William P. Towne, M.D.
NPI 1003803552ActiveIndividual· Internal Medicine, Interventional Cardiology· Geneva, IL
Internal Medicine, Interventional Cardiology (M.D.) in Geneva, Illinois, trained at Loyola University of Chicago, Stritch School of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $709,363 for 5,753 claims, against $117,975 paid for services in 2024. W. L. Gore & Associates, Inc. was the largest of 2 companies reporting payments in 2025, $254.59 in all, mostly food and beverage.
Overview
| NPI | 1003803552 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 30, 2005 |
| Last updated in NPPES | Jul 30, 2024 |
| Certified by provider | Jul 30, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | 036090103 | IL |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 036090103 | 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 - Interventional Cardiology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,657 |
|---|---|
| Services billed | 4,369 across 49 procedure codes |
| Paid by Medicare | $117,975 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,753 · 16,292 30-day fills |
|---|---|
| Patients | 526 |
| Total drug cost | $709,363 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Loyola University of Chicago, Stritch School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Interventional Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology), Internal Medicine |
Medical group
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
Hospital affiliations
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine Delnor Community HospitalGeneva, IL
- Northwestern Medicine Kishwaukee HospitalDekalb, IL
- Northwestern Medicine McHenryMcHenry, IL
- Northwestern Memorial HospitalChicago, IL
Industry payments (Open Payments)
- 2025$254.59 · 4 payments from 2 companies
- 2024$109.13 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| W. L. Gore & Associates, Inc. | $158.52 | 1 |
| Abiomed | $96.07 | 3 |
What the 2025 payments were for
- Food and Beverage$254.59 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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