Robert Kozlowski, MD
NPI 1013178102ActiveIndividual· Internal Medicine· Valencia, CA
Internal Medicine (MD) with Regents of the University of California, practicing in Valencia, California. Their prescriptions cost Medicare Part D more than their services did: $714,848 for 5,451 claims, against $41,047 paid for services in 2024. Lists Henry Mayo Newhall Hospital as a hospital affiliation.
Overview
| NPI | 1013178102 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 20, 2008 |
| Last updated in NPPES | Dec 16, 2019 |
| Certified by provider | Dec 16, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A126369 | 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 | 169 |
|---|---|
| Services billed | 517 across 23 procedure codes |
| Paid by Medicare | $41,047 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,451 · 12,612 30-day fills |
|---|---|
| Patients | 595 |
| Total drug cost | $714,848 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Regents of the University of CaliforniaWoodland Hills, CA · 87 clinicians
Hospital affiliation
- Henry Mayo Newhall HospitalValencia, 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 55 internal medicine physicians in Valencia · All internal medicine physicians in California