Jonathan Aaron Massachi, MD
NPI 1114629367ActiveIndividual· Student in an Organized Health Care Education/Training Program· Los Angeles, CA
Student in an Organized Health Care Education/Training Program (MD) in Los Angeles, California, with an NPI issued in March 2023. Part D covered 146 prescriptions written in 2024, 96% of them generic. Novocure Inc. was the largest of 3 companies reporting payments in 2025, $454.25 in all, mostly food and beverage.
Overview
| NPI | 1114629367 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 21, 2023 |
| Last updated in NPPES | Jun 16, 2024 |
| Certified by provider | Jun 16, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Student in an Organized Health Care Education/Training Program Primary | 390200000X | — | — |
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 Order and Referring Only - Radiation Oncology (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 146 · 322 30-day fills |
|---|---|
| Patients | 40 |
| Total drug cost | $4,675 |
| Generic share | 96% of claims |
Industry payments (Open Payments)
- 2025$454.25 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novocure Inc. | $169.88 | 1 |
| Elekta, Inc. | $151.00 | 1 |
| Teleflex LLC | $133.37 | 1 |
What the 2025 payments were for
- Food and Beverage$454.25 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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