Malgorzata A. Kochanek, M.D.
NPI 1982048435ActiveIndividual· Internal Medicine, Nephrology· Park Ridge, IL
Internal Medicine, Nephrology (M.D.) in Park Ridge, Illinois, trained at Chicago College of Medicine and Surgery (class of 2013). 485 Medicare patients in 2024, $134,676 paid; nearly all of their 1,199 Part D prescriptions were generic (94%). Travere Therapeutics, Inc. was the largest of 7 companies reporting payments in 2025, $413.74 in all, mostly food and beverage.
Overview
| NPI | 1982048435 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 25, 2013 |
| Last updated in NPPES | Nov 22, 2024 |
| Certified by provider | Nov 22, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 036.140480 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nephrology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 485 |
|---|---|
| Services billed | 2,299 across 28 procedure codes |
| Paid by Medicare | $134,676 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,199 · 3,247 30-day fills |
|---|---|
| Patients | 219 |
| Total drug cost | $128,839 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | Chicago College of Medicine and Surgery |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Associates in Nephrology SCChicago, IL · 52 clinicians
Hospital affiliations
- Advocate Lutheran General HospitalPark Ridge, IL
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
Other facilities
- Concerto DialysisDialysis facility · Lincolnwood, IL
- Fmc - Des PlainesDialysis facility · Des Plaines, IL
- Fmc - NilesDialysis facility · Niles, IL
Industry payments (Open Payments)
- 2025$413.74 · 14 payments from 7 companies
- 2024$89.54 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Travere Therapeutics, Inc. | $178.80 | 4 |
| Calliditas Therapeutics US Inc. | $76.43 | 4 |
| Vifor Pharma, Inc. | $42.13 | 2 |
| Novartis Pharmaceuticals Corporation | $33.27 | 1 |
| Otsuka America Pharmaceutical, Inc. | $29.82 | 1 |
What the 2025 payments were for
- Food and Beverage$413.74 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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