Adrian Preda, M.D.
NPI 1699833491ActiveIndividual· Psychiatry & Neurology, Psychiatry· Orange, CA
Psychiatry & Neurology, Psychiatry (M.D.) with The Department of Psychiatry, practicing in Orange, California. 214 Medicare patients in 2024, $57,236 paid; nearly all of their 269 Part D prescriptions were generic (97%). Neurocrine Biosciences, Inc. was the largest of 3 companies reporting payments in 2025, $2,169 in all, mostly travel and lodging. Lists Uci Health-Orange as a hospital affiliation.
Overview
| NPI | 1699833491 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Dec 5, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | C52180 | 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 - Psychiatry (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 214 |
|---|---|
| Services billed | 971 across 13 procedure codes |
| Paid by Medicare | $57,236 |
Part D prescriptions in 2024
| Prescriptions (claims) | 269 · 614 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $15,607 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Medical group
- The Department of PsychiatryOrange, CA · 29 clinicians
Hospital affiliation
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$2,169 · 16 payments from 3 companies
- 2024$328.27 · 4 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $1,994 | 14 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $130.00 | 1 |
| Alkermes, Inc. | $45.06 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,499 · 5 payments
- Food and Beverage$670.06 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 137 psychiatrists in Orange · All psychiatrists in California