Leslie J. Padrnos, M.D.
NPI 1225328545ActiveIndividual· Internal Medicine, Hematology & Oncology· Scottsdale, AZ
Internal Medicine, Hematology & Oncology (M.D.) with Mayo Clinic Arizona and 1 other group, practicing in Scottsdale, Arizona. In 2024 Medicare paid $2,361,593 for 656 patients, and Part D covered 50 of their prescriptions, 30% of them generic. Pinnacle Biologics, Inc was the largest of 3 companies reporting payments in 2025, $251.66 in all, mostly food and beverage. Lists Mayo Clinic Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1225328545 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 8, 2011 |
| Last updated in NPPES | Sep 3, 2020 |
| Certified by provider | Sep 3, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 45979 | AZ |
| Internal Medicine, Hematology & Oncology | 207RH0003X | MD60770447 | WA |
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); Practitioner - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 656 |
|---|---|
| Services billed | 99,426 across 157 procedure codes |
| Paid by Medicare | $2,361,593 |
Part D prescriptions in 2024
| Prescriptions (claims) | 50 · 90 30-day fills |
|---|---|
| Patients | 29 |
| Total drug cost | $228,034 |
| Generic share | 30% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical groups
- Mayo Clinic ArizonaScottsdale, AZ · 1,626 clinicians
- Phoenix Children's HospitalPhoenix, AZ · 437 clinicians
Hospital affiliations
- Mayo Clinic HospitalPhoenix, AZ
- Phoenix Children's HospitalPhoenix, AZ
Industry payments (Open Payments)
- 2025$251.66 · 3 payments from 3 companies
- 2024$241.97 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pinnacle Biologics, Inc | $105.35 | 1 |
| Alexion Pharmaceuticals, Inc. | $103.06 | 1 |
| Astrazeneca Pharmaceuticals LP | $43.25 | 1 |
What the 2025 payments were for
- Food and Beverage$208.41 · 2 payments
- Education$43.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 83 hematologist-oncologists in Scottsdale · All hematologist-oncologists in Arizona