Violeta Vallejo-Sinavsky, M.D.
NPI 1013042357ActiveIndividual· Internal Medicine· Lancaster, CA
Internal Medicine (M.D.) with County of Los Angeles, practicing in Lancaster, California. In 2024 Medicare paid $2,924 for 26 patients, and Part D covered 51 of their prescriptions, 88% of them generic.
Overview
| NPI | 1013042357 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 23, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | C42618 | 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 | 26 |
|---|---|
| Services billed | 136 across 46 procedure codes |
| Paid by Medicare | $2,924 |
Part D prescriptions in 2024
| Prescriptions (claims) | 51 · 55 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $1,481 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1969 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- County of Los AngelesWilmington, CA · 397 clinicians
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 79 internal medicine physicians in Lancaster · All internal medicine physicians in California