Nader J. Dababneh, M.D.
NPI 1821065392ActiveIndividual· Internal Medicine, Gastroenterology· Carbondale, IL
Internal Medicine, Gastroenterology (M.D.) with Southern Illinois Medical Services Nfp, practicing in Carbondale, Illinois. 568 Medicare patients in 2024, $101,832 paid; nearly all of their 308 Part D prescriptions were generic (95%). Abbvie Inc. was the largest of 2 companies reporting payments in 2025, $247.76 in all, mostly food and beverage. Lists Heartland Regional Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1821065392 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 3, 2006 |
| Last updated in NPPES | May 5, 2026 |
| Certified by provider | May 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 036131669 | IL |
| Internal Medicine, Gastroenterology | 207RG0100X | D0061166 | MD |
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 - Gastroenterology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 568 |
|---|---|
| Services billed | 1,029 across 45 procedure codes |
| Paid by Medicare | $101,832 |
Part D prescriptions in 2024
| Prescriptions (claims) | 308 · 444 30-day fills |
|---|---|
| Patients | 108 |
| Total drug cost | $22,509 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- Southern Illinois Medical Services NfpCarterville, IL · 334 clinicians
Hospital affiliations
- Heartland Regional Medical CenterMarion, IL
- Herrin HospitalHerrin, IL
- Memorial Hospital of CarbondaleCarbondale, IL
- St Joseph Memorial HospitalMurphysboro, IL
Industry payments (Open Payments)
- 2025$247.76 · 8 payments from 2 companies
- 2024$378.30 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $175.55 | 7 |
| Medtronic, Inc. | $72.21 | 1 |
What the 2025 payments were for
- Food and Beverage$247.76 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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