Josue Castresana
NPI 1972550259ActiveIndividual· Internal Medicine, Nephrology· Cayey, PR
Internal Medicine, Nephrology in Cayey, Puerto Rico, licensed in PR, with an NPI issued in May 2006. Part D covered 21 prescriptions written in 2024, 100% of them generic. Cormedix Inc. was the largest of 8 companies reporting payments in 2025, $1,097 in all, mostly food and beverage.
Overview
| NPI | 1972550259 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | May 30, 2006 |
| Last updated in NPPES | Feb 8, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 9918 | PR |
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 (PR) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 21 · 55 30-day fills |
|---|---|
| Total drug cost | $268.84 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$1,097 · 11 payments from 8 companies
- 2024$1,438 · 20 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Cormedix Inc. | $260.77 | 1 |
| Mallinckrodt Hospital Products Inc. | $190.00 | 2 |
| Astrazeneca Pharmaceuticals LP | $147.26 | 2 |
| Calliditas Therapeutics US Inc. | $132.35 | 1 |
| Amgen Inc. | $118.71 | 1 |
What the 2025 payments were for
- Food and Beverage$836.61 · 10 payments
- Travel and Lodging$260.77 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in Cayey
- 1346549045
- 1972980498
- 1598750317
All Internal Medicine, Nephrology providers in Puerto Rico →