Nelson James Owyoung, M.D.
NPI 1073543641ActiveIndividual· Psychiatry & Neurology, Neurology· Alhambra, CA
Psychiatry & Neurology, Neurology (M.D.) in Alhambra, California, licensed in CA, with an NPI issued in July 2006. Their prescriptions cost Medicare Part D more than their services did: $1,381,210 for 3,984 claims, against $210,232 paid for services in 2024. Sk Life Science, Inc. was the largest of 8 companies reporting payments in 2025, $1,133 in all, mostly food and beverage. Lists Garfield Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1073543641 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 3, 2006 |
| Last updated in NPPES | Feb 8, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | A40475 | 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 - Neurology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 530 |
|---|---|
| Services billed | 2,955 across 16 procedure codes |
| Paid by Medicare | $210,232 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,984 · 4,838 30-day fills |
|---|---|
| Patients | 315 |
| Total drug cost | $1,381,210 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Neurology |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Garfield Medical CenterMonterey Park, CA
- Hollywood Presbyterian Medical CenterLos Angeles, CA
- San Gabriel Valley Medical CenterSan Gabriel, CA
- Usc Arcadia HospitalArcadia, CA
Other facilities
- Arcadia Care CenterNursing home · Arcadia, CA
- Del Mar Convalescent HospitalNursing home · Rosemead, CA
Industry payments (Open Payments)
- 2025$1,133 · 42 payments from 8 companies
- 2024$701.88 · 26 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sk Life Science, Inc. | $459.50 | 21 |
| Mdd US Operations, LLC | $157.92 | 5 |
| Pfizer Inc. | $142.02 | 8 |
| Teva Pharmaceuticals USA, Inc. | $134.87 | 3 |
| Alexion Pharmaceuticals, Inc. | $121.83 | 1 |
What the 2025 payments were for
- Food and Beverage$1,057 · 40 payments
- Education$75.90 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Psychiatry & Neurology, Neurology providers in Alhambra
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