Won Jun Park, M.D.
NPI 1144645979ActiveIndividual· Internal Medicine, Cardiovascular Disease· Edison, NJ
Internal Medicine, Cardiovascular Disease (M.D.) with Sanford Medical Center and 2 other groups, practicing in Edison, New Jersey. Their prescriptions cost Medicare Part D more than their services did: $330,628 for 1,327 claims, against $166,251 paid for services in 2024. Abbott Laboratories reported $39.10 in payments in 2025, mostly food and beverage. Lists Jfk University Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1144645979 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 4, 2014 |
| Last updated in NPPES | Jun 5, 2026 |
| Certified by provider | Jun 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 25MA13027400 | NJ |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 280926 | 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 - Cardiovascular Disease (Cardiology) (NJ); Practitioner - Cardiovascular Disease (Cardiology) (NY); Practitioner - Cardiovascular Disease (Cardiology) (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,123 |
|---|---|
| Services billed | 2,765 across 29 procedure codes |
| Paid by Medicare | $166,251 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,327 · 3,355 30-day fills |
|---|---|
| Patients | 170 |
| Total drug cost | $330,628 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical groups
- Sanford Medical CenterSioux Falls, SD · 857 clinicians
- Hackensack Meridian Health Medical Group - Primary Care PCOld Bridge, NJ · 358 clinicians
- Mount Sinai School of MedicineOceanside, NY · 148 clinicians
Hospital affiliations
- Jfk University Medical CenterEdison, NJ
- Mount Sinai HospitalNew York, NY
- Mount Sinai South NassauOceanside, NY
- Sanford Usd Medical CenterSioux Falls, SD
- Sanford Worthington Medical CenterWorthington, MN
Industry payments (Open Payments)
- 2025$39.10 · 1 payment from 1 company
- 2024$447.71 · 8 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $39.10 | 1 |
What the 2025 payments were for
- Food and Beverage$39.10 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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