Andrew J. Olafsson, M.D.
NPI 1144279332ActiveIndividual· Internal Medicine, Nephrology· Milwaukee, WI
Internal Medicine, Nephrology (M.D.) in Milwaukee, Wisconsin, trained at University of Wisconsin School of Medicine (class of 2004). In 2024 Medicare paid $104,848 for 272 patients, and Part D covered 1,018 of their prescriptions, 88% of them generic. Sanofi-Aventis U.S. LLC was the largest of 3 companies reporting payments in 2025, $148.18 in all, mostly food and beverage.
Overview
| NPI | 1144279332 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 8, 2006 |
| Last updated in NPPES | Dec 20, 2021 |
| Certified by provider | Dec 20, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 48683 | WI |
| Internal Medicine | 207R00000X | 48683 | WI |
| Internal Medicine | 207R00000X | 37158 | IA |
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 (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 272 |
|---|---|
| Services billed | 1,116 across 14 procedure codes |
| Paid by Medicare | $104,848 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,018 · 2,566 30-day fills |
|---|---|
| Patients | 185 |
| Total drug cost | $92,046 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Milwaukee Nephrologists SCGlendale, WI · 21 clinicians
Hospital affiliations
- Ascension Columbia St Marys Hospital MilwaukeeMilwaukee, WI
- Ascension Se Wisconsin HospitalMilwaukee, WI
- Community Memorial HospitalMenomonee Falls, WI
- Waukesha Memorial HospitalWaukesha, WI
- West Allis Memorial HospitalWest Allis, WI
Other facilities
- Davita Bluemound DialysisDialysis facility · Wauwatosa, WI
- Davita Bluemound Dialysis PdDialysis facility · Wauwatosa, WI
- Davita Brookfield DialysisDialysis facility · Brookfield, WI
- Davita South Ridge DialysisDialysis facility · Greenfield, WI
- Davita Spring City DialysisDialysis facility · Waukesha, WI
- St Josephs HospitalInpatient rehabilitation facility · Milwaukee, WI
Industry payments (Open Payments)
- 2025$148.18 · 3 payments from 3 companies
- 2024$52.07 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sanofi-Aventis U.S. LLC | $88.48 | 1 |
| Mallinckrodt Hospital Products Inc. | $33.03 | 1 |
| Genzyme Corporation | $26.67 | 1 |
What the 2025 payments were for
- Food and Beverage$148.18 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 75 nephrologists in Milwaukee · All nephrologists in Wisconsin