Eriko Nakajima, PA-C
NPI 1528481421ActiveIndividual· Physician Assistant· Downey, CA
Physician Assistant (PA-C) with City of Hope Medical Foundation and 1 other group, practicing in Downey, California. Part D covered 1,590 prescriptions written in 2024, 62% of them generic. Janssen Biotech, Inc. was the largest of 44 companies reporting payments in 2025, $5,246 in all, mostly food and beverage.
Overview
| NPI | 1528481421 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 28, 2014 |
| Last updated in NPPES | Feb 6, 2026 |
| Certified by provider | Feb 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 51337 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 1,590 · 2,345 30-day fills |
|---|---|
| Patients | 286 |
| Total drug cost | $6,833,530 |
| Generic share | 62% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- City of Hope Medical FoundationDuarte, CA · 982 clinicians
- The Oncology Institute Ca, A Professional CorporationSan Gabriel, CA · 113 clinicians
Industry payments (Open Payments)
- 2025$5,246 · 210 payments from 44 companies
- 2024$7,433 · 252 payments from 47 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $799.12 | 19 |
| Astrazeneca Pharmaceuticals LP | $623.66 | 27 |
| Novartis Pharmaceuticals Corporation | $475.08 | 23 |
| Glaxosmithkline, LLC. | $299.79 | 12 |
| Daiichi Sankyo Inc. | $227.30 | 17 |
What the 2025 payments were for
- Food and Beverage$5,099 · 207 payments
- Education$147.57 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Physician Assistant providers in Downey
- 1528162229
- 1962045922
- 1215053459
- 1376912311
- 1144364340
- 1629273636
- 1487678405
- 1659489425
- 1992172696
- 1942954805
- 1457021677
- 1639374671