Peter Mariani, MD
NPI 1679520514ActiveIndividual· Internal Medicine, Pulmonary Disease· Kenosha, WI
Internal Medicine, Pulmonary Disease (MD) with Zenith Healthcare SC, practicing in Kenosha, Wisconsin. Their prescriptions cost Medicare Part D more than their services did: $116,723 for 540 claims, against $16,280 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 10 companies reporting payments in 2025, $559.99 in all, mostly food and beverage. Lists Aurora Medical Center Kenosha and 1 other hospital as hospital affiliations.
Overview
| NPI | 1679520514 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 27, 2006 |
| Last updated in NPPES | Jul 6, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 23819 | WI |
| Internal Medicine | 207R00000X | 23819 | WI |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 23819 | 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 - Pulmonary Disease (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 80 |
|---|---|
| Services billed | 247 across 10 procedure codes |
| Paid by Medicare | $16,280 |
Part D prescriptions in 2024
| Prescriptions (claims) | 540 · 772 30-day fills |
|---|---|
| Patients | 93 |
| Total drug cost | $116,723 |
| Generic share | 64% of claims |
Education and affiliations
| Graduation year | 1975 |
|---|---|
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Critical Care (Intensivists), Internal Medicine |
Medical group
- Zenith Healthcare SCKenosha, WI · 13 clinicians
Hospital affiliations
- Aurora Medical Center KenoshaKenosha, WI
- Froedtert South Inc.Kenosha, WI
Industry payments (Open Payments)
- 2025$559.99 · 35 payments from 10 companies
- 2024$656.27 · 39 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $185.72 | 19 |
| Kestra Medical Technology Services, Inc. | $101.66 | 2 |
| Novo Nordisk Inc | $84.15 | 4 |
| Astrazeneca Pharmaceuticals LP | $66.79 | 3 |
| Aimmune Therapeutics, Inc. | $29.88 | 1 |
What the 2025 payments were for
- Food and Beverage$559.99 · 35 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Pulmonary Disease providers in Kenosha
- 1861618597
- 1770530750
- 1760439608
- 1821449182
- 1902015167
All Internal Medicine, Pulmonary Disease providers in Wisconsin →