Seigo Nishida, MD
NPI 1659337533ActiveIndividual· Surgery· Valhalla, NY
Surgery (MD) with Westchester Medical Center Advanced Physician Services PC, practicing in Valhalla, New York. Medicare paid $29,797 for services to 20 patients in 2024. Intercept Pharmaceuticals, Inc. was the largest of 4 companies reporting payments in 2025, $271.40 in all, mostly food and beverage. Lists Westchester Medical Center as a hospital affiliation.
Overview
| NPI | 1659337533 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 21, 2006 |
| Last updated in NPPES | Feb 22, 2021 |
| Certified by provider | Feb 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 291017 | NY |
| Transplant Surgery | 204F00000X | MFC1398 | FL |
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 - General Surgery (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 90 across 16 procedure codes |
| Paid by Medicare | $29,797 |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | General Surgery |
Medical group
- Westchester Medical Center Advanced Physician Services PCValhalla, NY · 897 clinicians
Hospital affiliation
- Westchester Medical CenterValhalla, NY
Industry payments (Open Payments)
- 2025$271.40 · 8 payments from 4 companies
- 2024$101.37 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intercept Pharmaceuticals, Inc. | $142.64 | 2 |
| Organox Ltd | $64.44 | 3 |
| Ipsen Biopharmaceuticals, Inc | $47.22 | 2 |
| Merck Sharp & Dohme LLC | $17.10 | 1 |
What the 2025 payments were for
- Food and Beverage$271.40 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Surgery providers in Valhalla
- 1972288223
- 1922269158
- 1710873807
- 1336217470
- 1912131392
- 1336544386
- 1912428749
- 1275717845
- 1710987375
- 1528099959
- 1710339783
- 1942382114