Doanh Andrew Nguyen, M.D.
NPI 1720090921ActiveIndividual· Specialist· Fountain Valley, CA
Specialist (M.D.) in Fountain Valley, California, trained at University of Southern California Keck School of Medicine (class of 1993). 198 Medicare patients in 2024, $96,011 paid; nearly all of their 1,991 Part D prescriptions were generic (94%). Averitas Pharma Inc. was the largest of 2 companies reporting payments in 2025, $41.89 in all, mostly food and beverage.
Overview
| NPI | 1720090921 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 13, 2006 |
| Last updated in NPPES | Sep 23, 2022 |
| Certified by provider | Sep 23, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | G80814 | 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 - Pain Management (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 198 |
|---|---|
| Services billed | 2,074 across 18 procedure codes |
| Paid by Medicare | $96,011 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,991 · 2,581 30-day fills |
|---|---|
| Patients | 216 |
| Total drug cost | $71,123 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Pain Management |
Industry payments (Open Payments)
- 2025$41.89 · 2 payments from 2 companies
- 2024$216.89 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Averitas Pharma Inc. | $22.15 | 1 |
| Karl Storz Endoscopy-America | $19.74 | 1 |
What the 2025 payments were for
- Food and Beverage$41.89 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 63 Specialist providers in Fountain Valley · All Specialist providers in California