Matthew James Butler, M.D.
NPI 1013297167ActiveIndividual· Internal Medicine, Hematology & Oncology· San Antonio, TX
Internal Medicine, Hematology & Oncology (M.D.) with University of Texas Health Science Center at San Antonio, practicing in San Antonio, Texas. Their prescriptions cost Medicare Part D more than their services did: $12,118,434 for 1,727 claims, against $986,342 paid for services in 2024. Janssen Biotech, Inc. was the largest of 4 companies reporting payments in 2025, $1,953 in all, mostly consulting fees. Lists University Health System and 1 other hospital as hospital affiliations.
Overview
| NPI | 1013297167 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 22, 2011 |
| Last updated in NPPES | Sep 21, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | R8326 | TX |
| Internal Medicine | 207R00000X | MT200526 | PA |
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 - Hematology/Oncology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 453 |
|---|---|
| Services billed | 46,806 across 111 procedure codes |
| Paid by Medicare | $986,342 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,727 · 1,981 30-day fills |
|---|---|
| Patients | 145 |
| Total drug cost | $12,118,434 |
| Generic share | 68% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| 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$1,953 · 6 payments from 4 companies
- 2024$3,091 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $1,731 | 3 |
| Karyopharm Therapeutics Inc. | $177.36 | 1 |
| Novartis Pharmaceuticals Corporation | $27.95 | 1 |
| Pfizer Inc. | $17.16 | 1 |
What the 2025 payments were for
- Consulting Fee$1,575 · 1 payment
- Food and Beverage$361.28 · 4 payments
- Education$17.16 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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