Zhentao Zhang, M.D., PH.D.
NPI 1558652826ActiveIndividual· Internal Medicine, Hematology & Oncology· Fort Wayne, IN
Internal Medicine, Hematology & Oncology (M.D., PH.D.) with American Oncology Partners PA, practicing in Fort Wayne, Indiana. Their prescriptions cost Medicare Part D more than their services did: $8,156,140 for 1,214 claims, against $998,856 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 32 companies reporting payments in 2025, $108,458 in all, mostly speaking and faculty fees. Lists Adams Memorial Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1558652826 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D. |
| Sole proprietor | No |
| NPI issued | Apr 21, 2011 |
| Last updated in NPPES | Dec 19, 2024 |
| Certified by provider | Dec 19, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 01078125A | IN |
| Internal Medicine | 207R00000X | BP10039994 | TX |
| Internal Medicine, Medical Oncology | 207RX0202X | 01078125A | IN |
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 - Hematology/Oncology (IN); Practitioner - Hematology/Oncology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 432 |
|---|---|
| Services billed | 69,441 across 106 procedure codes |
| Paid by Medicare | $998,856 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,214 · 1,464 30-day fills |
|---|---|
| Patients | 263 |
| Total drug cost | $8,156,140 |
| Generic share | 50% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- American Oncology Partners PAFort Wayne, IN · 391 clinicians
Hospital affiliations
- Adams Memorial HospitalDecatur, IN
- Cameron HealthAngola, IN
- Dukes Memorial HospitalPeru, IN
- Lutheran Hospital of IndianaFort Wayne, IN
- Parkview Regional Medical CenterFort Wayne, IN
Industry payments (Open Payments)
- 2025$108,458 · 183 payments from 32 companies
- 2024$46,648 · 156 payments from 31 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $43,382 | 28 |
| Astellas Pharma US Inc | $30,209 | 20 |
| Pfizer Inc. | $24,469 | 20 |
| Gilead Sciences, Inc. | $4,196 | 11 |
| Aveo Pharmaceuticals, Inc. | $2,544 | 7 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$78,143 · 21 payments
- Travel and Lodging$17,226 · 16 payments
- Consulting Fee$7,060 · 4 payments
- Food and Beverage$5,546 · 134 payments
- Education$483.35 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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