Brandon Lui
NPI 1003443235ActiveIndividual· Internal Medicine· Downey, CA
Internal Medicine in Downey, California, trained at Arizona College of Osteopathic Medicine Mid Western University (class of 2020). Their prescriptions cost Medicare Part D more than their services did: $32,246 for 473 claims, against $2,931 paid for services in 2024.
Overview
| NPI | 1003443235 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Mar 26, 2020 |
| Last updated in NPPES | Oct 27, 2023 |
| Certified by provider | Sep 22, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 20A20964 | 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 | 13 |
|---|---|
| Services billed | 33 across 5 procedure codes |
| Paid by Medicare | $2,931 |
Part D prescriptions in 2024
| Prescriptions (claims) | 473 · 863 30-day fills |
|---|---|
| Patients | 157 |
| Total drug cost | $32,246 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Arizona College of Osteopathic Medicine Mid Western University |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Internal Medicine |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Hospital affiliation
- Kaiser Foundation Hospital - DowneyDowney, 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 129 internal medicine physicians in Downey · All internal medicine physicians in California