David Allen Takehana, DO
NPI 1518548221ActiveIndividual· Psychiatry & Neurology, Psychiatry· Ontario, CA
Psychiatry & Neurology, Psychiatry (DO) with County of San Bernardino, practicing in Ontario, California. Part D covered 845 prescriptions written in 2024, 92% of them generic. Teva Pharmaceuticals USA, Inc. was the largest of 2 companies reporting payments in 2025, $139.94 in all, mostly education.
Overview
| NPI | 1518548221 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | Apr 15, 2021 |
| Last updated in NPPES | Jun 25, 2025 |
| Certified by provider | Jun 25, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 20A22288 | CA |
| Psychiatry & Neurology, Child & Adolescent Psychiatry | 2084P0804X | 20A22288 | 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) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 845 · 914 30-day fills |
|---|---|
| Patients | 58 |
| Total drug cost | $187,987 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Psychiatry |
Medical group
- County of San BernardinoOntario, CA · 79 clinicians
Industry payments (Open Payments)
- 2025$139.94 · 2 payments from 2 companies
- 2024$52.46 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Teva Pharmaceuticals USA, Inc. | $111.49 | 1 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $28.45 | 1 |
What the 2025 payments were for
- Education$111.49 · 1 payment
- Food and Beverage$28.45 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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