Isaiah Fiso, CNP
NPI 1528879657ActiveIndividual· Nurse Practitioner· Tucson, AZ
Nurse Practitioner (CNP) with Ironwood Dermatology PC, practicing in Tucson, Arizona. Enrolled in Medicare as practitioner - nurse practitioner. Genzyme Corporation was the largest of 10 companies reporting payments in 2025, $765.21 in all, mostly food and beverage.
Overview
| NPI | 1528879657 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CNP |
| Sole proprietor | No |
| NPI issued | Jan 17, 2025 |
| Last updated in NPPES | Jan 17, 2025 |
| Certified by provider | Jan 17, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 263991 | AZ |
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 - Nurse Practitioner (AZ) |
|---|
Education and affiliations
| Graduation year | 2024 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Ironwood Dermatology PCTucson, AZ · 10 clinicians
Industry payments (Open Payments)
- 2025$765.21 · 30 payments from 10 companies
- 2024$33.78 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $275.30 | 9 |
| Regeneron Healthcare Solutions, Inc. | $159.78 | 5 |
| Janssen Biotech, Inc. | $85.85 | 3 |
| Galderma Laboratories, L.P. | $63.22 | 3 |
| Novartis Pharmaceuticals Corporation | $52.81 | 2 |
What the 2025 payments were for
- Food and Beverage$765.21 · 30 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 222 nurse practitioners in Tucson · All nurse practitioners in Arizona