Kevin Diasti
NPI 1376049304ActiveIndividual· Internal Medicine, Hematology & Oncology· Leesburg, VA
Internal Medicine, Hematology & Oncology in Leesburg, Virginia, trained at Georgetown University School of Medicine (class of 2018). In 2024 Medicare paid $667,601 for 158 patients, and Part D covered 72 of their prescriptions, 78% of them generic. Pfizer Inc. was the largest of 12 companies reporting payments in 2025, $476.72 in all, mostly food and beverage.
Overview
| NPI | 1376049304 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Mar 30, 2018 |
| Last updated in NPPES | Nov 3, 2025 |
| Certified by provider | Nov 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 0101282917 | VA |
| Internal Medicine, Hematology | 207RH0000X | 0101282917 | VA |
| Internal Medicine, Medical Oncology | 207RX0202X | 0101282917 | VA |
| Internal Medicine | 207R00000X | 0101282917 | VA |
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 (DC); Practitioner - Hematology/Oncology (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 158 |
|---|---|
| Services billed | 35,382 across 118 procedure codes |
| Paid by Medicare | $667,601 |
Part D prescriptions in 2024
| Prescriptions (claims) | 72 · 86 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $165,705 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | Georgetown University School of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Virginia Cancer Specialists, P.C.Arlington, VA · 82 clinicians
Hospital affiliations
- Inova Loudoun HospitalLeesburg, VA
- Reston Hospital CenterReston, VA
Industry payments (Open Payments)
- 2025$476.72 · 19 payments from 12 companies
- 2024$456.06 · 12 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $96.67 | 4 |
| Daiichi Sankyo Inc. | $75.97 | 3 |
| Novartis Pharmaceuticals Corporation | $55.75 | 2 |
| Genentech USA, Inc. | $43.49 | 2 |
| Astrazeneca Pharmaceuticals LP | $34.03 | 1 |
What the 2025 payments were for
- Food and Beverage$476.72 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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