Piyaporn Apivatanagul, MD
NPI 1477766707ActiveIndividual· Internal Medicine, Nephrology· Newark, DE
Internal Medicine, Nephrology (MD) with Nephrology Associates PA, practicing in Newark, Delaware. In 2024 Medicare paid $191,397 for 581 patients, and Part D covered 1,013 of their prescriptions, 80% of them generic. Fresenius USA Marketing, Inc. was the largest of 19 companies reporting payments in 2025, $1,303 in all, mostly food and beverage. Lists Christiana Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1477766707 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 7, 2007 |
| Last updated in NPPES | Jun 17, 2021 |
| Certified by provider | Jun 17, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | C1-0008359 | DE |
| Internal Medicine, Nephrology | 207RN0300X | D0073587 | MD |
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 (DE); Practitioner - Nephrology (MD); Practitioner - Nephrology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 581 |
|---|---|
| Services billed | 3,176 across 24 procedure codes |
| Paid by Medicare | $191,397 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,013 · 2,299 30-day fills |
|---|---|
| Patients | 180 |
| Total drug cost | $169,284 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Nephrology Associates PAWilmington, DE · 54 clinicians
Hospital affiliations
- Christiana HospitalNewark, DE
- St Francis HospitalWilmington, DE
- Union Hospital of Cecil CountyElkton, MD
Other facilities
- Fkc Brandywine Home TherapiesDialysis facility · Newark, DE
- Fkc ChristianaDialysis facility · Newark, DE
- Fkc Fox RunDialysis facility · Bear, DE
- Encompass Health Rehab Hospital of MiddletownInpatient rehabilitation facility · Middletown, DE
Industry payments (Open Payments)
- 2025$1,303 · 57 payments from 19 companies
- 2024$1,036 · 44 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Fresenius USA Marketing, Inc. | $270.40 | 10 |
| Calliditas Therapeutics US Inc. | $170.31 | 8 |
| Novartis Pharmaceuticals Corporation | $106.03 | 4 |
| Otsuka America Pharmaceutical, Inc. | $99.65 | 4 |
| Amgen Inc. | $88.21 | 4 |
What the 2025 payments were for
- Food and Beverage$1,239 · 53 payments
- Education$63.96 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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