Michael Nathen Warren, MPAS, PA-C
NPI 1114329810ActiveIndividual· Physician Assistant· Fayetteville, NY
Physician Assistant (MPAS, PA-C) with Fife Dermatology Utah, practicing in Fayetteville, New York. 590 Medicare patients in 2024, $126,327 paid; nearly all of their 515 Part D prescriptions were generic (96%). Abbvie Inc. was the largest of 14 companies reporting payments in 2025, $836.45 in all, mostly food and beverage.
Overview
| NPI | 1114329810 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MPAS, PA-C |
| Sole proprietor | No |
| NPI issued | Sep 24, 2014 |
| Last updated in NPPES | Sep 8, 2021 |
| Certified by provider | Sep 8, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 8177613-1206 | UT |
| Specialist/Technologist, Athletic Trainer | 2255A2300X | 8177613-4810 | UT |
| Physician Assistant | 363A00000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (UT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 590 |
|---|---|
| Services billed | 4,076 across 49 procedure codes |
| Paid by Medicare | $126,327 |
Part D prescriptions in 2024
| Prescriptions (claims) | 515 · 597 30-day fills |
|---|---|
| Patients | 261 |
| Total drug cost | $85,062 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Fife Dermatology UtahSt George, UT · 3 clinicians
Industry payments (Open Payments)
- 2025$836.45 · 30 payments from 14 companies
- 2024$654.22 · 34 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $334.07 | 14 |
| Janssen Biotech, Inc. | $114.96 | 1 |
| Arcutis Biotherapeutics, Inc. | $68.21 | 1 |
| Galderma Laboratories, L.P. | $56.76 | 2 |
| Pfizer Inc. | $54.76 | 3 |
What the 2025 payments were for
- Food and Beverage$836.45 · 30 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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