Dan Feng
NPI 1619408374ActiveIndividual· Internal Medicine, Medical Oncology· New York, NY
Internal Medicine, Medical Oncology in New York, New York, trained at Stanford University School of Medicine (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $64,307 for 169 claims, against $25,613 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 4 companies reporting payments in 2025, $10,416 in all, mostly consulting fees.
Overview
| NPI | 1619408374 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Mar 24, 2017 |
| Last updated in NPPES | Sep 25, 2023 |
| Certified by provider | Sep 25, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 297750 | 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 - Medical Oncology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 47 |
|---|---|
| Services billed | 213 across 6 procedure codes |
| Paid by Medicare | $25,613 |
Part D prescriptions in 2024
| Prescriptions (claims) | 169 · 190 30-day fills |
|---|---|
| Patients | 30 |
| Total drug cost | $64,307 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Stanford University School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Medical Oncology |
| Telehealth | Offers telehealth |
Medical group
- Icahn School of Medicine at Mount SinaiNew York, NY · 2,843 clinicians
Hospital affiliation
- Mount Sinai HospitalNew York, NY
Industry payments (Open Payments)
- 2025$10,416 · 6 payments from 4 companies
- 2024$3,277 · 9 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $8,375 | 2 |
| Eisai Inc. | $1,845 | 1 |
| Biontech Se | $153.17 | 1 |
| Merck Sharp & Dohme LLC | $42.65 | 2 |
What the 2025 payments were for
- Consulting Fee$10,220 · 3 payments
- Food and Beverage$195.82 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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