Bassam F. Matar, MD
NPI 1164462941ActiveIndividual· Internal Medicine, Hematology & Oncology· Rolling Meadows, IL
Internal Medicine, Hematology & Oncology (MD) with Oncology of Northshore Clinic PLLC, practicing in Rolling Meadows, Illinois. Mostly services rather than prescriptions: Medicare paid $52,749 for 67 patients in 2024, with only 31 Part D claims. Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $152.83 in all, mostly food and beverage. Lists Northwest Community Hospital 1 as a hospital affiliation.
Overview
| NPI | 1164462941 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jun 8, 2006 |
| Last updated in NPPES | Oct 6, 2025 |
| Certified by provider | Oct 6, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 036095552 | IL |
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 - Hematology/Oncology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 67 |
|---|---|
| Services billed | 2,953 across 32 procedure codes |
| Paid by Medicare | $52,749 |
Part D prescriptions in 2024
| Prescriptions (claims) | 31 · 37 30-day fills |
|---|---|
| Total drug cost | $7,291 |
| Generic share | 68% of claims |
Education and affiliations
| Graduation year | 1988 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Oncology of Northshore Clinic PLLCRolling Meadows, IL · 5 clinicians
Hospital affiliation
- Northwest Community Hospital 1Arlington Heights, IL
Industry payments (Open Payments)
- 2025$152.83 · 7 payments from 5 companies
- 2024$207.39 · 9 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $44.93 | 2 |
| Janssen Biotech, Inc. | $42.81 | 2 |
| Glaxosmithkline, LLC. | $26.29 | 1 |
| Adaptive Biotechnologies Corporation | $20.58 | 1 |
| Novartis Pharmaceuticals Corporation | $18.22 | 1 |
What the 2025 payments were for
- Food and Beverage$152.83 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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