Osahon Ukponmwan, MD
NPI 1730145194ActiveIndividual· Internal Medicine, Nephrology· Yonkers, NY
Internal Medicine, Nephrology (MD) with Yonkers Nephrology PC, practicing in Yonkers, New York. Their prescriptions cost Medicare Part D more than their services did: $294,801 for 1,720 claims, against $89,300 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 7 companies reporting payments in 2025, $397.98 in all, mostly food and beverage. Lists Montefiore Mount Vernon Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1730145194 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 25, 2006 |
| Last updated in NPPES | Mar 5, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 173320 | NY |
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 - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 228 |
|---|---|
| Services billed | 1,132 across 34 procedure codes |
| Paid by Medicare | $89,300 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,720 · 3,472 30-day fills |
|---|---|
| Patients | 149 |
| Total drug cost | $294,801 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 1979 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
Medical group
- Yonkers Nephrology PCYonkers, NY · 2 clinicians
Hospital affiliations
- Montefiore Mount Vernon HospitalMount Vernon, NY
- New York-Presbyterian HospitalNew York, NY
Other facilities
- Davita Yonkers Dialysis CenterDialysis facility · Yonkers, NY
Industry payments (Open Payments)
- 2025$397.98 · 20 payments from 7 companies
- 2024$63.03 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $148.38 | 7 |
| Cagent Vascular Inc | $122.35 | 6 |
| Ardelyx, Inc. | $49.04 | 3 |
| Shield Therapeutics Inc | $25.58 | 1 |
| Fresenius USA Marketing, Inc. | $19.40 | 1 |
What the 2025 payments were for
- Food and Beverage$397.98 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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