Mario L. Corona, MD
NPI 1679670301ActiveIndividual· Internal Medicine, Nephrology· Berkeley, CA
Internal Medicine, Nephrology (MD) with East Bay Nephrology Medical Group Inc, practicing in Berkeley, California. Their prescriptions cost Medicare Part D more than their services did: $90,097 for 218 claims, against $16,999 paid for services in 2024. Amgen Inc. was the largest of 3 companies reporting payments in 2025, $387.72 in all, mostly food and beverage. Lists Alta Bates Summit Medical Center - Alta Bates Camp and 1 other hospital as hospital affiliations.
Overview
| NPI | 1679670301 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 17, 2006 |
| Last updated in NPPES | Jul 9, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A48346 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 101 |
|---|---|
| Services billed | 260 across 11 procedure codes |
| Paid by Medicare | $16,999 |
Part D prescriptions in 2024
| Prescriptions (claims) | 218 · 510 30-day fills |
|---|---|
| Patients | 45 |
| Total drug cost | $90,097 |
| Generic share | 72% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- East Bay Nephrology Medical Group IncSan Pablo, CA · 31 clinicians
Hospital affiliations
- Alta Bates Summit Medical Center - Alta Bates CampBerkeley, CA
- Sutter Medical Center, SacramentoSacramento, CA
Industry payments (Open Payments)
- 2025$387.72 · 5 payments from 3 companies
- 2024$108.54 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $250.94 | 3 |
| Alexion Pharmaceuticals, Inc. | $125.69 | 1 |
| Travere Therapeutics, Inc. | $11.09 | 1 |
What the 2025 payments were for
- Food and Beverage$379.76 · 4 payments
- Education$7.96 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 25 nephrologists in Berkeley · All nephrologists in California