Mitchell Stewart Von Itzstein, MD
NPI 1134613532ActiveIndividual· Internal Medicine, Hematology & Oncology· Dallas, TX
Internal Medicine, Hematology & Oncology (MD) with University of Texas Southwestern Medical Center at Dallas, practicing in Dallas, Texas. Their prescriptions cost Medicare Part D more than their services did: $13,050 for 78 claims, against $6,013 paid for services in 2024. Janssen Biotech, Inc. was the largest of 2 companies reporting payments in 2025, $116.27 in all, mostly food and beverage. Lists Parkland Health & Hospital System and 1 other hospital as hospital affiliations.
Overview
| NPI | 1134613532 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 19, 2018 |
| Last updated in NPPES | Aug 5, 2024 |
| Certified by provider | Aug 5, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | T0032 | TX |
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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 24 |
|---|---|
| Services billed | 51 across 5 procedure codes |
| Paid by Medicare | $6,013 |
Part D prescriptions in 2024
| Prescriptions (claims) | 78 · 80 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $13,050 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- University of Texas Southwestern Medical Center at DallasDallas, TX · 3,187 clinicians
Hospital affiliations
Industry payments (Open Payments)
- 2025$116.27 · 2 payments from 2 companies
- 2024$325.06 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $102.23 | 1 |
| Array Biopharma Inc | $14.04 | 1 |
What the 2025 payments were for
- Food and Beverage$116.27 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 146 hematologist-oncologists in Dallas · All hematologist-oncologists in Texas