Timothy A. Pflederer, MD
NPI 1154451573ActiveIndividual· Internal Medicine, Nephrology· Peoria, IL
Internal Medicine, Nephrology (MD) in Peoria, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $64,604 for 566 claims, against $21,504 paid for services in 2024. Bard Peripheral Vascular, Inc. was the largest of 2 companies reporting payments in 2025, $8,907 in all, mostly consulting fees.
Overview
| NPI | 1154451573 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 6, 2007 |
| Last updated in NPPES | Jul 1, 2026 |
| Certified by provider | Jul 1, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 036084038 | IL |
| Surgery, Vascular Surgery | 2086S0129X | 036084038 | IL |
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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 102 |
|---|---|
| Services billed | 206 across 23 procedure codes |
| Paid by Medicare | $21,504 |
Part D prescriptions in 2024
| Prescriptions (claims) | 566 · 1,099 30-day fills |
|---|---|
| Patients | 78 |
| Total drug cost | $64,604 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Nephrology |
Medical group
- Renalcare Associates, S.C.Princeton, IL · 52 clinicians
Industry payments (Open Payments)
- 2025$8,907 · 5 payments from 2 companies
- 2024$5,478 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bard Peripheral Vascular, Inc. | $8,888 | 4 |
| Nxstage Medical, Inc. | $19.26 | 1 |
What the 2025 payments were for
- Consulting Fee$8,888 · 4 payments
- Food and Beverage$19.26 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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