John R. Fontanilla, M.D.
NPI 1669688412ActiveIndividual· Internal Medicine, Nephrology· Philadelphia, PA
Internal Medicine, Nephrology (M.D.) in Philadelphia, Pennsylvania, trained at Rutgers New Jersey Medical School (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $251,761 for 775 claims, against $85,509 paid for services in 2024. Novo Nordisk Inc was the largest of 13 companies reporting payments in 2025, $884.47 in all, mostly food and beverage.
Overview
| NPI | 1669688412 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | May 15, 2007 |
| Last updated in NPPES | Jul 27, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | MD445193 | PA |
| Internal Medicine | 207R00000X | MT188798 | 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 (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 255 |
|---|---|
| Services billed | 765 across 17 procedure codes |
| Paid by Medicare | $85,509 |
Part D prescriptions in 2024
| Prescriptions (claims) | 775 · 1,647 30-day fills |
|---|---|
| Patients | 128 |
| Total drug cost | $251,761 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | Rutgers New Jersey Medical School |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Nephrology |
Medical groups
- Temple Physicians IncPhiladelphia, PA · 156 clinicians
- Metropolitan Nephrology Associates PCPhiladelphia, PA · 9 clinicians
Hospital affiliations
- Jefferson Health- NortheastPhiladelphia, PA
- Roxborough Memorial HospitalPhiladelphia, PA
- Temple University HospitalPhiladelphia, PA
Other facilities
- Fkc BridesburgDialysis facility · Philadelphia, PA
- Fkc CambriaDialysis facility · Philadelphia, PA
Industry payments (Open Payments)
- 2025$884.47 · 28 payments from 13 companies
- 2024$657.42 · 18 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $157.45 | 5 |
| Bayer Healthcare Pharmaceuticals Inc. | $143.62 | 2 |
| Travere Therapeutics, Inc. | $124.14 | 1 |
| Akebia Therapeutics Inc | $92.26 | 4 |
| Novartis Pharmaceuticals Corporation | $66.94 | 2 |
What the 2025 payments were for
- Food and Beverage$884.47 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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