Nathan Punwani, MD
NPI 1053751800ActiveIndividual· Internal Medicine, Hematology & Oncology· Scottsdale, AZ
Internal Medicine, Hematology & Oncology (MD) with Mayo Clinic Arizona, practicing in Scottsdale, Arizona. In 2024 Medicare paid $2,961,679 for 845 patients, and Part D covered 811 of their prescriptions, 70% of them generic. Abbvie Inc. reported $17.50 in payments in 2025, mostly food and beverage. Lists Mayo Clinic Hospital as a hospital affiliation.
Overview
| NPI | 1053751800 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 25, 2013 |
| Last updated in NPPES | Nov 2, 2021 |
| Certified by provider | Nov 2, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 62474 | AZ |
| Internal Medicine, Hematology & Oncology | 207RH0003X | A141219 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | MTL001825 | DC |
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 | 845 |
|---|---|
| Services billed | 140,400 across 162 procedure codes |
| Paid by Medicare | $2,961,679 |
Part D prescriptions in 2024
| Prescriptions (claims) | 811 · 1,030 30-day fills |
|---|---|
| Patients | 123 |
| Total drug cost | $3,667,217 |
| Generic share | 70% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Mayo Clinic ArizonaScottsdale, AZ · 1,626 clinicians
Hospital affiliation
- Mayo Clinic HospitalPhoenix, AZ
Industry payments (Open Payments)
- 2025$17.50 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $17.50 | 1 |
What the 2025 payments were for
- Food and Beverage$17.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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