Su Yun Chung, M.D.
NPI 1538523642ActiveIndividual· Internal Medicine, Hematology & Oncology· Greenvale, NY
Internal Medicine, Hematology & Oncology (M.D.) with Chs Physician Partners PC, practicing in Greenvale, New York. Their prescriptions cost Medicare Part D more than their services did: $417,010 for 405 claims, against $121,623 paid for services in 2024. Tempus Ai, Inc was the largest of 4 companies reporting payments in 2025, $123.03 in all, mostly food and beverage. Lists Good Samaritan Hospital Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1538523642 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 6, 2016 |
| Last updated in NPPES | Jun 17, 2022 |
| Certified by provider | Jun 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 299549 | 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 - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 425 |
|---|---|
| Services billed | 2,144 across 25 procedure codes |
| Paid by Medicare | $121,623 |
Part D prescriptions in 2024
| Prescriptions (claims) | 405 · 545 30-day fills |
|---|---|
| Patients | 75 |
| Total drug cost | $417,010 |
| Generic share | 73% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Chs Physician Partners PCRoslyn, NY · 743 clinicians
Hospital affiliations
- Good Samaritan Hospital Medical CenterWest Islip, NY
- St Francis Hospital - the Heart CenterRoslyn, NY
Other facilities
- Good Shepherd HospiceHospice · Farmingdale, NY
Industry payments (Open Payments)
- 2025$123.03 · 5 payments from 4 companies
- 2024$236.97 · 11 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tempus Ai, Inc | $45.10 | 2 |
| Agios Pharmaceuticals, Inc. | $29.85 | 1 |
| Novartis Pharmaceuticals Corporation | $27.22 | 1 |
| Abbvie Inc. | $20.86 | 1 |
What the 2025 payments were for
- Food and Beverage$123.03 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other hematologist-oncologists in Greenvale
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