Alberto Chavira, M.D.
NPI 1508865759ActiveIndividual· Specialist· San Marcos, CA
Specialist (M.D.) in San Marcos, California, trained at Northwestern University Feinberg Medical School (class of 1972). Their prescriptions cost Medicare Part D more than their services did: $758,156 for 2,576 claims, against $140,175 paid for services in 2024. Lilly USA, LLC was the largest of 17 companies reporting payments in 2025, $1,048 in all, mostly food and beverage.
Overview
| NPI | 1508865759 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 19, 2005 |
| Last updated in NPPES | Jan 27, 2010 |
| Reactivated | Apr 4, 2006 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | G50302 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiovascular Disease (Cardiology) (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 159 |
|---|---|
| Services billed | 1,646 across 29 procedure codes |
| Paid by Medicare | $140,175 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,576 · 5,850 30-day fills |
|---|---|
| Patients | 244 |
| Total drug cost | $758,156 |
| Generic share | 74% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 1972 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$1,048 · 37 payments from 17 companies
- 2024$541.52 · 22 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $226.89 | 5 |
| Biotronik Inc. | $203.96 | 3 |
| Bayer Healthcare Pharmaceuticals Inc. | $134.64 | 9 |
| Inspire Medical Systems, Inc. | $81.06 | 2 |
| Merck Sharp & Dohme LLC | $66.24 | 2 |
What the 2025 payments were for
- Food and Beverage$1,048 · 37 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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