Tony W. Cheung, MD
NPI 1033165824ActiveIndividual· Internal Medicine, Hematology & Oncology· Valley Stream, NY
Internal Medicine, Hematology & Oncology (MD) in Valley Stream, New York, trained at Hahneman Medical College of the Pacific (class of 1975). Their prescriptions cost Medicare Part D more than their services did: $181,180 for 23 claims, against $37,082 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 24 companies reporting payments in 2025, $5,732 in all, mostly food and beverage.
Overview
| NPI | 1033165824 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 25, 2006 |
| Last updated in NPPES | Sep 10, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 129694 | 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 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 - Hematology/Oncology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 133 |
|---|---|
| Services billed | 424 across 13 procedure codes |
| Paid by Medicare | $37,082 |
Part D prescriptions in 2024
| Prescriptions (claims) | 23 · 23 30-day fills |
|---|---|
| Total drug cost | $181,180 |
Education and affiliations
| Medical school | Hahneman Medical College of the Pacific |
|---|---|
| Graduation year | 1975 |
| Medicare specialty | Hematology/Oncology |
Medical group
- Chs Physician Partners PCRoslyn, NY · 743 clinicians
Hospital affiliations
- Chsli St Joseph HospitalBethpage, NY
- Long Island Jewish Medical CenterNew Hyde Park, NY
- North Shore University HospitalManhasset, NY
Other facilities
- Americare Home Health, IncHome health agency · Van Nuys, CA
Industry payments (Open Payments)
- 2025$5,732 · 40 payments from 24 companies
- 2024$3,279 · 44 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $1,602 | 3 |
| Incyte Corporation | $985.00 | 2 |
| Astrazeneca Pharmaceuticals LP | $394.94 | 4 |
| Cardinal Health 110 LLC | $275.00 | 1 |
| Karyopharm Therapeutics Inc. | $271.49 | 2 |
What the 2025 payments were for
- Food and Beverage$2,810 · 34 payments
- Consulting Fee$2,470 · 3 payments
- Honoraria$259.36 · 1 payment
- Education$99.95 · 1 payment
- Travel and Lodging$92.75 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Hematology & Oncology providers in Valley Stream
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