David Nguyen, DO
Family Medicine (DO) in Montclair, California, trained at William Carey University College of Osteopathic Medicine (class of 2018). Their prescriptions cost Medicare Part D more than their services did: $111,857 for 2,290 claims, against $31,867 paid for services in 2024. Lexicon Pharmaceuticals, Inc. reported $20.82 in payments in 2024, mostly food and beverage. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1669961801 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | May 3, 2018 |
| Last updated in NPPES | May 15, 2024 |
| Certified by provider | May 15, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 20A17696 | CA |
| Hospitalist | 208M00000X | 20A17696 | CA |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in California, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | David Cuong Manh Nguyen · Chiropractic | 1128a3 | Dec 20, 2020 | Huntington Beach, CA |
| Name + state | David C. Nguyen · Chiropractic | 1128a3 | Mar 20, 2005 | Clovis, CA |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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 - Hospitalist (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 152 |
|---|---|
| Services billed | 376 across 9 procedure codes |
| Paid by Medicare | $31,867 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,290 · 2,390 30-day fills |
|---|---|
| Patients | 191 |
| Total drug cost | $111,857 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | William Carey University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Hospitalist |
Hospital affiliations
- Foothill Regional Medical CenterTustin, CA
- Garfield Medical CenterMonterey Park, CA
- San Gabriel Valley Medical CenterSan Gabriel, CA
- Usc Arcadia HospitalArcadia, CA
Other facilities
- Live Oak Rehab CenterNursing home · San Gabriel, CA
Industry payments (Open Payments)
- 2024$20.82 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Lexicon Pharmaceuticals, Inc. | $20.82 | 1 |
What the 2024 payments were for
- Food and Beverage$20.82 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 24 family medicine physicians in Montclair · All family medicine physicians in California