Jane Mattei, MD
NPI 1821564915ActiveIndividual· Internal Medicine, Medical Oncology· San Antonio, TX
Internal Medicine, Medical Oncology (MD) with University of Texas Health Science Center at San Antonio, practicing in San Antonio, Texas. 293 Medicare patients in 2024, $1,399,463 paid; nearly all of their 247 Part D prescriptions were generic (92%). Immunocore Limited was the largest of 7 companies reporting payments in 2025, $3,493 in all, mostly honoraria. Lists University Health System and 1 other hospital as hospital affiliations.
Overview
| NPI | 1821564915 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 16, 2018 |
| Last updated in NPPES | Mar 14, 2023 |
| Certified by provider | Mar 14, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 47633 | TX |
| Internal Medicine | 207R00000X | 47633 | TX |
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 - Medical Oncology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 293 |
|---|---|
| Services billed | 56,629 across 123 procedure codes |
| Paid by Medicare | $1,399,463 |
Part D prescriptions in 2024
| Prescriptions (claims) | 247 · 264 30-day fills |
|---|---|
| Patients | 49 |
| Total drug cost | $78,026 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology |
| Telehealth | Offers telehealth |
Medical group
- University of Texas Health Science Center at San AntonioSan Antonio, TX · 1,297 clinicians
Hospital affiliations
- University Health SystemSan Antonio, TX
- Ut Health San Antonio Multispecialty & Research HoSan Antonio, TX
Industry payments (Open Payments)
- 2025$3,493 · 20 payments from 7 companies
- 2024$191.16 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Immunocore Limited | $3,043 | 8 |
| Caris Mpi, Inc. | $171.05 | 1 |
| Pfizer Inc. | $96.76 | 6 |
| Seagen Inc. | $92.99 | 1 |
| Regeneron Healthcare Solutions, Inc. | $51.45 | 2 |
What the 2025 payments were for
- Honoraria$2,000 · 1 payment
- Travel and Lodging$754.55 · 3 payments
- Food and Beverage$645.71 · 15 payments
- Education$92.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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