Robert Frank Alessi, M.D.
NPI 1770685901ActiveIndividual· Psychiatry & Neurology, Psychiatry· San Marcos, CA
Psychiatry & Neurology, Psychiatry (M.D.) in San Marcos, California, licensed in CA, with an NPI issued in September 2006. Part D covered 521 prescriptions written in 2024, 98% of them generic. Neurocrine Biosciences, Inc. was the largest of 2 companies reporting payments in 2025, $46.22 in all, mostly food and beverage.
Overview
| NPI | 1770685901 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 1, 2006 |
| Last updated in NPPES | May 6, 2021 |
| Certified by provider | May 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | G89408 | CA |
| Psychiatry & Neurology, Child & Adolescent Psychiatry | 2084P0804X | G89408 | CA |
| Psychiatry & Neurology, Geriatric Psychiatry | 2084P0805X | G89408 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Psychiatry (CA); Practitioner - Psychiatry (TN) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 521 · 1,148 30-day fills |
|---|---|
| Patients | 122 |
| Total drug cost | $23,665 |
| Generic share | 98% of claims |
Industry payments (Open Payments)
- 2025$46.22 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $31.70 | 1 |
| Otsuka America Pharmaceutical, Inc. | $14.52 | 1 |
What the 2025 payments were for
- Food and Beverage$46.22 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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