Sam P. Chia, M.D.
NPI 1346262631ActiveIndividual· Internal Medicine· Arcadia, CA
Internal Medicine (M.D.) in Arcadia, California, trained at University of Minnesota Medical School (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $879,968 for 6,062 claims, against $79,937 paid for services in 2024. Novo Nordisk Inc was the largest of 15 companies reporting payments in 2025, $1,343 in all, mostly food and beverage.
Overview
| NPI | 1346262631 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 24, 2006 |
| Last updated in NPPES | Dec 30, 2025 |
| Certified by provider | Dec 30, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A55837 | 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 | 196 |
|---|---|
| Services billed | 1,408 across 33 procedure codes |
| Paid by Medicare | $79,937 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,062 · 13,623 30-day fills |
|---|---|
| Patients | 355 |
| Total drug cost | $879,968 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of Minnesota Medical School |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Internal Medicine |
Hospital affiliation
- Usc Arcadia HospitalArcadia, CA
Other facilities
- Arcadia Care CenterNursing home · Arcadia, CA
Industry payments (Open Payments)
- 2025$1,343 · 50 payments from 15 companies
- 2024$2,027 · 89 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $344.92 | 10 |
| Astrazeneca Pharmaceuticals LP | $265.45 | 13 |
| Amgen Inc. | $255.34 | 8 |
| Glaxosmithkline, LLC. | $90.82 | 4 |
| Boston Scientific Corporation | $82.54 | 2 |
What the 2025 payments were for
- Food and Beverage$1,343 · 50 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 100 internal medicine physicians in Arcadia · All internal medicine physicians in California