Dagmara Olsen, MD
NPI 1356912059ActiveIndividual· Internal Medicine· Pico Rivera, CA
Internal Medicine (MD) with The Roads Foundation, Inc, practicing in Pico Rivera, California. Part D covered 404 prescriptions written in 2024, 85% of them generic. Exact Sciences Corporation was the largest of 2 companies reporting payments in 2025, $47.04 in all, mostly food and beverage.
Overview
| NPI | 1356912059 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 5, 2021 |
| Last updated in NPPES | Jul 15, 2025 |
| Certified by provider | Jul 15, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 193842 | CA |
| Internal Medicine | 207R00000X | T-4368 | MS |
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) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 404 · 703 30-day fills |
|---|---|
| Patients | 73 |
| Total drug cost | $29,246 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- The Roads Foundation, IncCompton, CA · 61 clinicians
Industry payments (Open Payments)
- 2025$47.04 · 2 payments from 2 companies
- 2024$28.52 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $25.27 | 1 |
| Bayer Healthcare Pharmaceuticals Inc. | $21.77 | 1 |
What the 2025 payments were for
- Food and Beverage$47.04 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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