Maria Eugenia Rivera Hernandez, MD
NPI 1952895310ActiveIndividual· Internal Medicine, Nephrology· San Juan, PR
Internal Medicine, Nephrology (MD) in San Juan, Puerto Rico, licensed in PR, with an NPI issued in June 2018. Their prescriptions cost Medicare Part D more than their services did: $103,774 for 334 claims, against $12,424 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 7 companies reporting payments in 2025, $634.80 in all, mostly food and beverage. Lists Hospital Pavia Santurce and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1952895310 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 19, 2018 |
| Last updated in NPPES | Oct 16, 2023 |
| Certified by provider | Jun 3, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 22353 | PR |
| Internal Medicine | 207R00000X | 22353 | PR |
| Internal Medicine | 207R00000X | 14700-I | PR |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 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 | 49 |
|---|---|
| Services billed | 112 across 13 procedure codes |
| Paid by Medicare | $12,424 |
Part D prescriptions in 2024
| Prescriptions (claims) | 334 · 483 30-day fills |
|---|---|
| Patients | 89 |
| Total drug cost | $103,774 |
| Generic share | 56% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Hospital Pavia SanturceSan Juan, PR
- Hospital Upr, Dr Federico TrillaCarolina, PR
- Presbyterian Community HospitalSan Juan, PR
Other facilities
- Fmc CanovanasDialysis facility · Canovanas, PR
- Fmc CarolinaDialysis facility · Carolina, PR
Industry payments (Open Payments)
- 2025$634.80 · 17 payments from 7 companies
- 2024$774.38 · 20 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $226.82 | 2 |
| E.R. Squibb & Sons, L.L.C. | $118.34 | 1 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $72.50 | 3 |
| Bayer Puerto Rico Inc. | $67.78 | 4 |
| Vifor Pharma, Inc. | $65.41 | 3 |
What the 2025 payments were for
- Food and Beverage$634.80 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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