Collin Chan, PHARMD
NPI 1104377126ActiveIndividual· Pharmacist· Oakland, CA
Pharmacist (PHARMD) in Oakland, California, licensed in CA and WI, with an NPI issued in October 2016. Part D covered 4,679 prescriptions written in 2024, 72% of them generic.
Overview
| NPI | 1104377126 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PHARMD |
| Sole proprietor | Yes |
| NPI issued | Oct 14, 2016 |
| Last updated in NPPES | Dec 17, 2021 |
| Certified by provider | Dec 17, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pharmacist Primary | 183500000X | 73994 | CA |
| Pharmacist | 183500000X | 18113-40 | WI |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 4,679 · 14,784 30-day fills |
|---|---|
| Patients | 755 |
| Total drug cost | $616,703 |
| Generic share | 72% of claims |
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