Samer F. Najjar, M.D.
NPI 1346292547ActiveIndividual· Surgery, Vascular Surgery· Chicago, IL
Surgery, Vascular Surgery (M.D.) with Endeavor Health Medical Group, practicing in Chicago, Illinois. 307 Medicare patients in 2024, $171,421 paid; nearly all of their 73 Part D prescriptions were generic (99%). Boston Scientific Corporation was the largest of 5 companies reporting payments in 2025, $663.03 in all, mostly food and beverage. Lists Edward Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1346292547 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 16, 2006 |
| Last updated in NPPES | Apr 5, 2023 |
| Certified by provider | Apr 5, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | 036112058 | 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 - Vascular Surgery (IL); Practitioner - Vascular Surgery (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 307 |
|---|---|
| Services billed | 839 across 113 procedure codes |
| Paid by Medicare | $171,421 |
Part D prescriptions in 2024
| Prescriptions (claims) | 73 · 129 30-day fills |
|---|---|
| Patients | 43 |
| Total drug cost | $2,340 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Vascular Surgery |
Medical group
- Endeavor Health Medical GroupEvanston, IL · 3,350 clinicians
Hospital affiliations
- Edward HospitalNaperville, IL
- Elmhurst Memorial HospitalElmhurst, IL
Industry payments (Open Payments)
- 2025$663.03 · 11 payments from 5 companies
- 2024$1,078 · 9 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $416.14 | 6 |
| Mimedx Group, Inc. | $130.34 | 1 |
| W. L. Gore & Associates, Inc. | $76.00 | 2 |
| Cook Medical LLC | $24.99 | 1 |
| Integra Lifesciences Corporation | $15.56 | 1 |
What the 2025 payments were for
- Food and Beverage$663.03 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 59 vascular surgeons in Chicago · All vascular surgeons in Illinois