Nathanael Peter Marsan
NPI 1619331469ActiveIndividual· Emergency Medicine· Live Oak, TX
Emergency Medicine in Live Oak, Texas, trained at State University of Ny Upstate Medical University (class of 2016). 401 Medicare patients in 2024, $55,471 paid; nearly all of their 319 Part D prescriptions were generic (97%).
Overview
| NPI | 1619331469 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Apr 7, 2016 |
| Last updated in NPPES | Mar 15, 2022 |
| Certified by provider | Mar 15, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 314356 | NY |
| Emergency Medicine | 207P00000X | S3236 | TX |
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 - Emergency Medicine (NY); Practitioner - Emergency Medicine (TX); Practitioner - Emergency Medicine (VT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 401 |
|---|---|
| Services billed | 462 across 15 procedure codes |
| Paid by Medicare | $55,471 |
Part D prescriptions in 2024
| Prescriptions (claims) | 319 · 325 30-day fills |
|---|---|
| Patients | 205 |
| Total drug cost | $5,437 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | State University of Ny Upstate Medical University |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Emergency Medicine |
Medical groups
- Bluewater Emergency Partners of Brunswick, LLCLewiston, ME · 154 clinicians
- Emergency Physician Services of New York, P.C.Poughkeepsie, NY · 131 clinicians
- Physicians Medical Associates New York PCSuffern, NY · 102 clinicians
- Hospitalist Medicine Physicians of New York PLLCMount Vernon, NY · 36 clinicians
- New York Physician Associates of Medicine PCValhalla, NY · 17 clinicians
Hospital affiliations
- Brattleboro Memorial HospitalBrattleboro, VT
- Montefiore Medical CenterBronx, NY
- Montefiore Mount Vernon HospitalMount Vernon, NY
- Putnam Hospital CenterCarmel, NY
- Westchester Medical CenterValhalla, NY
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 16 emergency medicine physicians in Live Oak · All emergency medicine physicians in Texas