Claudia E. Alvarado, M.D.
NPI 1083859045ActiveIndividual· Internal Medicine· Bakersfield, CA
Internal Medicine (M.D.) with Permanente Medical Group Inc, practicing in Bakersfield, California. Their prescriptions cost Medicare Part D more than their services did: $106,648 for 3,227 claims, against $1,196 paid for services in 2024. Lists Kaiser Foundation Hospital - Antioch as a hospital affiliation.
Overview
| NPI | 1083859045 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Dec 4, 2008 |
| Last updated in NPPES | Jan 8, 2022 |
| Certified by provider | Jan 8, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A106201 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 11 |
|---|---|
| Services billed | 17 across 8 procedure codes |
| Paid by Medicare | $1,196 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,227 · 8,027 30-day fills |
|---|---|
| Patients | 443 |
| Total drug cost | $106,648 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Hospital affiliation
- Kaiser Foundation Hospital - AntiochAntioch, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 280 internal medicine physicians in Bakersfield · All internal medicine physicians in California