Nguyen-Phuong Dinh Pham, M.D.
NPI 1558516823ActiveIndividual· Family Medicine· Fontana, CA
Family Medicine (M.D.) with County of San Bernardino and 1 other group, practicing in Fontana, California. Their prescriptions cost Medicare Part D more than their services did: $442,116 for 3,607 claims, against $28,344 paid for services in 2024. Lists Arrowhead Regional Medical Center as a hospital affiliation.
Overview
| NPI | 1558516823 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Nov 29, 2008 |
| Last updated in NPPES | Nov 29, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A105426 | 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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 197 |
|---|---|
| Services billed | 571 across 13 procedure codes |
| Paid by Medicare | $28,344 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,607 · 7,287 30-day fills |
|---|---|
| Patients | 344 |
| Total drug cost | $442,116 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical groups
- County of San BernardinoOntario, CA · 79 clinicians
- Vituity Physician Services PCRialto, CA · 60 clinicians
Hospital affiliation
- Arrowhead Regional Medical CenterColton, 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 225 family medicine physicians in Fontana · All family medicine physicians in California