Najib Nassani, M.D.
NPI 1477935807ActiveIndividual· Internal Medicine, Gastroenterology· Urbana, IL
Internal Medicine, Gastroenterology (M.D.) with Carle Health Care Incorporated and 3 other groups, practicing in Urbana, Illinois. 240 Medicare patients in 2024, $58,444 paid; nearly all of their 302 Part D prescriptions were generic (91%). Olympus Corporation of the Americas was the largest of 6 companies reporting payments in 2025, $3,599 in all, mostly travel and lodging. Lists Borgess Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1477935807 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 22, 2015 |
| Last updated in NPPES | Mar 5, 2026 |
| Certified by provider | Mar 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 036145278 | IL |
| Internal Medicine, Gastroenterology | 207RG0100X | 35C.003737 | OH |
| Internal Medicine | 207R00000X | 036145278 | 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 - Internal Medicine (IL); Practitioner - Gastroenterology (MI); Practitioner - Gastroenterology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 240 |
|---|---|
| Services billed | 525 across 62 procedure codes |
| Paid by Medicare | $58,444 |
Part D prescriptions in 2024
| Prescriptions (claims) | 302 · 402 30-day fills |
|---|---|
| Patients | 191 |
| Total drug cost | $39,355 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical groups
- Carle Health Care IncorporatedUrbana, IL · 1,666 clinicians
- Kettering Independent Medical Group IncXenia, OH · 710 clinicians
- Mymichigan Medical Center MidlandMidland, MI · 507 clinicians
- Ascension Medical Group PromedKalamazoo, MI · 262 clinicians
Hospital affiliations
- Borgess Medical CenterKalamazoo, MI
- Carle Foundation HospitalUrbana, IL
- Kettering Health Main CampusKettering, OH
- Mymichigan Medical Center MidlandMidland, MI
Industry payments (Open Payments)
- 2025$3,599 · 38 payments from 6 companies
- 2024$2,072 · 14 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Olympus Corporation of the Americas | $2,753 | 28 |
| Cook Medical LLC | $467.51 | 5 |
| Madrigal Pharmaceuticals | $149.89 | 1 |
| Micro-Tech Endoscopy USA, Inc. | $89.48 | 2 |
| Boston Scientific Corporation | $72.11 | 1 |
What the 2025 payments were for
- Travel and Lodging$2,559 · 18 payments
- Food and Beverage$1,040 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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