Nattapron Tun
NPI 1225597388ActiveIndividual· Internal Medicine, Hematology & Oncology· Frisco, TX
Internal Medicine, Hematology & Oncology in Frisco, Texas, trained at University of Texas Medical Branch at Galveston (class of 2019). Part D covered 87 prescriptions written in 2024, 68% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 18 companies reporting payments in 2025, $691.76 in all, mostly food and beverage.
Overview
| NPI | 1225597388 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Mar 18, 2019 |
| Last updated in NPPES | Jun 25, 2025 |
| Certified by provider | Jun 25, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | V2585 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Hematology/Oncology (TX) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 87 · 118 30-day fills |
|---|---|
| Patients | 18 |
| Total drug cost | $333,148 |
| Generic share | 68% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine, Medical Oncology |
| Telehealth | Offers telehealth |
Medical group
- Texas Oncology PAPlano, TX · 1,014 clinicians
Hospital affiliations
Industry payments (Open Payments)
- 2025$691.76 · 26 payments from 18 companies
- 2024$1,281 · 30 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $131.51 | 3 |
| Celgene Corporation | $85.91 | 3 |
| Merck Sharp & Dohme LLC | $59.53 | 2 |
| Pfizer Inc. | $51.02 | 2 |
| Eisai Inc. | $48.90 | 2 |
What the 2025 payments were for
- Food and Beverage$605.44 · 25 payments
- Education$86.32 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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