John H. Nguyen, MD
NPI 1659448538ActiveIndividual· Radiology, Body Imaging· Bellflower, CA
Radiology, Body Imaging (MD) in Bellflower, California, trained at University of Kansas School of Med (Kc/Wich/Sal) (class of 1991). Medicare paid $8,700 for services to 235 patients in 2024. Astellas Pharma US Inc reported $23.69 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1659448538 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 29, 2006 |
| Last updated in NPPES | Nov 29, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Body Imaging Primary | 2085B0100X | G76445 | 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 - Diagnostic Radiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 235 |
|---|---|
| Services billed | 327 across 65 procedure codes |
| Paid by Medicare | $8,700 |
Education and affiliations
| Medical school | University of Kansas School of Med (Kc/Wich/Sal) |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Diagnostic Radiology |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Hospital affiliations
- Kaiser Foundation Hospital - DowneyDowney, CA
- Kaiser Foundation Hospital - Los AngelesLos Angeles, CA
- Kaiser Foundation Hospital - West laLos Angeles, CA
- Kaiser Foundation Hospital - Woodland HillsWoodland Hills, CA
- Kaiser Foundation Hospital Fontana/OntarioFontana, CA
Industry payments (Open Payments)
- 2025$23.69 · 1 payment from 1 company
- 2024$1,275 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $23.69 | 1 |
What the 2025 payments were for
- Food and Beverage$23.69 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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