Zi Roger Zhang, M.D
NPI 1487005351ActiveIndividual· Internal Medicine, Nephrology· Wynnewood, PA
Internal Medicine, Nephrology (M.D) with Kidney Care Specialists LLC, practicing in Wynnewood, Pennsylvania. In 2024 Medicare paid $108,186 for 331 patients, and Part D covered 307 of their prescriptions, 84% of them generic. Bayer Healthcare Pharmaceuticals Inc. was the largest of 13 companies reporting payments in 2025, $916.72 in all, mostly food and beverage. Lists Bryn Mawr Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1487005351 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Jun 22, 2016 |
| Last updated in NPPES | Jun 15, 2023 |
| Certified by provider | Jun 15, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | MD481207 | PA |
| Internal Medicine | 207R00000X | MD481207 | PA |
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 - Nephrology (IL); Practitioner - Nephrology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 331 |
|---|---|
| Services billed | 1,433 across 30 procedure codes |
| Paid by Medicare | $108,186 |
Part D prescriptions in 2024
| Prescriptions (claims) | 307 · 710 30-day fills |
|---|---|
| Patients | 98 |
| Total drug cost | $48,087 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Kidney Care Specialists LLCWynnewood, PA · 41 clinicians
Hospital affiliations
- Bryn Mawr HospitalBryn Mawr, PA
- Main Line Hospital LankenauWynnewood, PA
- Paoli HospitalPaoli, PA
- Phoenixville HospitalPhoenixville, PA
- Pottstown HospitalPottstown, PA
Other facilities
- Fkc OverbrookDialysis facility · Philadelphia, PA
Industry payments (Open Payments)
- 2025$916.72 · 34 payments from 13 companies
- 2024$33.57 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $160.33 | 5 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $140.85 | 5 |
| Scpharmaceuticals Inc. | $122.29 | 3 |
| Amgen Inc. | $115.36 | 6 |
| Travere Therapeutics, Inc. | $91.53 | 4 |
What the 2025 payments were for
- Food and Beverage$914.34 · 33 payments
- Education$2.38 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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