Fahad Aziz, M.D
NPI 1881968188ActiveIndividual· Internal Medicine, Nephrology· Fitchburg, WI
Internal Medicine, Nephrology (M.D) with University of Wisconsin Medical Foundation Inc, practicing in Fitchburg, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $239,825 for 2,881 claims, against $34,304 paid for services in 2024. Amgen Inc. reported $8,618 in payments in 2025, mostly speaking and faculty fees. Lists Marshfield Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1881968188 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Mar 5, 2012 |
| Last updated in NPPES | Feb 3, 2021 |
| Certified by provider | Feb 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 64948 | WI |
| Internal Medicine | 207R00000X | 2014029667 | MO |
| Internal Medicine | 207R00000X | 64948 | WI |
| Hospitalist | 208M00000X | 2012-01401 | NC |
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 - Nephrology (IL); Practitioner - Nephrology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 250 |
|---|---|
| Services billed | 783 across 34 procedure codes |
| Paid by Medicare | $34,304 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,881 · 5,277 30-day fills |
|---|---|
| Patients | 265 |
| Total drug cost | $239,825 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- University of Wisconsin Medical Foundation IncMadison, WI · 2,553 clinicians
Hospital affiliations
- Marshfield Medical CenterMarshfield, WI
- Marshfield Medical Center - Eau ClaireEau Claire, WI
- Thedacare Regional Med Ctr - NeenahNeenah, WI
- University of Wi Hospitals & Clinics AuthorityMadison, WI
- Uw HealthRockford, IL
Industry payments (Open Payments)
- 2025$8,618 · 6 payments from 1 company
- 2024$1,547 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $8,618 | 6 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$8,400 · 4 payments
- Travel and Lodging$192.00 · 1 payment
- Food and Beverage$25.57 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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