Mariko Pusinelli, FNP-BC
NPI 1871203968ActiveIndividual· Nurse Practitioner· Elmhurst, IL
Nurse Practitioner (FNP-BC) with Endeavor Health Medical Group, practicing in Elmhurst, Illinois. Their prescriptions cost Medicare Part D more than their services did: $1,095,254 for 880 claims, against $6,728 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 21 companies reporting payments in 2025, $1,147 in all, mostly food and beverage. Lists Edward Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1871203968 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-BC |
| Sole proprietor | Yes |
| NPI issued | Nov 29, 2022 |
| Last updated in NPPES | Aug 27, 2024 |
| Certified by provider | Aug 27, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 209016301 | IL |
| Nurse Practitioner, Family | 363LF0000X | 209016301 | 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 - Nurse Practitioner (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 89 |
|---|---|
| Services billed | 117 across 5 procedure codes |
| Paid by Medicare | $6,728 |
Part D prescriptions in 2024
| Prescriptions (claims) | 880 · 1,583 30-day fills |
|---|---|
| Patients | 299 |
| Total drug cost | $1,095,254 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Endeavor Health Medical GroupEvanston, IL · 3,350 clinicians
Hospital affiliations
- Edward HospitalNaperville, IL
- Elmhurst Memorial HospitalElmhurst, IL
- Swedish HospitalChicago, IL
Industry payments (Open Payments)
- 2025$1,147 · 45 payments from 21 companies
- 2024$1,553 · 71 payments from 30 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $153.01 | 7 |
| Janssen Biotech, Inc. | $150.41 | 5 |
| Novartis Pharmaceuticals Corporation | $118.91 | 6 |
| Genentech USA, Inc. | $107.97 | 4 |
| Jazz Pharmaceuticals Inc. | $73.04 | 2 |
What the 2025 payments were for
- Food and Beverage$1,147 · 45 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 70 nurse practitioners in Elmhurst · All nurse practitioners in Illinois