Katarzyna Magdalena Walosik-Arenall, M.D.
NPI 1851598775ActiveIndividual· Anesthesiology· Orange Park, FL
Anesthesiology (M.D.) in Orange Park, Florida, trained at University of Florida College of Medicine (class of 2007). Medicare paid $24,166 for services to 111 patients in 2024. Merck Sharp & Dohme LLC was the largest of 2 companies reporting payments in 2025, $66.80 in all, mostly food and beverage.
Overview
| NPI | 1851598775 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 3, 2007 |
| Last updated in NPPES | May 18, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | ME112482 | FL |
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 - Anesthesiology (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 111 |
|---|---|
| Services billed | 318 across 38 procedure codes |
| Paid by Medicare | $24,166 |
Education and affiliations
| Medical school | University of Florida College of Medicine |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Anesthesiology |
Medical group
- American Anesthesiology Services of Florida IncFort Myers, FL · 171 clinicians
Hospital affiliation
- Flagler HospitalSaint Augustine, FL
Industry payments (Open Payments)
- 2025$66.80 · 3 payments from 2 companies
- 2024$1,094 · 9 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $46.26 | 2 |
| Edwards Lifesciences Corporation | $20.54 | 1 |
What the 2025 payments were for
- Food and Beverage$66.80 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 anesthesiologists in Orange Park · All anesthesiologists in Florida