Ahmad Kadhim, M.D
NPI 1386892479ActiveIndividual· Internal Medicine, Gastroenterology· Williamsville, NY
Internal Medicine, Gastroenterology (M.D) with General Physician PC, practicing in Williamsville, New York. Their prescriptions cost Medicare Part D more than their services did: $164,668 for 540 claims, against $30,161 paid for services in 2024. Janssen Biotech, Inc. was the largest of 18 companies reporting payments in 2025, $60,582 in all, mostly speaking and faculty fees. Lists Kaleida Health and 1 other hospital as hospital affiliations.
Overview
| NPI | 1386892479 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | Yes |
| NPI issued | Sep 3, 2008 |
| Last updated in NPPES | Nov 13, 2023 |
| Certified by provider | Nov 13, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 2019043345 | MO |
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 - Gastroenterology (MO); Practitioner - Gastroenterology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 186 |
|---|---|
| Services billed | 293 across 31 procedure codes |
| Paid by Medicare | $30,161 |
Part D prescriptions in 2024
| Prescriptions (claims) | 540 · 948 30-day fills |
|---|---|
| Patients | 194 |
| Total drug cost | $164,668 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- General Physician PCAmherst, NY · 501 clinicians
Hospital affiliations
- Kaleida HealthBuffalo, NY
- Missouri Baptist Medical CenterSaint Louis, MO
Industry payments (Open Payments)
- 2025$60,582 · 168 payments from 18 companies
- 2024$69,244 · 154 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $43,736 | 75 |
| Phathom Pharmaceuticals, Inc. | $9,875 | 14 |
| Pfizer Inc. | $5,285 | 15 |
| Abbvie Inc. | $566.42 | 24 |
| Lilly USA, LLC | $326.30 | 9 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$50,219 · 20 payments
- Travel and Lodging$6,517 · 9 payments
- Food and Beverage$3,846 · 139 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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