Louie Coulis, M.D.
NPI 1023070364ActiveIndividual· Internal Medicine, Cardiovascular Disease· Sheboygan, WI
Internal Medicine, Cardiovascular Disease (M.D.) in Sheboygan, Wisconsin, trained at Indiana Medical College, School of Medicine of Purdue University (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $2,031,175 for 9,023 claims, against $194,854 paid for services in 2024. E.R. Squibb & Sons, L.L.C. reported $15.04 in payments in 2025, mostly education.
Overview
| NPI | 1023070364 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 3, 2006 |
| Last updated in NPPES | Apr 23, 2024 |
| Certified by provider | Apr 23, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 34045 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiovascular Disease (Cardiology) (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,035 |
|---|---|
| Services billed | 4,080 across 52 procedure codes |
| Paid by Medicare | $194,854 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,023 · 22,265 30-day fills |
|---|---|
| Patients | 1,196 |
| Total drug cost | $2,031,175 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | Indiana Medical College, School of Medicine of Purdue University |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical group
- Aurora Medical Group, Inc.Milwaukee, WI · 3,813 clinicians
Hospital affiliations
- Aurora Medical CenterGrafton, WI
- Aurora Medical Center Sheboygan CountySheboygan, WI
- Aurora St Lukes Medical CenterMilwaukee, WI
- Holy Family MemorialManitowoc, WI
Industry payments (Open Payments)
- 2025$15.04 · 1 payment from 1 company
- 2024$128.86 · 6 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $15.04 | 1 |
What the 2025 payments were for
- Education$15.04 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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