Antonio Herlander Fontelonga
NPI 1437164100ActiveIndividual· Internal Medicine, Hematology & Oncology· Reno, NV
Internal Medicine, Hematology & Oncology with Gordon Grado MD Inc, practicing in Reno, Nevada. In 2024 Medicare paid $1,208,912 for 197 patients, and Part D covered 455 of their prescriptions, 79% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 31 companies reporting payments in 2025, $2,718 in all, mostly food and beverage. Lists Yuma Regional Medical Center as a hospital affiliation.
Overview
| NPI | 1437164100 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jul 30, 2006 |
| Last updated in NPPES | Nov 6, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 100667 | NV |
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 (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 197 |
|---|---|
| Services billed | 48,920 across 73 procedure codes |
| Paid by Medicare | $1,208,912 |
Part D prescriptions in 2024
| Prescriptions (claims) | 455 · 747 30-day fills |
|---|---|
| Patients | 97 |
| Total drug cost | $1,195,821 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 1976 |
|---|---|
| Medicare specialty | Hematology/Oncology |
Medical group
- Gordon Grado MD IncPlymouth, MN · 5 clinicians
Hospital affiliation
- Yuma Regional Medical CenterYuma, AZ
Industry payments (Open Payments)
- 2025$2,718 · 120 payments from 31 companies
- 2024$1,446 · 70 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $379.35 | 19 |
| Janssen Biotech, Inc. | $345.61 | 12 |
| Merck Sharp & Dohme LLC | $275.36 | 12 |
| Glaxosmithkline, LLC. | $206.68 | 8 |
| Novartis Pharmaceuticals Corporation | $193.20 | 10 |
What the 2025 payments were for
- Food and Beverage$2,625 · 119 payments
- Education$92.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 22 hematologist-oncologists in Reno · All hematologist-oncologists in Nevada