Ivanoe Jose Antonio Vega Dulanto, MD
NPI 1992913461ActiveIndividual· Internal Medicine, Hematology & Oncology· Abilene, TX
Internal Medicine, Hematology & Oncology (MD) with Hendrick Provider Network, practicing in Abilene, Texas. Their prescriptions cost Medicare Part D more than their services did: $2,388,048 for 1,054 claims, against $66,190 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 21 companies reporting payments in 2025, $800.05 in all, mostly food and beverage. Lists Hendrick Medical Center as a hospital affiliation.
Overview
| NPI | 1992913461 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 18, 2007 |
| Last updated in NPPES | Apr 9, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | N2866 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 266 |
|---|---|
| Services billed | 1,118 across 11 procedure codes |
| Paid by Medicare | $66,190 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,054 · 1,405 30-day fills |
|---|---|
| Patients | 180 |
| Total drug cost | $2,388,048 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Hendrick Provider NetworkAbilene, TX · 239 clinicians
Hospital affiliation
- Hendrick Medical CenterAbilene, TX
Industry payments (Open Payments)
- 2025$800.05 · 35 payments from 21 companies
- 2024$418.89 · 19 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $114.66 | 5 |
| Pfizer Inc. | $77.28 | 4 |
| Novartis Pharmaceuticals Corporation | $67.57 | 3 |
| Gilead Sciences, Inc. | $48.55 | 2 |
| Astrazeneca Pharmaceuticals LP | $47.80 | 2 |
What the 2025 payments were for
- Food and Beverage$800.05 · 35 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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