Deniz E. Garcia-De La Rosa, MD
NPI 1811992712ActiveIndividual· Internal Medicine, Nephrology· Rio Piedras, PR
Internal Medicine, Nephrology (MD) in Rio Piedras, Puerto Rico, trained at University of Puerto Rico School of Medicine (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $203,495 for 2,084 claims, against $22,597 paid for services in 2024. Cormedix Inc. was the largest of 8 companies reporting payments in 2025, $820.56 in all, mostly food and beverage.
Overview
| NPI | 1811992712 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 16, 2005 |
| Last updated in NPPES | Jan 18, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 13461 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 32 |
|---|---|
| Services billed | 140 across 9 procedure codes |
| Paid by Medicare | $22,597 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,084 · 2,497 30-day fills |
|---|---|
| Patients | 198 |
| Total drug cost | $203,495 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Puerto Rico School of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Nephrology |
Hospital affiliation
- Auxilio Mutuo HospitalSan Juan, PR
Other facilities
- Fmc BayamonDialysis facility · Bayamon, PR
- Fmc Rio PiedrasDialysis facility · Rio Piedras, PR
Industry payments (Open Payments)
- 2025$820.56 · 10 payments from 8 companies
- 2024$525.41 · 15 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Cormedix Inc. | $260.77 | 1 |
| Nxstage Medical, Inc. | $170.80 | 1 |
| Glaxosmithkline, LLC. | $111.69 | 1 |
| Otsuka Pharmaceutical Development & Commercialization, Inc. | $100.00 | 1 |
| Astrazeneca Pharmaceuticals LP | $67.51 | 2 |
What the 2025 payments were for
- Food and Beverage$559.79 · 9 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 Rio Piedras
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All Internal Medicine, Nephrology providers in Puerto Rico →