Theresa Kosovrasti, APN-CNP
NPI 1124797816ActiveIndividual· Nurse Practitioner· Naperville, IL
Nurse Practitioner (APN-CNP) with Endeavor Health Medical Group, practicing in Naperville, Illinois. Their prescriptions cost Medicare Part D more than their services did: $1,802 for 42 claims, against $1,182 paid for services in 2024. Heron Therapeutics, Inc. was the largest of 4 companies reporting payments in 2025, $215.27 in all, mostly food and beverage. Lists Edward Hospital as a hospital affiliation.
Overview
| NPI | 1124797816 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APN-CNP |
| Sole proprietor | No |
| NPI issued | Sep 7, 2021 |
| Last updated in NPPES | Apr 9, 2026 |
| Certified by provider | Apr 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 209022934 | IL |
| Nurse Practitioner, Family | 363LF0000X | 209.022934 | 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 | 17 |
|---|---|
| Services billed | 33 across 8 procedure codes |
| Paid by Medicare | $1,182 |
Part D prescriptions in 2024
| Prescriptions (claims) | 42 · 67 30-day fills |
|---|---|
| Patients | 17 |
| Total drug cost | $1,802 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Endeavor Health Medical GroupEvanston, IL · 3,350 clinicians
Hospital affiliation
- Edward HospitalNaperville, IL
Industry payments (Open Payments)
- 2025$215.27 · 5 payments from 4 companies
- 2024$264.45 · 9 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Heron Therapeutics, Inc. | $121.81 | 1 |
| Amgen Inc. | $49.52 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $29.00 | 1 |
| Coopersurgical, Inc. | $14.94 | 1 |
What the 2025 payments were for
- Food and Beverage$215.27 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nurse practitioners in Naperville
- 1013607589
- 1013692524
- 1033801089
- 1043440316
- 1073983789
- 1083133706
- 1093264756
- 1114652997
- 1124752092
- 1144481946
- 1194483172
- 1194490714
All 139 nurse practitioners in Naperville · All nurse practitioners in Illinois