Jonathan Tuan Nguyen
NPI 1023193125ActiveIndividual· Internal Medicine· Long Beach, CA
Internal Medicine in Long Beach, California, trained at Chicago College of Medicine and Surgery (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $606,635 for 6,134 claims, against $28,094 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 11 companies reporting payments in 2025, $812.28 in all, mostly food and beverage.
Overview
| NPI | 1023193125 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Oct 26, 2006 |
| Last updated in NPPES | Jul 28, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A73239 | CA |
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) | Enrolled Practitioner - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 88 |
|---|---|
| Services billed | 433 across 9 procedure codes |
| Paid by Medicare | $28,094 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,134 · 11,931 30-day fills |
|---|---|
| Patients | 511 |
| Total drug cost | $606,635 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Chicago College of Medicine and Surgery |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Internal Medicine |
Industry payments (Open Payments)
- 2025$812.28 · 30 payments from 11 companies
- 2024$619.74 · 26 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $189.75 | 9 |
| Bayer Healthcare Pharmaceuticals Inc. | $164.59 | 6 |
| Zimmer Biomet Holdings, Inc. | $133.52 | 1 |
| Abbvie Inc. | $89.12 | 4 |
| Phathom Pharmaceuticals, Inc. | $46.79 | 2 |
What the 2025 payments were for
- Food and Beverage$812.28 · 30 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Long Beach
- 1437875390
- 1912338963
- 1225264377
- 1649513961
- 1568767986
- 1356211122
- 1427721760
- 1871749259
- 1447345947
- 1679446629
- 1770544827
- 1891945598