Jessica Leigh Tomasiewicz, NP
NPI 1841516614ActiveIndividual· Nurse Practitioner· Elgin, IL
Nurse Practitioner (NP) with Dupage Medical Group Ltd, practicing in Elgin, Illinois. Their prescriptions cost Medicare Part D more than their services did: $493,232 for 6,017 claims, against $162,656 paid for services in 2024. Abbvie Inc. was the largest of 3 companies reporting payments in 2025, $95.72 in all, mostly food and beverage. Lists Advocate Sherman Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1841516614 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Apr 19, 2010 |
| Last updated in NPPES | Jul 12, 2023 |
| Certified by provider | Jul 12, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 209008119 | IL |
| Nurse Practitioner, Adult Health | 363LA2200X | 209.008119 | 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 | 296 |
|---|---|
| Services billed | 6,517 across 84 procedure codes |
| Paid by Medicare | $162,656 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,017 · 14,924 30-day fills |
|---|---|
| Patients | 459 |
| Total drug cost | $493,232 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Dupage Medical Group LtdWinfield, IL · 1,322 clinicians
Hospital affiliations
- Advocate Sherman HospitalElgin, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine Delnor Community HospitalGeneva, IL
- Northwestern Medicine McHenryMcHenry, IL
- Saint Joseph Hospital-ElginElgin, IL
Other facilities
- Advocate Home Health Care ServHome health agency · Oakbrook, IL
- Empower Home Health ServicesHome health agency · West Dundee, IL
Industry payments (Open Payments)
- 2025$95.72 · 4 payments from 3 companies
- 2024$620.36 · 29 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $59.74 | 2 |
| Janssen Pharmaceuticals, Inc | $21.40 | 1 |
| Exact Sciences Corporation | $14.58 | 1 |
What the 2025 payments were for
- Food and Beverage$95.72 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 47 nurse practitioners in Elgin · All nurse practitioners in Illinois