Dang Bao Nguyen, PA-C
NPI 1932470788ActiveIndividual· Physician Assistant· Garden Grove, CA
Physician Assistant (PA-C) with Dao Medical Group Inc and 1 other group, practicing in Garden Grove, California. Their prescriptions cost Medicare Part D more than their services did: $1,023,948 for 6,313 claims, against $59,287 paid for services in 2024. Amgen Inc. was the largest of 15 companies reporting payments in 2025, $628.44 in all, mostly food and beverage. Lists Memorialcare Orange Coast Medical Center as a hospital affiliation.
Overview
| NPI | 1932470788 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 24, 2012 |
| Last updated in NPPES | Nov 21, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA22043 | 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 - Physician Assistant (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 309 |
|---|---|
| Services billed | 860 across 30 procedure codes |
| Paid by Medicare | $59,287 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,313 · 12,532 30-day fills |
|---|---|
| Patients | 682 |
| Total drug cost | $1,023,948 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical groups
- Dao Medical Group IncGarden Grove, CA · 12 clinicians
- In-Home Doctors IncFountain Valley, CA · 6 clinicians
Hospital affiliation
- Memorialcare Orange Coast Medical CenterFountain Valley, CA
Other facilities
- Stable Home Health, IncHome health agency · Fountain Valley, CA
Industry payments (Open Payments)
- 2025$628.44 · 34 payments from 15 companies
- 2024$1,808 · 50 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $193.10 | 14 |
| Bayer Healthcare Pharmaceuticals Inc. | $97.69 | 6 |
| Lilly USA, LLC | $49.79 | 2 |
| Intra-Sana Laboratories | $34.80 | 1 |
| Insulet Corporation | $31.56 | 1 |
What the 2025 payments were for
- Food and Beverage$628.44 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 physician assistants in Garden Grove · All physician assistants in California