Roman Groisberg, MD
NPI 1235404450ActiveIndividual· Internal Medicine, Medical Oncology· New Brunswick, NJ
Internal Medicine, Medical Oncology (MD) in New Brunswick, New Jersey, trained at Tulane University School of Medicine (class of 2012). Mostly services rather than prescriptions: Medicare paid $5,737 for 22 patients in 2024, with only 45 Part D claims. Astrazeneca Pharmaceuticals LP reported $43.25 in payments in 2025, mostly education.
Overview
| NPI | 1235404450 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 21, 2012 |
| Last updated in NPPES | Apr 12, 2024 |
| Certified by provider | Apr 12, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 25MA10347400 | NJ |
| Internal Medicine | 207R00000X | 25MA10347400 | NJ |
| Internal Medicine, Hematology | 207RH0000X | 25MA10347400 | NJ |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Medical Oncology (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 22 |
|---|---|
| Services billed | 54 across 5 procedure codes |
| Paid by Medicare | $5,737 |
Part D prescriptions in 2024
| Prescriptions (claims) | 45 · 57 30-day fills |
|---|---|
| Patients | 15 |
| Total drug cost | $1,138 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Tulane University School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Rutgers Health-Rwj Scleroderma ProgramNew Brunswick, NJ · 391 clinicians
Hospital affiliation
- Robert Wood Johnson University HospitalNew Brunswick, NJ
Industry payments (Open Payments)
- 2025$43.25 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $43.25 | 1 |
What the 2025 payments were for
- Education$43.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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