Jimmitti Teysir, MD
NPI 1629605233ActiveIndividual· Internal Medicine, Medical Oncology· New York, NY
Internal Medicine, Medical Oncology (MD) in New York, New York, trained at Icahn School of Medicine at Mount Sinai (class of 2020). Part D covered 50 prescriptions written in 2024, 96% of them generic. Genentech USA, Inc. was the largest of 2 companies reporting payments in 2025, $305.38 in all, mostly food and beverage.
Overview
| NPI | 1629605233 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 24, 2020 |
| Last updated in NPPES | Jun 5, 2025 |
| Certified by provider | Jun 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 324325 | NY |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
| Internal Medicine | 207R00000X | 324325 | NY |
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 - Medical Oncology (NY) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 50 · 82 30-day fills |
|---|---|
| Patients | 33 |
| Total drug cost | $15,967 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Icahn School of Medicine at Mount Sinai |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Memorial Solid Tumor GroupNew York, NY · 234 clinicians
- Mskcc Regional NetworkCommack, NY · 136 clinicians
Industry payments (Open Payments)
- 2025$305.38 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genentech USA, Inc. | $154.44 | 1 |
| Genentech, Inc. | $150.94 | 1 |
What the 2025 payments were for
- Food and Beverage$305.38 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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