Andrey Vavrenyuk, MD
NPI 1093211195ActiveIndividual· Internal Medicine, Nephrology· Madison, WI
Internal Medicine, Nephrology (MD) with University of Wisconsin Medical Foundation Inc, practicing in Madison, Wisconsin. In 2024 Medicare paid $59,525 for 258 patients, and Part D covered 441 of their prescriptions, 88% of them generic. Penumbra, Inc. was the largest of 3 companies reporting payments in 2025, $445.66 in all, mostly food and beverage. Lists Fort Memorial Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1093211195 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 5, 2018 |
| Last updated in NPPES | Jul 6, 2023 |
| Certified by provider | Jul 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 81605-20 | WI |
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 | 258 |
|---|---|
| Services billed | 798 across 45 procedure codes |
| Paid by Medicare | $59,525 |
Part D prescriptions in 2024
| Prescriptions (claims) | 441 · 923 30-day fills |
|---|---|
| Patients | 82 |
| Total drug cost | $53,289 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- University of Wisconsin Medical Foundation IncMadison, WI · 2,553 clinicians
Hospital affiliations
- Fort Memorial HospitalFort Atkinson, WI
- Richland HospitalRichland Center, WI
- Unitypoint Health - MeriterMadison, WI
- University of Wi Hospitals & Clinics AuthorityMadison, WI
- Uw HealthRockford, IL
Other facilities
- Fresenius Kidney Care American ParkwayDialysis facility · Madison, WI
Industry payments (Open Payments)
- 2025$445.66 · 3 payments from 3 companies
- 2024$378.17 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Penumbra, Inc. | $157.01 | 1 |
| Mozarc Medical US LLC | $156.10 | 1 |
| Venturemed Group, Inc. | $132.55 | 1 |
What the 2025 payments were for
- Food and Beverage$445.66 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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