Robert Wayne Baker, N.P.
NPI 1689225427ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Los Angeles, CA
Nurse Practitioner, Psych/Mental Health (N.P.) with Oceanside Medical Group A Medical Corporation, practicing in Los Angeles, California. Their prescriptions cost Medicare Part D more than their services did: $1,553,060 for 1,233 claims, against $518,623 paid for services in 2024. Alpha Cognition USA, Inc. was the largest of 7 companies reporting payments in 2025, $1,858 in all, mostly food and beverage. Lists L A Downtown Medical Center as a hospital affiliation.
Overview
| NPI | 1689225427 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | N.P. |
| Sole proprietor | Yes |
| NPI issued | Sep 23, 2019 |
| Last updated in NPPES | Nov 6, 2023 |
| Certified by provider | Nov 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 95012875 | CA |
| Nurse Practitioner, Primary Care | 363LP2300X | 95012875 | 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 - Nurse Practitioner (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,379 |
|---|---|
| Services billed | 10,512 across 15 procedure codes |
| Paid by Medicare | $518,623 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,233 · 1,247 30-day fills |
|---|---|
| Patients | 209 |
| Total drug cost | $1,553,060 |
| Generic share | 66% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Oceanside Medical Group A Medical CorporationSanta Monica, CA · 18 clinicians
Hospital affiliation
- L A Downtown Medical CenterLos Angeles, CA
Industry payments (Open Payments)
- 2025$1,858 · 35 payments from 7 companies
- 2024$1,803 · 38 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alpha Cognition USA, Inc. | $527.65 | 2 |
| Teva Pharmaceuticals USA, Inc. | $455.50 | 9 |
| E.R. Squibb & Sons, L.L.C. | $306.04 | 4 |
| Otsuka America Pharmaceutical, Inc. | $250.74 | 8 |
| Neurocrine Biosciences, Inc. | $141.23 | 5 |
What the 2025 payments were for
- Food and Beverage$1,858 · 35 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 411 psychiatric nurse practitioners in Los Angeles · All psychiatric nurse practitioners in California