Margarita M. Alonso, M.D.
NPI 1780618082ActiveIndividual· Psychiatry & Neurology, Psychiatry· Poway, CA
Psychiatry & Neurology, Psychiatry (M.D.) in Poway, California, licensed in CA, with an NPI issued in July 2006. Their prescriptions cost Medicare Part D more than their services did: $45,226 for 521 claims, against $22,555 paid for services in 2024. Astrazeneca Pharmaceuticals LP reported $120.25 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1780618082 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 10, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | G-75461 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Psychiatry (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 33 |
|---|---|
| Services billed | 324 across 5 procedure codes |
| Paid by Medicare | $22,555 |
Part D prescriptions in 2024
| Prescriptions (claims) | 521 · 1,079 30-day fills |
|---|---|
| Patients | 52 |
| Total drug cost | $45,226 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$120.25 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $120.25 | 1 |
What the 2025 payments were for
- Food and Beverage$120.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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