Zhiyuan Ma, MD, PHD
NPI 1336762848ActiveIndividual· Internal Medicine· Bethlehem, PA
Internal Medicine (MD, PHD) in Bethlehem, Pennsylvania, trained at Drexel University College of Medicine (class of 2013). Mostly services rather than prescriptions: Medicare paid $6,260 for 77 patients in 2024, with only 41 Part D claims. Abiomed was the largest of 6 companies reporting payments in 2025, $237.77 in all, mostly food and beverage.
Overview
| NPI | 1336762848 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | No |
| NPI issued | May 19, 2020 |
| Last updated in NPPES | Oct 4, 2023 |
| Certified by provider | Oct 4, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD481341 | PA |
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 (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 77 |
|---|---|
| Services billed | 105 across 15 procedure codes |
| Paid by Medicare | $6,260 |
Part D prescriptions in 2024
| Prescriptions (claims) | 41 · 52 30-day fills |
|---|---|
| Patients | 22 |
| Total drug cost | $2,481 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Drexel University College of Medicine |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Internal Medicine |
Medical group
- St Lukes Physician Group IncQuakertown, PA · 2,198 clinicians
Hospital affiliation
- St Lukes HospitalBethlehem, PA
Industry payments (Open Payments)
- 2025$237.77 · 10 payments from 6 companies
- 2024$537.93 · 8 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abiomed | $84.60 | 2 |
| Abbott Laboratories | $80.47 | 4 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $25.33 | 1 |
| Lantheus Medical Imaging, Inc. | $17.98 | 1 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $14.70 | 1 |
What the 2025 payments were for
- Food and Beverage$237.77 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 200 internal medicine physicians in Bethlehem · All internal medicine physicians in Pennsylvania