Sei Iwai, MD
NPI 1033206115ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· Hawthorne, NY
Internal Medicine, Clinical Cardiac Electrophysiology (MD) in Hawthorne, New York, trained at Columbia University College of Physicians and Surgeons (class of 1994). In 2024 Medicare paid $133,924 for 913 patients, and Part D covered 241 of their prescriptions, 67% of them generic. Biotronik Inc. was the largest of 11 companies reporting payments in 2025, $10,969 in all, mostly travel and lodging.
Overview
| NPI | 1033206115 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 9, 2006 |
| Last updated in NPPES | Oct 27, 2026 |
| Certified by provider | Oct 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Clinical Cardiac Electrophysiology Primary | 207RC0001X | 62473 | KY |
| Internal Medicine, Clinical Cardiac Electrophysiology | 207RC0001X | 205205 | NY |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 205205 | NY |
| Internal Medicine | 207R00000X | 205205 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiac Electrophysiology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 913 |
|---|---|
| Services billed | 2,246 across 63 procedure codes |
| Paid by Medicare | $133,924 |
Part D prescriptions in 2024
| Prescriptions (claims) | 241 · 471 30-day fills |
|---|---|
| Patients | 66 |
| Total drug cost | $89,589 |
| Generic share | 67% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Cardiac Electrophysiology |
| Telehealth | Offers telehealth |
Medical group
- Westchester Medical Center Advanced Physician Services PCValhalla, NY · 897 clinicians
Hospital affiliations
- Garnet Health Medical CenterMiddletown, NY
- Healthalliance Hospital Marys Avenue CampusKingston, NY
- Montefiore St Luke's CornwallNewburgh, NY
- Phelps HospitalSleepy Hollow, NY
- Westchester Medical CenterValhalla, NY
Industry payments (Open Payments)
- 2025$10,969 · 46 payments from 11 companies
- 2024$10,291 · 48 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biotronik Inc. | $6,335 | 24 |
| Biosense Webster, Inc. | $2,132 | 8 |
| Cardiofocus, Inc. | $1,389 | 1 |
| Abiomed | $341.75 | 5 |
| Asahi Intecc USA, Inc. | $180.18 | 1 |
What the 2025 payments were for
- Travel and Lodging$5,644 · 11 payments
- Food and Beverage$2,925 · 33 payments
- Compensation for serving as faculty or as a speaker for a medical education program$2,400 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Clinical Cardiac Electrophysiology providers in Hawthorne
- 1144427832
- 1588684260
- 1346243110
All Internal Medicine, Clinical Cardiac Electrophysiology providers in New York →