, Inc | $1,960 | 1 |
What the 2025 payments were for
- Consulting Fee$1,960 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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