Rodrigo J. Fernandez, MD
NPI 1366539793ActiveIndividual· Internal Medicine, Nephrology· Chula Vista, CA
Internal Medicine, Nephrology (MD) in Chula Vista, California, licensed in CA and WY, with an NPI issued in October 2006. Their prescriptions cost Medicare Part D more than their services did: $830,171 for 3,973 claims, against $51,311 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 15 companies reporting payments in 2025, $873.08 in all, mostly food and beverage. Lists Sharp Chula Vista Medical Center as a hospital affiliation.
Overview
| NPI | 1366539793 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 6, 2006 |
| Last updated in NPPES | Aug 2, 2021 |
| Certified by provider | Aug 2, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A44441 | CA |
| Internal Medicine, Nephrology | 207RN0300X | TL3179 | WY |
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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 63 |
|---|---|
| Services billed | 275 across 14 procedure codes |
| Paid by Medicare | $51,311 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,973 · 9,472 30-day fills |
|---|---|
| Patients | 277 |
| Total drug cost | $830,171 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
Hospital affiliation
- Sharp Chula Vista Medical CenterChula Vista, CA
Industry payments (Open Payments)
- 2025$873.08 · 39 payments from 15 companies
- 2024$1,643 · 96 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $144.28 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $141.40 | 8 |
| Novartis Pharmaceuticals Corporation | $140.97 | 5 |
| Ardelyx, Inc. | $106.03 | 3 |
| Kyowa Kirin, Inc. | $50.00 | 1 |
What the 2025 payments were for
- Food and Beverage$845.67 · 31 payments
- Education$27.41 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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