Jay M. Nfonoyim, MD
NPI 1386756906ActiveIndividual· Internal Medicine, Critical Care Medicine· Staten Island, NY
Internal Medicine, Critical Care Medicine (MD) with Amboy Medical Practice PC, practicing in Staten Island, New York. Medicare paid $224,629 for services to 207 patients in 2024. Merck Sharp & Dohme LLC was the largest of 5 companies reporting payments in 2025, $661.80 in all, mostly food and beverage. Lists Richmond University Medical Center as a hospital affiliation.
Overview
| NPI | 1386756906 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Jun 16, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Critical Care Medicine Primary | 207RC0200X | 182840 | NY |
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 - Critical Care (Intensivists) (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 207 |
|---|---|
| Services billed | 1,459 across 14 procedure codes |
| Paid by Medicare | $224,629 |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Critical Care (Intensivists) |
Medical group
- Amboy Medical Practice PCStaten Island, NY · 173 clinicians
Hospital affiliation
- Richmond University Medical CenterStaten Island, NY
Industry payments (Open Payments)
- 2025$661.80 · 11 payments from 5 companies
- 2024$768.49 · 13 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $181.40 | 4 |
| E.R. Squibb & Sons, L.L.C. | $130.42 | 1 |
| Amgen Inc. | $125.68 | 1 |
| Vanda Pharmaceuticals Inc. | $120.91 | 1 |
| Shionogi Inc | $103.39 | 4 |
What the 2025 payments were for
- Food and Beverage$661.80 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 21 critical care physicians in Staten Island · All critical care physicians in New York