Avi Bart Markowitz, M.D.
NPI 1336155662ActiveIndividual· Internal Medicine, Hematology & Oncology· Galveston, TX
Internal Medicine, Hematology & Oncology (M.D.) in Galveston, Texas, trained at University of California, San Francisco School of Medicine (class of 1981). Their prescriptions cost Medicare Part D more than their services did: $1,603,221 for 297 claims, against $9,360 paid for services in 2024.
Overview
| NPI | 1336155662 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 31, 2006 |
| Last updated in NPPES | Mar 19, 2026 |
| Certified by provider | Mar 19, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | H3701 | TX |
| Internal Medicine, Medical Oncology | 207RX0202X | H3701 | 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 - Hematology/Oncology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 68 |
|---|---|
| Services billed | 143 across 10 procedure codes |
| Paid by Medicare | $9,360 |
Part D prescriptions in 2024
| Prescriptions (claims) | 297 · 457 30-day fills |
|---|---|
| Patients | 75 |
| Total drug cost | $1,603,221 |
| Generic share | 64% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Utmb Faculty Group PracticeGalveston, TX · 1,101 clinicians
Hospital affiliation
- University of Texas Medical Branch GalvestonGalveston, TX
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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