Irving Chen, PHARM.D
NPI 1003435975ActiveIndividual· Pharmacist· Greenbrae, CA
Pharmacist (PHARM.D) in Greenbrae, California, licensed in CA, with an NPI issued in April 2020. Part D covered 36 prescriptions written in 2024, 0% of them generic.
Overview
| NPI | 1003435975 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PHARM.D |
| Sole proprietor | Yes |
| NPI issued | Apr 10, 2020 |
| Last updated in NPPES | Apr 10, 2020 |
| Certified by provider | Apr 10, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pharmacist Primary | 183500000X | 80752 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 36 · 36 30-day fills |
|---|---|
| Patients | 27 |
| Total drug cost | $6,474 |
| Generic share | 0% of claims |
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All 25 pharmacists in Greenbrae · All pharmacists in California